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Units (Units) Schema

Alias: u

Version: 1.0.8

Standard Set of Unit definitions for the system

Table of contents

Units

A Unit

Definition: A

Phenomenon: CURRENT

Unit System: SI

ACRE (acres) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-9

Definition: CHAIN(2)

Phenomenon: AREA

Unit System: USCUSTOM

Numerator: 10

ACRE_FT (acre·ft) Unit

Definition: ACRE*FT

Phenomenon: VOLUME

Unit System: USCUSTOM

ACRE_FT_PER_DAY (acre·ft/day) Unit

Definition: ACRE_FT*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ACRE_FT_PER_HR (acre·ft/h) Unit

Definition: ACRE_FT*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ACRE_FT_PER_MIN (acre·ft/min) Unit

Definition: ACRE_FT*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ACRE_IN (acre·in) Unit

Definition: ACRE*IN

Phenomenon: VOLUME

Unit System: USCUSTOM

ACRE_IN_PER_DAY (acre_in/day) Unit

Definition: ACRE_IN*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ACRE_IN_PER_HR (acre·in/h) Unit

Definition: ACRE_IN*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ACRE_IN_PER_MIN (acre·in/min) Unit

Definition: ACRE_IN*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

ARC_DEG (°) Unit

1/180

Definition: [PI]*RAD

Phenomenon: ANGLE

Unit System: METRIC

Numerator: 1

Denominator: 180

ARC_MINUTE (') Unit

1/60

Definition: ARC_DEG

Phenomenon: ANGLE

Unit System: METRIC

Numerator: 1

Denominator: 60

ARC_QUADRANT (quadrants) Unit

Definition: [HALF_PI]*RAD

Phenomenon: ANGLE

Unit System: METRIC

ARC_SECOND ('') Unit

1/3600

Definition: ARC_DEG

Phenomenon: ANGLE

Unit System: METRIC

Numerator: 1

Denominator: 3600

ARE (are) Unit

Definition: [HECTO]*M(2)

Phenomenon: AREA

Unit System: METRIC

AREA_SPRING_CONSTANT_KN_PER_CUB_M (kN/m³) Unit

Definition: SPRING_CONSTANT_KN_PER_M*SQ_M(-1)

Phenomenon: AREA_SPRING_CONSTANT

Unit System: METRIC

AREA_SPRING_CONSTANT_KPF_PER_CUB_FT (kpf/ft³) Unit

Definition: SPRING_CONSTANT_KPF_PER_FT*SQ_FT(-1)

Phenomenon: AREA_SPRING_CONSTANT

Unit System: USCUSTOM

AREA_SPRING_CONSTANT_N_PER_CUB_M (N/m³) Unit

Definition: SPRING_CONSTANT_N_PER_M*SQ_M(-1)

Phenomenon: AREA_SPRING_CONSTANT

Unit System: SI

AT (kgf/cm²) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: KGF*CM(-2)

Phenomenon: PRESSURE

Unit System: INTERNATIONAL

ATM (atm) Unit

Standard atmosphere, see AT for atmosphere-technical. Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: METRIC

Numerator: 101325

AT_GAUGE (kgf/cm² (Gauge)) Unit

Offset is one standard atmosphere (101325 PA) converted to atmosphere-technical (AT). Offset is exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: AT

Phenomenon: PRESSURE

Unit System: INDUSTRIAL

Offset: 1.033227452799886

BAR (bar) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: METRIC

Numerator: 100000

BARYE (ba) Unit

Definition: DYNE*CM(-2)

Phenomenon: PRESSURE

Unit System: METRIC

BAR_GAUGE (bar (Gauge)) Unit

Offset is one standard atmosphere converted to BAR. Offset is exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: INDUSTRIAL

Numerator: 100000

Offset: 1.01325

BAR_PER_KM (bar/km) Unit

Definition: BAR*KM(-1)

Phenomenon: PRESSURE_GRADIENT

Unit System: METRIC

BTU (Btu) Unit

Is IT BTU. http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B. See foot note #9:

Definition: J

Phenomenon: WORK

Unit System: INTERNATIONAL

Numerator: 1055.05585262

BTU_IN_PER_SQ_FT_HR_FAHRENHEIT (Btu·in/(ft²·h·Δ°F)) Unit

Definition: BTUINFT(-2)*HR(-1)*DELTA_FAHRENHEIT(-1)

Phenomenon: THERMAL_CONDUCTIVITY

Unit System: USCUSTOM

BTU_PER_FAHRENHEIT (Btu/°F) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.8, page 46.

Definition: BTU*DELTA_FAHRENHEIT(-1)

Phenomenon: ENTROPY

Unit System: USCUSTOM

BTU_PER_HR (Btu/h) Unit

Definition: BTU*HR(-1)

Phenomenon: POWER

Unit System: USCUSTOM

BTU_PER_LBM (Btu/lb) Unit

Definition: BTU*LBM(-1)

Phenomenon: SPECIFIC_ENERGY

Unit System: USCUSTOM

BTU_PER_LBM_RANKINE (Btu/(lbm·Δ°R)) Unit

Definition: BTU*LBM(-1)*DELTA_RANKINE(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY

Unit System: USCUSTOM

BTU_PER_LB_MOL_RANKINE (Btu/(lb-mol·Δ°R)) Unit

Definition: BTU*LB_MOL(-1)*DELTA_RANKINE(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY_MOLAR

Unit System: USCUSTOM

BTU_PER_SQ_FT_HR_FAHRENHEIT (Btu/(ft²·h·Δ°F)) Unit

Definition: BTU*FT(-2)*HR(-1)*DELTA_FAHRENHEIT(-1)

Phenomenon: HEAT_TRANSFER

Unit System: USCUSTOM

CD (cd) Unit

Definition: CD

Phenomenon: LUMINOSITY

Unit System: SI

CELSIUS (°C) Unit

Definition: K

Phenomenon: TEMPERATURE

Unit System: METRIC

Offset: 273.15

CENTIPOISE (cP) Unit

Definition: [CENTI]*POISE

Phenomenon: DYNAMIC_VISCOSITY

Unit System: METRIC

CENTISTOKE (cSt) Unit

Definition: MM(2)*S(-1)

Phenomenon: KINEMATIC_VISCOSITY

Unit System: METRIC

CHAIN (chain) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-8

Definition: FT

Phenomenon: LENGTH

Unit System: USCUSTOM

Numerator: 66

CM (cm) Unit

Definition: [CENTI]*M

Phenomenon: LENGTH

Unit System: METRIC

CM_PER_DAY (cm/day) Unit

Definition: CM*DAY(-1)

Phenomenon: VELOCITY

Unit System: METRIC

CM_PER_HR (cm/h) Unit

Definition: CM*HR(-1)

Phenomenon: VELOCITY

Unit System: METRIC

CM_PER_M (cm/m) Unit

Definition: CM*M(-1)

Phenomenon: SLOPE

Unit System: METRIC

CM_PER_MIN (cm/min) Unit

Definition: CM*MIN(-1)

Phenomenon: VELOCITY

Unit System: METRIC

CM_PER_SEC (cm/s) Unit

Definition: CM*S(-1)

Phenomenon: VELOCITY

Unit System: METRIC

CM_PER_SEC_SQ (cm/sec²) Unit

Definition: CM*S(-2)

Phenomenon: ACCELERATION

Unit System: METRIC

CM_TO_THE_FOURTH (cm⁴) Unit

Definition: CM(4)

Phenomenon: AREA_MOMENT_INERTIA

Unit System: METRIC

CM_TO_THE_SIXTH (cm⁶) Unit

Definition: CM(6)

Phenomenon: TORSIONAL_WARPING_CONSTANT

Unit System: METRIC

COEFFICIENT (coefficient) Unit

For unitless coefficients

Definition: ONE

Phenomenon: NUMBER

Unit System: INTERNATIONAL

COULOMB (C) Unit

Definition: A*S

Phenomenon: ELECTRIC_CHARGE

Unit System: SI

CUB_CM (cm³) Unit

Definition: CM(3)

Phenomenon: VOLUME

Unit System: METRIC

CUB_DM (dm³) Unit

Definition: DM(3)

Phenomenon: VOLUME

Unit System: METRIC

CUB_FT (ft³) Unit

Definition: FT(3)

Phenomenon: VOLUME

Unit System: USCUSTOM

CUB_FT_PER_ACRE_SEC (ft³/(acres·s)) Unit

Definition: FT(3)*ACRE(-1)*S(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

CUB_FT_PER_DAY (ft³/day) Unit

Definition: CUB_FT*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

CUB_FT_PER_LBM (ft³/lm) Unit

Definition: FT(3)*LBM(-1)

Phenomenon: SPECIFIC_VOLUME

Unit System: USCUSTOM

CUB_FT_PER_LB_MOL (ft³/lb-mol) Unit

Definition: CUB_FT*LB_MOL(-1)

Phenomenon: MOLAR_VOLUME

Unit System: USCUSTOM

CUB_FT_PER_MIN (ft³/min) Unit

Definition: CUB_FT*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

CUB_FT_PER_SEC (ft³/s) Unit

Definition: CUB_FT*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

CUB_FT_PER_SQ_FT_MIN (ft³/(ft²·min)) Unit

Definition: FT*MIN(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

CUB_FT_PER_SQ_FT_SEC (ft³/(ft²·s)) Unit

Definition: FT*S(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

CUB_FT_PER_SQ_MILE_SEC (ft³/(mi²·s)) Unit

Definition: FT(3)*MILE(-2)*S(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

CUB_IN (in³) Unit

Definition: IN(3)

Phenomenon: VOLUME

Unit System: USCUSTOM

CUB_IN_PER_MIN (in³/min) Unit

Definition: CUB_IN*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

CUB_IN_PER_SEC (in³/sec) Unit

Definition: CUB_IN*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

CUB_KM (km³) Unit

Definition: KM(3)

Phenomenon: VOLUME

Unit System: METRIC

CUB_M (m³) Unit

Definition: M(3)

Phenomenon: VOLUME

Unit System: SI

CUB_MILE (mile³) Unit

Definition: MILE(3)

Phenomenon: VOLUME

Unit System: USCUSTOM

CUB_MM (mm³) Unit

Definition: MM(3)

Phenomenon: VOLUME

Unit System: METRIC

CUB_M_PER_CUB_M (m³/m³) Unit

Definition: M(3)*M(-3)

Phenomenon: VOLUME_RATIO

Unit System: SI

CUB_M_PER_DAY (m³/day) Unit

Definition: M(3)*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

CUB_M_PER_HECTARE_DAY (m³/(ha·day)) Unit

Definition: CUB_M*HECTARE(-1)*DAY(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: METRIC

CUB_M_PER_HR (m³/h) Unit

Definition: M(3)*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

CUB_M_PER_KG (m³/kg) Unit

Definition: M(3)*KG(-1)

Phenomenon: SPECIFIC_VOLUME

Unit System: SI

CUB_M_PER_KMOL (m³/kmol) Unit

Definition: CUB_M*KILO*MOL(-1)

Phenomenon: MOLAR_VOLUME

Unit System: METRIC

CUB_M_PER_MIN (m³/min) Unit

Definition: M(3)*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

CUB_M_PER_MOL (m³/mol) Unit

Definition: CUB_M*MOL(-1)

Phenomenon: MOLAR_VOLUME

Unit System: SI

CUB_M_PER_SEC (m³/s) Unit

Definition: M(3)*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: SI

CUB_M_PER_SQ_KM_DAY (m³/(km²·day)) Unit

Definition: CUB_M*KM(-2)*DAY(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: METRIC

CUB_M_PER_SQ_M_DAY (m³/(m²·day)) Unit

Definition: M*DAY(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: METRIC

CUB_M_PER_SQ_M_SEC (m³/(m²*sec)) Unit

Definition: M*S(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: SI

CUB_UM (um³) Unit

Definition: UM(3)

Phenomenon: VOLUME

Unit System: METRIC

CUB_US_SURVEY_FT (ft³ (US Survey)) Unit

Definition: US_SURVEY_FT(3)

Phenomenon: VOLUME

Unit System: USSURVEY

CUB_US_SURVEY_IN (in³ (US Survey)) Unit

Definition: US_SURVEY_IN(3)

Phenomenon: VOLUME

Unit System: USSURVEY

CUB_US_SURVEY_MILE (mile³ (US Survey)) Unit

Definition: US_SURVEY_MILE(3)

Phenomenon: VOLUME

Unit System: USSURVEY

CUB_US_SURVEY_YRD (yrd³ (US Survey)) Unit

Definition: US_SURVEY_YRD(3)

Phenomenon: VOLUME

Unit System: USSURVEY

CUB_YRD (yd³) Unit

Definition: YRD(3)

Phenomenon: VOLUME

Unit System: USCUSTOM

DAY (days) Unit

Definition: HR

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 24

DECAN (daN) Unit

Definition: [DECA]*N

Phenomenon: FORCE

Unit System: SI

DECIMAL_PERCENT (decimal percent) Unit

Unit suitable for storing a decimal number that represents an unspecified ratio.

Definition: PERCENT

Phenomenon: PERCENTAGE

Unit System: INTERNATIONAL

Numerator: 100

DEG_PER_HR (deg/hr) Unit

Definition: ARC_DEG*HR(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

DEG_PER_MIN (deg/min) Unit

Definition: ARC_DEG*MIN(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

DEG_PER_SEC (deg/sec) Unit

Definition: ARC_DEG*S(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

DELTA_CELSIUS (Δ°C) Unit

Definition: DELTA_KELVIN

Phenomenon: TEMPERATURE_CHANGE

Unit System: METRIC

DELTA_FAHRENHEIT (Δ°F) Unit

Factor is 5/9

Definition: DELTA_CELSIUS

Phenomenon: TEMPERATURE_CHANGE

Unit System: USCUSTOM

Numerator: 5

Denominator: 9

DELTA_KELVIN (ΔK) Unit

Definition: DELTA_KELVIN

Phenomenon: TEMPERATURE_CHANGE

Unit System: SI

DELTA_RANKINE (Δ°R) Unit

Factor is 5/9

Definition: DELTA_KELVIN

Phenomenon: TEMPERATURE_CHANGE

Unit System: USCUSTOM

Numerator: 5

Denominator: 9

DM (dm) Unit

Definition: [DECI]*M

Phenomenon: LENGTH

Unit System: METRIC

DYNE (dyn) Unit

Definition: GCMS(-2)

Phenomenon: FORCE

Unit System: METRIC

FAHRENHEIT (°F) Unit

Factor is 5/9

Definition: CELSIUS

Phenomenon: TEMPERATURE

Unit System: USCUSTOM

Numerator: 5

Denominator: 9

Offset: -32

FT (ft) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 2, Page C-4

Definition: IN

Phenomenon: LENGTH

Unit System: USCUSTOM

Numerator: 12

FT_FT (ft·ft) Unit

Definition: FT*FT

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

FT_H2O (ft H2O (Conv)) Unit

foot of H2O Conventional, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 2989.067

FT_MILE (ft·mi) Unit

Definition: FT*MILE

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

FT_PDL (ft*pdl) Unit

Definition: PDL*FT

Phenomenon: WORK

Unit System: USCUSTOM

FT_PER_DAY (ft/day) Unit

Definition: FT*DAY(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

FT_PER_FT (ft/ft) Unit

Definition: FT*FT(-1)

Phenomenon: SLOPE

Unit System: USCUSTOM

FT_PER_HR (ft/h) Unit

Definition: FT*HR(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

FT_PER_IN (ft/in) Unit

Definition: FT*IN(-1)

Phenomenon: SLOPE

Unit System: USCUSTOM

FT_PER_MILE (ft/mi) Unit

Definition: FT*MILE(-1)

Phenomenon: SLOPE

Unit System: USCUSTOM

FT_PER_MIN (ft/min) Unit

Definition: FT*MIN(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

FT_PER_SEC (ft/s) Unit

Definition: FT*S(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

FT_PER_SEC_SQ (ft/sec²) Unit

Definition: FT*S(-2)

Phenomenon: ACCELERATION

Unit System: USCUSTOM

FT_PER_THOUSAND_FOOT (ft/1000ft) Unit

Definition: FT*KILO*FT(-1)

Phenomenon: SLOPE

Unit System: USCUSTOM

FT_TO_THE_FOURTH (ft⁴) Unit

Definition: FT(4)

Phenomenon: AREA_MOMENT_INERTIA

Unit System: USCUSTOM

FT_TO_THE_SIXTH (ft⁶) Unit

Definition: FT(6)

Phenomenon: TORSIONAL_WARPING_CONSTANT

Unit System: USCUSTOM

G (g) Unit

Definition: [MILLI]*KG

Phenomenon: MASS

Unit System: METRIC

GALLON (gal) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-11

Definition: IN(3)

Phenomenon: VOLUME

Unit System: USCUSTOM

Numerator: 231

GALLON_IMPERIAL (gal (imp)) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: LITRE

Phenomenon: VOLUME

Unit System: IMPERIAL

Numerator: 4.54609

GALLON_IMPERIAL_PER_DAY (gal (imp)/day) Unit

Definition: GALLON_IMPERIAL*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: IMPERIAL

GALLON_IMPERIAL_PER_HR (gal (imp)/h) Unit

Definition: GALLON_IMPERIAL*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: IMPERIAL

GALLON_IMPERIAL_PER_MIN (gal (imp)/min) Unit

Definition: GALLON_IMPERIAL*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: IMPERIAL

GALLON_IMPERIAL_PER_SEC (gal (imp)/s) Unit

Definition: GALLON_IMPERIAL*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: IMPERIAL

GALLON_PER_ACRE_DAY (gal/(acre·day)) Unit

Definition: GALLON*DAY(-1)*ACRE(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GALLON_PER_ACRE_MIN (gal/(acre·min)) Unit

Definition: GALLON*MIN(-1)*ACRE(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GALLON_PER_DAY (gal/day) Unit

Definition: GALLON*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

GALLON_PER_HR (gal/h) Unit

Definition: GALLON*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

GALLON_PER_MIN (gal/min) Unit

Definition: GALLON*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

GALLON_PER_SEC (gal/s) Unit

Definition: GALLON*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: USCUSTOM

GALLON_PER_SQ_FT_DAY (gal/(ft²·day)) Unit

Definition: GALLON*DAY(-1)*FT(-2)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GALLON_PER_SQ_FT_MIN (gal/(ft²·min)) Unit

Definition: GALLON*MIN(-1)*FT(-2)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GALLON_PER_SQ_MILE_DAY (gal/(mi²·day)) Unit

Definition: GALLON*DAY(-1)*MILE(-2)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GALLON_PER_SQ_MILE_MIN (gal/(mi²·min)) Unit

Definition: GALLON*MIN(-1)*MILE(-2)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: USCUSTOM

GJ Unit

Definition: [GIGA]*J

Phenomenon: WORK

Unit System: METRIC

GRAD (grad) Unit

1/200

Definition: [PI]*RAD

Phenomenon: ANGLE

Unit System: METRIC

Numerator: 1

Denominator: 200

GRM (gr) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix B. Section 3.2, Page B-10

Definition: LBM

Phenomenon: MASS

Unit System: USCUSTOM

Numerator: 1

Denominator: 7000

GRM_PER_LBM (gr/lb) Unit

Definition: GRM*LBM(-1)

Phenomenon: MASS_RATIO

Unit System: USCUSTOM

GW Unit

Definition: [GIGA]*W

Phenomenon: POWER

Unit System: METRIC

GWH (GWh) Unit

Definition: GW*HR

Phenomenon: WORK

Unit System: INTERNATIONAL

G_PER_CUB_CM (g/cm³) Unit

Definition: G*CM(-3)

Phenomenon: DENSITY

Unit System: METRIC

G_PER_HR (g/h) Unit

Definition: G*HR(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

G_PER_MIN (g/min) Unit

Definition: G*MIN(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

G_PER_SEC (g/s) Unit

Definition: G*S(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

G_PER_SQ_M (g/m²) Unit

Definition: G*M(-2)

Phenomenon: SURFACE_DENSITY

Unit System: METRIC

HECTARE (ha) Unit

Definition: [HECTO]*ARE

Phenomenon: AREA

Unit System: METRIC

HECTOPASCAL (hPa) Unit

Definition: [HECTO]*PA

Phenomenon: PRESSURE

Unit System: METRIC

HP (hp) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: LBFFTS(-1)

Phenomenon: POWER

Unit System: USCUSTOM

Numerator: 550

HR (h) Unit

Definition: MIN

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 60

HUNDRED_PERSON Unit

Definition: [HECTO]*PERSON

Phenomenon: CAPITA

Unit System: STATISTICS

HZ (Hz) Unit

Definition: S(-1)

Phenomenon: FREQUENCY

Unit System: SI

IN (in) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix B. Section 3.1, Page B-10

Definition: MM

Phenomenon: LENGTH

Unit System: USCUSTOM

Numerator: 25.4

INVERSE_KN (1/kN) Unit

Definition: KN(-1)

Phenomenon: MOMENT_DISPLAY_SCALE

Unit System: METRIC

INVERSE_KPF (1/kpf) Unit

Definition: KPF(-1)

Phenomenon: MOMENT_DISPLAY_SCALE

Unit System: USCUSTOM

INVERSE_N (1/N) Unit

Definition: N(-1)

Phenomenon: MOMENT_DISPLAY_SCALE

Unit System: SI

IN_FT (in·ft) Unit

Definition: IN*FT

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

IN_H2O_AT_32F (inH2O@32°F) Unit

Inch of H2O at 32 Fahrenheit, Water is assumed to be in a liquid state. Equal to water at 0C. No verified source

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 249.1083

IN_H2O_AT_39_2F (inH2O@39.2°F) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 249.082

IN_H2O_AT_60F (inH2O@60°F) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 248.84

IN_HG (inHg (Conv)) Unit

Inch of HG conventional, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 3386.389

IN_HG_AT_32F (inHg@32°F) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 3386.38

IN_HG_AT_60F (inHg@60°F) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 3376.85

IN_M (in·m) Unit

Definition: IN*M

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

IN_MILE (in·mi) Unit

Definition: IN*MILE

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

IN_PER_DAY (in/day) Unit

Definition: IN*DAY(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

IN_PER_DEGREE (in/degree) Unit

Definition: IN*ARC_DEG(-1)

Phenomenon: THREAD_PITCH

Unit System: USCUSTOM

IN_PER_FT (in/ft) Unit

Definition: IN*FT(-1)

Phenomenon: SLOPE

Unit System: USCUSTOM

IN_PER_HR (in/h) Unit

Definition: IN*HR(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

IN_PER_MIN (in/min) Unit

Definition: IN*MIN(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

IN_PER_SEC (in/s) Unit

Definition: IN*S(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

IN_TO_THE_FOURTH (in⁴) Unit

Definition: IN(4)

Phenomenon: AREA_MOMENT_INERTIA

Unit System: USCUSTOM

IN_TO_THE_SIXTH (in⁶) Unit

Definition: IN(6)

Phenomenon: TORSIONAL_WARPING_CONSTANT

Unit System: USCUSTOM

J Unit

Definition: N*M

Phenomenon: WORK

Unit System: SI

J_PER_CUB_M (J/m³) Unit

Definition: J*M(-3)

Phenomenon: ENERGY_DENSITY

Unit System: SI

J_PER_G_CELSIUS (J/(g·Δ°C)) Unit

Definition: J*G(-1)*DELTA_CELSIUS(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY

Unit System: METRIC

J_PER_K (J/K) Unit

Definition: J*DELTA_KELVIN(-1)

Phenomenon: ENTROPY

Unit System: SI

J_PER_KG (J/kg) Unit

Definition: J*KG(-1)

Phenomenon: SPECIFIC_ENERGY

Unit System: SI

J_PER_KG_K (J/(kg·ΔK)) Unit

Definition: J*KG(-1)*DELTA_KELVIN(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY

Unit System: SI

J_PER_KMOL_K (J/(kmol·ΔK)) Unit

Definition: J*KMOL(-1)*DELTA_KELVIN(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY_MOLAR

Unit System: METRIC

J_PER_MOL_K (J/(mol*K)) Unit

Definition: J*MOL(-1)*DELTA_KELVIN(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY_MOLAR

Unit System: SI

K Unit

Definition: K

Phenomenon: TEMPERATURE

Unit System: SI

KELVIN_PER_M (ΔK/m) Unit

Definition: DELTA_KELVIN*M(-1)

Phenomenon: TEMPERATURE_GRADIENT

Unit System: SI

KG (kg) Unit

Definition: KG

Phenomenon: MASS

Unit System: SI

KGF (kgf) Unit

Definition: [STD_G]*KG

Phenomenon: FORCE

Unit System: METRIC

KGF_M (kgf·m) Unit

Definition: KGFMRAD(-1)

Phenomenon: TORQUE

Unit System: METRIC

KGF_PER_M (kgf/m) Unit

Definition: KGF*M(-1)

Phenomenon: LINEAR_LOAD

Unit System: METRIC

KGF_PER_SQ_M (kgf/m²) Unit

Definition: KGF*M(-2)

Phenomenon: PRESSURE

Unit System: INTERNATIONAL

KG_PER_CUB_CM (kg/cm³) Unit

Definition: KG*CM(-3)

Phenomenon: DENSITY

Unit System: METRIC

KG_PER_CUB_M (kg/m³) Unit

Definition: KG*M(-3)

Phenomenon: DENSITY

Unit System: SI

KG_PER_DAY (kg/day) Unit

Definition: KG*DAY(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

KG_PER_HECTARE (kg/ha) Unit

Definition: KG*HECTARE(-1)

Phenomenon: SURFACE_DENSITY

Unit System: METRIC

KG_PER_HR (kg/h) Unit

Definition: KG*HR(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

KG_PER_KG (kg/kg) Unit

Definition: KG*KG(-1)

Phenomenon: MASS_RATIO

Unit System: SI

KG_PER_LITRE (kg/dm³) Unit

Definition: KG*DM(-3)

Phenomenon: DENSITY

Unit System: METRIC

KG_PER_M (kg/m) Unit

Definition: KG*M(-1)

Phenomenon: LINEAR_DENSITY

Unit System: SI

KG_PER_MIN (kg/min) Unit

Definition: KG*MIN(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

KG_PER_MM (kg/mm) Unit

Definition: KG*MM(-1)

Phenomenon: LINEAR_DENSITY

Unit System: METRIC

KG_PER_SEC (kg/s) Unit

Definition: KG*S(-1)

Phenomenon: MASS_FLOW

Unit System: SI

KG_PER_SQ_M (kg/m²) Unit

Definition: KG*M(-2)

Phenomenon: SURFACE_DENSITY

Unit System: SI

KHZ (KHz) Unit

Definition: [KILO]*S(-1)

Phenomenon: FREQUENCY

Unit System: METRIC

KILOAMPERE (KA) Unit

Definition: [KILO]*A

Phenomenon: CURRENT

Unit System: METRIC

KILOBTU (kBtu) Unit

Definition: [KILO]*BTU

Phenomenon: WORK

Unit System: USCUSTOM

KILOBTU_PER_HR (kBtu/h) Unit

Definition: [KILO]BTUHR(-1)

Phenomenon: POWER

Unit System: USCUSTOM

KILOPASCAL (kPa) Unit

Definition: [KILO]*PA

Phenomenon: PRESSURE

Unit System: METRIC

KILOPASCAL_GAUGE (kPa (Gauge)) Unit

Offset is one standard atmosphere (101325 PA) converted to kilopascal. Offset is exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: [KILO]*PA

Phenomenon: PRESSURE

Unit System: INDUSTRIAL

Offset: 101.325

KILOVOLT (KV) Unit

Definition: [KILO]*VOLT

Phenomenon: ELECTRIC_POTENTIAL

Unit System: METRIC

KIPM (kipm) Unit

Exact, http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: [KILO]*LBM

Phenomenon: MASS

Unit System: USCUSTOM

KIP_PER_CUB_FT (kip/ft³) Unit

Definition: KIPM*FT(-3)

Phenomenon: DENSITY

Unit System: USCUSTOM

KJ (kJ) Unit

Definition: [KILO]*J

Phenomenon: WORK

Unit System: METRIC

KJ_PER_CUB_M (kJ/m³) Unit

Definition: KJ*M(-3)

Phenomenon: ENERGY_DENSITY

Unit System: METRIC

KJ_PER_K (KJ/K) Unit

Definition: [KILO]JDELTA_KELVIN(-1)

Phenomenon: ENTROPY

Unit System: METRIC

KJ_PER_KG (kJ/kg) Unit

Definition: KJ*KG(-1)

Phenomenon: SPECIFIC_ENERGY

Unit System: METRIC

KJ_PER_KMOL_K (kJ/(kmol·ΔK)) Unit

Definition: KJ*KMOL(-1)*DELTA_KELVIN(-1)

Phenomenon: SPECIFIC_HEAT_CAPACITY_MOLAR

Unit System: METRIC

KM (km) Unit

Definition: [KILO]*M

Phenomenon: LENGTH

Unit System: METRIC

KMOL (kmol) Unit

Definition: [KILO]*MOL

Phenomenon: MOLE

Unit System: METRIC

KMOL_PER_CUB_M (kmol/m³) Unit

Definition: [KILO]MOLCUB_M(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: METRIC

KMOL_PER_SEC (kmol/s) Unit

Definition: [KILO]MOLS(-1)

Phenomenon: MOLAR_FLOW

Unit System: METRIC

KM_PER_HR (km/h) Unit

Definition: KM*HR(-1)

Phenomenon: VELOCITY

Unit System: METRIC

KM_PER_SEC (km/sec) Unit

Definition: KM*S(-1)

Phenomenon: VELOCITY

Unit System: METRIC

KN (kN) Unit

Definition: [KILO]*N

Phenomenon: FORCE

Unit System: METRIC

KNOT_INTERNATIONAL (knot (Int.)) Unit

Definition: NAUT_MILE*HR(-1)

Phenomenon: VELOCITY

Unit System: MARITIME

KN_M (kN·m) Unit

Definition: KNMRAD(-1)

Phenomenon: TORQUE

Unit System: METRIC

KN_M_PER_M (kN·m/m) Unit

Definition: KN_M*M(-1)

Phenomenon: LINEAR_TORQUE

Unit System: METRIC

KN_M_PER_RAD (kN·m/rad) Unit

Definition: KN_M*RAD(-1)

Phenomenon: ROTATIONAL_SPRING_CONSTANT

Unit System: METRIC

KN_M_PER_SQ_M (kN·m/m²) Unit

Definition: KN_M*M(-2)

Phenomenon: AREA_TORQUE

Unit System: METRIC

KN_PER_CUB_FT (kN/ft³) Unit

Definition: [KILO]NFT(-3)

Phenomenon: FORCE_DENSITY

Unit System: USCUSTOM

KN_PER_CUB_M (kN/m³) Unit

Definition: [KILO]NM(-3)

Phenomenon: FORCE_DENSITY

Unit System: METRIC

KN_PER_M (kN/m) Unit

Definition: KN*M(-1)

Phenomenon: LINEAR_LOAD

Unit System: METRIC

KN_PER_RAD (kN/rad) Unit

Definition: KN*RAD(-1)

Phenomenon: LINEAR_ROTATIONAL_SPRING_CONSTANT

Unit System: METRIC

KOHM (kΩ) Unit

Definition: [KILO]*OHM

Phenomenon: ELECTRICAL_RESISTANCE

Unit System: METRIC

KPF (kpf) Unit

Definition: [KILO]*LBF

Phenomenon: FORCE

Unit System: USCUSTOM

KPF_FT (kpf·ft) Unit

Definition: KPFFTRAD(-1)

Phenomenon: TORQUE

Unit System: USCUSTOM

KPF_FT_PER_FT (kpf·ft/ft) Unit

Definition: KPF_FT*FT(-1)

Phenomenon: LINEAR_TORQUE

Unit System: USCUSTOM

KPF_FT_PER_RAD (kpf·ft/rad) Unit

Definition: KPF_FT*RAD(-1)

Phenomenon: ROTATIONAL_SPRING_CONSTANT

Unit System: USCUSTOM

KPF_FT_PER_SQ_FT (kpf·ft/ft²) Unit

Definition: KPF_FT*FT(-2)

Phenomenon: AREA_TORQUE

Unit System: USCUSTOM

KPF_PER_CUB_FT (kpf/ft³) Unit

Definition: KPF*FT(-3)

Phenomenon: FORCE_DENSITY

Unit System: USCUSTOM

KPF_PER_FT (kpf/ft) Unit

Definition: KPF*FT(-1)

Phenomenon: LINEAR_LOAD

Unit System: USCUSTOM

KPF_PER_RAD (kpf/rad) Unit

Definition: KPF*RAD(-1)

Phenomenon: LINEAR_ROTATIONAL_SPRING_CONSTANT

Unit System: USCUSTOM

KSF (ksf) Unit

Definition: KPF*FT(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

KSI (ksi) Unit

Definition: KPF*IN(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

KVA Unit

Definition: [KILO]*VA

Phenomenon: APPARENT_POWER

Unit System: METRIC

KW (kW) Unit

Definition: [KILO]*W

Phenomenon: POWER

Unit System: METRIC

KWH (kW·h) Unit

Definition: KW*HR

Phenomenon: WORK

Unit System: INTERNATIONAL

KWH_PER_CUB_FT (kWh/ft³) Unit

Definition: KWH*FT(-3)

Phenomenon: ENERGY_DENSITY

Unit System: USCUSTOM

KWH_PER_CUB_M (kW·h/m³) Unit

Definition: KWH*M(-3)

Phenomenon: ENERGY_DENSITY

Unit System: METRIC

KWH_PER_MILLION_GALLON (kW·h/million gal) Unit

Definition: KWH*MEGA*GALLON(-1)

Phenomenon: ENERGY_DENSITY

Unit System: USCUSTOM

LBF (lbf) Unit

Definition: [STD_G]*LBM

Phenomenon: FORCE

Unit System: USCUSTOM

LBF_FT (lbf·ft) Unit

Definition: LBFFTRAD(-1)

Phenomenon: TORQUE

Unit System: USCUSTOM

LBF_FT_PER_FT (lbf·ft/ft) Unit

Definition: LBF_FT*FT(-1)

Phenomenon: LINEAR_TORQUE

Unit System: USCUSTOM

LBF_FT_PER_SQ_FT (lbf·ft/ft²) Unit

Definition: LBF_FT*FT(-2)

Phenomenon: AREA_TORQUE

Unit System: USCUSTOM

LBF_IN (lbf·in) Unit

Definition: LBFINRAD(-1)

Phenomenon: TORQUE

Unit System: USCUSTOM

LBF_IN_PER_IN (lbf·in/in) Unit

Definition: LBF_IN*IN(-1)

Phenomenon: LINEAR_TORQUE

Unit System: USCUSTOM

LBF_IN_PER_SQ_IN (lbf·in/in²) Unit

Definition: LBF_IN*IN(-2)

Phenomenon: AREA_TORQUE

Unit System: USCUSTOM

LBF_PER_FT (lbf/ft) Unit

Definition: LBF*FT(-1)

Phenomenon: LINEAR_LOAD

Unit System: USCUSTOM

LBF_PER_IN (lbf/in) Unit

Definition: LBF*IN(-1)

Phenomenon: LINEAR_LOAD

Unit System: USCUSTOM

LBF_PER_SQ_FT (lbf/ft²) Unit

Definition: LBF*FT(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

LBM (lb) Unit

Is Avoirdupois Pound. Exact, http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B. Footnote 22

Definition: KG

Phenomenon: MASS

Unit System: USCUSTOM

Numerator: 0.45359237

LBM_PER_ACRE (lb/acre) Unit

Definition: LBM*ACRE(-1)

Phenomenon: SURFACE_DENSITY

Unit System: USCUSTOM

LBM_PER_CUB_FT (lb/ft³) Unit

Definition: LBM*FT(-3)

Phenomenon: DENSITY

Unit System: USCUSTOM

LBM_PER_CUB_IN (lb/in³) Unit

Definition: LBM*IN(-3)

Phenomenon: DENSITY

Unit System: USCUSTOM

LBM_PER_DAY (lb/day) Unit

Definition: LBM*DAY(-1)

Phenomenon: MASS_FLOW

Unit System: USCUSTOM

LBM_PER_FT (lb/ft) Unit

Definition: LBM*FT(-1)

Phenomenon: LINEAR_DENSITY

Unit System: USCUSTOM

LBM_PER_FT_S (lbm/(ft*s)) Unit

Definition: LBM*FT(-1)*S(-1)

Phenomenon: DYNAMIC_VISCOSITY

Unit System: USCUSTOM

LBM_PER_GALLON (lb/gal) Unit

Definition: LBM*GALLON(-1)

Phenomenon: DENSITY

Unit System: USCUSTOM

LBM_PER_GALLON_IMPERIAL (lb/gal (imp)) Unit

Definition: LBM*GALLON_IMPERIAL(-1)

Phenomenon: DENSITY

Unit System: IMPERIAL

LBM_PER_HR (lb/h) Unit

Definition: LBM*HR(-1)

Phenomenon: MASS_FLOW

Unit System: USCUSTOM

LBM_PER_MILLION_GALLON (lb/million gal) Unit

Definition: LBM*MEGA*GALLON(-1)

Phenomenon: DENSITY

Unit System: USCUSTOM

LBM_PER_MIN (lb/min) Unit

Definition: LBM*MIN(-1)

Phenomenon: MASS_FLOW

Unit System: USCUSTOM

LBM_PER_SEC (lb/s) Unit

Definition: LBM*S(-1)

Phenomenon: MASS_FLOW

Unit System: USCUSTOM

LB_MOL (lb-mol) Unit

ASTM SI 10 standard SI1-.phhc8328.pdf page 29, 35 and http://en.wikipedia.org/wiki/Mole_%28unit%29

Definition: MOL

Phenomenon: MOLE

Unit System: USCUSTOM

Numerator: 453.59237

LINEAR_SPRING_CONSTANT_KN_PER_SQ_M (kN/m²) Unit

Definition: SPRING_CONSTANT_KN_PER_M*M(-1)

Phenomenon: LINEAR_SPRING_CONSTANT

Unit System: METRIC

LINEAR_SPRING_CONSTANT_KPF_PER_SQ_FT (kpf/ft²) Unit

Definition: SPRING_CONSTANT_KPF_PER_FT*FT(-1)

Phenomenon: LINEAR_SPRING_CONSTANT

Unit System: USCUSTOM

LINEAR_SPRING_CONSTANT_N_PER_SQ_M (N/m²) Unit

Definition: SPRING_CONSTANT_N_PER_M*M(-1)

Phenomenon: LINEAR_SPRING_CONSTANT

Unit System: SI

LITRE (L) Unit

Definition: CUB_DM

Phenomenon: VOLUME

Unit System: METRIC

LITRE_PER_DAY (L/day) Unit

Definition: LITRE*DAY(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

LITRE_PER_HR (L/h) Unit

Definition: LITRE*HR(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

LITRE_PER_LITRE (liter/liter) Unit

Definition: LITRE*LITRE(-1)

Phenomenon: VOLUME_RATIO

Unit System: METRIC

LITRE_PER_MIN (L/min) Unit

Definition: LITRE*MIN(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

LITRE_PER_SEC (L/s) Unit

Definition: LITRE*S(-1)

Phenomenon: VOLUMETRIC_FLOW

Unit System: METRIC

LITRE_PER_SQ_M_SEC (L/(m²·s)) Unit

Definition: LITRE*M(-2)*S(-1)

Phenomenon: FLOW_DENSITY_PER_AREA

Unit System: METRIC

LONG_TON_FORCE (tnf (long)) Unit

Definition: [STD_G]*LONG_TON_MASS

Phenomenon: FORCE

Unit System: USCUSTOM

LONG_TON_MASS (tn (long)) Unit

Exact, http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: LBM

Phenomenon: MASS

Unit System: USCUSTOM

Numerator: 2240

LUMEN (lm) Unit

Definition: CD*STERAD

Phenomenon: LUMINOUS_FLUX

Unit System: SI

LUMEN_PER_SQ_FT (lm/ft²) Unit

Definition: LUMEN*FT(-2)

Phenomenon: ILLUMINANCE

Unit System: USCUSTOM

LUMEN_PER_W (lm/W) Unit

Definition: LUMEN*W(-1)

Phenomenon: LUMINOUS_EFFICACY

Unit System: SI

LUX (lx) Unit

Definition: LUMEN*M(-2)

Phenomenon: ILLUMINANCE

Unit System: SI

M (m) Unit

Definition: M

Phenomenon: LENGTH

Unit System: SI

MBAR (mBar) Unit

Definition: [MILLI]*BAR

Phenomenon: PRESSURE

Unit System: METRIC

MEGAGRAM (Mg) Unit

Definition: [MEGA]*G

Phenomenon: MASS

Unit System: METRIC

MEGAJ (MJ) Unit

Definition: [MEGA]*J

Phenomenon: WORK

Unit System: METRIC

MEGAJ_PER_KG (MJ/kg) Unit

Definition: MEGAJ*KG(-1)

Phenomenon: SPECIFIC_ENERGY

Unit System: METRIC

MEGAN (MN) Unit

Definition: [MEGA]*N

Phenomenon: FORCE

Unit System: METRIC

MEGAN_M (MN·m) Unit

Definition: MEGANMRAD(-1)

Phenomenon: TORQUE

Unit System: METRIC

MEGAN_M_PER_M (MN·m/m) Unit

Definition: MEGAN_M*M(-1)

Phenomenon: LINEAR_TORQUE

Unit System: METRIC

MEGAN_M_PER_SQ_M (MN·m/m²) Unit

Definition: MEGAN_M*M(-2)

Phenomenon: AREA_TORQUE

Unit System: METRIC

MEGAN_PER_M (MN/m) Unit

Definition: MEGAN*M(-1)

Phenomenon: LINEAR_LOAD

Unit System: METRIC

MEGAPASCAL (MPa) Unit

Definition: [MEGA]*PA

Phenomenon: PRESSURE

Unit System: METRIC

MEGAPASCAL_GAUGE (MPa (Gauge)) Unit

Offset is one standard atmosphere (101325 PA) converted to megapascal. Offset is exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: [MEGA]*PA

Phenomenon: PRESSURE

Unit System: INDUSTRIAL

Offset: 0.101325

MEGAVOLT (MV) Unit

Definition: [MEGA]*VOLT

Phenomenon: ELECTRIC_POTENTIAL

Unit System: METRIC

MEGAW (MW) Unit

Definition: [MEGA]*W

Phenomenon: POWER

Unit System: METRIC

MEGAWH (MWh) Unit

Definition: MEGAW*HR

Phenomenon: WORK

Unit System: INTERNATIONAL

MG (mg) Unit

Definition: [MILLI]*G

Phenomenon: MASS

Unit System: METRIC

MG_PER_DAY (mg/day) Unit

Definition: MG*DAY(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MG_PER_HR (mg/h) Unit

Definition: MG*HR(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MG_PER_LITRE (mg/L) Unit

Definition: MG*DM(-3)

Phenomenon: DENSITY

Unit System: METRIC

MG_PER_MIN (mg/min) Unit

Definition: MG*MIN(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MG_PER_SEC (mg/s) Unit

Definition: MG*S(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MHZ (MHz) Unit

Definition: [MEGA]*S(-1)

Phenomenon: FREQUENCY

Unit System: METRIC

MICROAMPERE (µA) Unit

Definition: [MICRO]*A

Phenomenon: CURRENT

Unit System: METRIC

MICROINCH (µin) Unit

Definition: [MICRO]*IN

Phenomenon: LENGTH

Unit System: USCUSTOM

MICROLITRE (µliter) Unit

Definition: [MICRO]*LITRE

Phenomenon: VOLUME

Unit System: METRIC

MICROMOL_PER_CUB_DM (µmol/dm³) Unit

Definition: [MICRO]MOLCUB_DM(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: METRIC

MICROPASCAL (µPa) Unit

Definition: [MICRO]*PA

Phenomenon: PRESSURE

Unit System: METRIC

MILE (mi) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-8

Definition: YRD

Phenomenon: LENGTH

Unit System: USCUSTOM

Numerator: 1760

MILLIAMPERE (mA) Unit

Definition: [MILLI]*A

Phenomenon: CURRENT

Unit System: METRIC

MILLIFOOT (mft) Unit

Definition: [MILLI]*FT

Phenomenon: LENGTH

Unit System: USCUSTOM

MILLIINCH (mil) Unit

Definition: [MILLI]*IN

Phenomenon: LENGTH

Unit System: USCUSTOM

MILLION_GALLON (million gal) Unit

Definition: [MEGA]*GALLON

Phenomenon: VOLUME

Unit System: USCUSTOM

MILLION_LITRE (million L) Unit

Definition: [MEGA]*LITRE

Phenomenon: VOLUME

Unit System: METRIC

MIN (min) Unit

Definition: S

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 60

MKG (µg) Unit

Definition: [MICRO]*G

Phenomenon: MASS

Unit System: METRIC

MKG_PER_DAY (µg/day) Unit

Definition: MKG*DAY(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MKG_PER_HR (µg/h) Unit

Definition: MKG*HR(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MKG_PER_LITRE (µg/L) Unit

Definition: MKG*DM(-3)

Phenomenon: DENSITY

Unit System: METRIC

MKG_PER_MIN (µg/min) Unit

Definition: MKG*MIN(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MKG_PER_SEC (µg/s) Unit

Definition: MKG*S(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

MKS (µs) Unit

Definition: [MICRO]*S

Phenomenon: TIME

Unit System: INTERNATIONAL

MM (mm) Unit

Definition: [MILLI]*M

Phenomenon: LENGTH

Unit System: METRIC

MM_H2O (mmH2O (Conv)) Unit

Millimeter of H2O Conventional, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: METRIC

Numerator: 9.80665

MM_HG_AT_32F (mmHg@32°F) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B. Used centimeter of mercury (0 C) to pascal

Definition: PA

Phenomenon: PRESSURE

Unit System: METRIC

Numerator: 133.322

MM_KM (mm·km) Unit

Definition: MM*KM

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

MM_M (mm·m) Unit

Definition: MM*M

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

MM_MILE (mm·mi) Unit

Definition: MM*MILE

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

MM_PER_DAY (mm/day) Unit

Definition: MM*DAY(-1)

Phenomenon: VELOCITY

Unit System: METRIC

MM_PER_HR (mm/h) Unit

Definition: MM*HR(-1)

Phenomenon: VELOCITY

Unit System: METRIC

MM_PER_M (mm/m) Unit

Definition: MM*M(-1)

Phenomenon: SLOPE

Unit System: METRIC

MM_PER_MIN (mm/min) Unit

Definition: MM*MIN(-1)

Phenomenon: VELOCITY

Unit System: METRIC

MM_PER_SEC (mm/sec) Unit

Definition: MM*S(-1)

Phenomenon: VELOCITY

Unit System: METRIC

MM_TO_THE_FOURTH (mm⁴) Unit

Definition: MM(4)

Phenomenon: AREA_MOMENT_INERTIA

Unit System: METRIC

MM_TO_THE_SIXTH (mm⁶) Unit

Definition: MM(6)

Phenomenon: TORSIONAL_WARPING_CONSTANT

Unit System: METRIC

MN (mN) Unit

Definition: [MILLI]*N

Phenomenon: FORCE

Unit System: METRIC

MOL (mol) Unit

Where mol is the SI gram mol or gmol.

Definition: MOL

Phenomenon: MOLE

Unit System: SI

MOL_PER_CUB_DM (mol/dm³) Unit

Definition: MOL*CUB_DM(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: METRIC

MOL_PER_CUB_FT (mol/ft³) Unit

Definition: MOL*CUB_FT(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: USCUSTOM

MOL_PER_CUB_M (mol/m³) Unit

Definition: MOL*CUB_M(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: SI

MOL_PER_SEC (mol/s) Unit

Definition: MOL*S(-1)

Phenomenon: MOLAR_FLOW

Unit System: SI

MONETARY_UNIT (¤) Unit

For money of an unspecified denomination

Definition: MONETARY_UNIT

Phenomenon: CURRENCY

Unit System: FINANCE

MPH (mi/h) Unit

Definition: MILE*HR(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

MS (ms) Unit

Definition: [MILLI]*S

Phenomenon: TIME

Unit System: INTERNATIONAL

MVA Unit

Definition: [MEGA]*VA

Phenomenon: APPARENT_POWER

Unit System: METRIC

M_H2O (mH2O (Conv)) Unit

Meter of H2O Conventional

Definition: [KILO]*MM_H2O

Phenomenon: PRESSURE

Unit System: METRIC

M_KM (m·km) Unit

Definition: M*KM

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: INDUSTRIAL

M_M (m·m) Unit

Definition: M*M

Phenomenon: PIPE_DIAMETER_LENGTH

Unit System: SI

M_PER_DAy (m/day) Unit

Definition: M*DAY(-1)

Phenomenon: VELOCITY

Unit System: METRIC

M_PER_HR (m/h) Unit

Definition: M*HR(-1)

Phenomenon: VELOCITY

Unit System: METRIC

M_PER_KM (m/km) Unit

Definition: M*KM(-1)

Phenomenon: SLOPE

Unit System: METRIC

M_PER_KN (m/kN) Unit

Definition: KN_PER_M(-1)

Phenomenon: FORCE_DISPLAY_SCALE

Unit System: METRIC

M_PER_M (m/m) Unit

Definition: M*M(-1)

Phenomenon: SLOPE

Unit System: SI

M_PER_MIN (m/min) Unit

Definition: M*MIN(-1)

Phenomenon: VELOCITY

Unit System: METRIC

M_PER_N (m/N) Unit

Definition: N_PER_M(-1)

Phenomenon: FORCE_DISPLAY_SCALE

Unit System: SI

M_PER_RAD (m/rad) Unit

Definition: M*RAD(-1)

Phenomenon: THREAD_PITCH

Unit System: SI

M_PER_REVOLUTION (m/r) Unit

Definition: M*REVOLUTION(-1)

Phenomenon: THREAD_PITCH

Unit System: INTERNATIONAL

M_PER_SEC (m/s) Unit

Definition: M*S(-1)

Phenomenon: VELOCITY

Unit System: SI

M_PER_SEC_SQ (m/sec²) Unit

Definition: M*S(-2)

Phenomenon: ACCELERATION

Unit System: SI

M_TO_THE_FOURTH (m⁴) Unit

Definition: M(4)

Phenomenon: AREA_MOMENT_INERTIA

Unit System: SI

M_TO_THE_SIXTH (m⁶) Unit

Definition: M(6)

Phenomenon: TORSIONAL_WARPING_CONSTANT

Unit System: SI

N Unit

Definition: KGMS(-2)

Phenomenon: FORCE

Unit System: SI

NAUT_MILE (nmi) Unit

International Nautical Mile. Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 2, Page C-4

Definition: M

Phenomenon: LENGTH

Unit System: MARITIME

Numerator: 1852

NG (ng) Unit

Definition: [NANO]*G

Phenomenon: MASS

Unit System: METRIC

NMOL_PER_CUB_DM (nmol/dm³) Unit

Definition: [NANO]MOLCUB_DM(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: METRIC

N_CM (N·cm) Unit

Definition: NCMRAD(-1)

Phenomenon: TORQUE

Unit System: METRIC

N_CM_PER_CM (N·cm/cm) Unit

Definition: N_CM*CM(-1)

Phenomenon: LINEAR_TORQUE

Unit System: METRIC

N_CM_PER_SQ_CM (N·cm/cm²) Unit

Definition: N_CM*CM(-2)

Phenomenon: AREA_TORQUE

Unit System: METRIC

N_M (N·m) Unit

Definition: NMRAD(-1)

Phenomenon: TORQUE

Unit System: SI

N_M_PER_DEG (N·m/deg) Unit

Definition: N_M*ARC_DEG(-1)

Phenomenon: ROTATIONAL_SPRING_CONSTANT

Unit System: METRIC

N_M_PER_M (N·m/m) Unit

Definition: N_M*M(-1)

Phenomenon: LINEAR_TORQUE

Unit System: SI

N_M_PER_RAD (N·m/rad) Unit

Definition: N_M*RAD(-1)

Phenomenon: ROTATIONAL_SPRING_CONSTANT

Unit System: SI

N_M_PER_SQ_M (N·m/m²) Unit

Definition: N_M*M(-2)

Phenomenon: AREA_TORQUE

Unit System: SI

N_PER_CUB_FT (N/ft³) Unit

Definition: N*FT(-3)

Phenomenon: FORCE_DENSITY

Unit System: USCUSTOM

N_PER_CUB_M (N/m³) Unit

Definition: N*M(-3)

Phenomenon: FORCE_DENSITY

Unit System: SI

N_PER_M (N/m) Unit

Definition: N*M(-1)

Phenomenon: LINEAR_LOAD

Unit System: SI

N_PER_MM (N/mm) Unit

Definition: N*MM(-1)

Phenomenon: LINEAR_LOAD

Unit System: METRIC

N_PER_RAD (N/rad) Unit

Definition: N*RAD(-1)

Phenomenon: LINEAR_ROTATIONAL_SPRING_CONSTANT

Unit System: SI

OHM (Ω) Unit

Definition: VOLT*A(-1)

Phenomenon: ELECTRICAL_RESISTANCE

Unit System: SI

OHM_M (Ω·m) Unit

Definition: OHM*M

Phenomenon: ELECTRICAL_RESISTIVITY

Unit System: SI

ONE (one) Unit

Definition: ONE

Phenomenon: NUMBER

Unit System: INTERNATIONAL

OZF (ozf) Unit

Definition: [STD_G]*OZM

Phenomenon: FORCE

Unit System: USCUSTOM

OZM (oz) Unit

1/16 Exact, https://en.wikipedia.org/wiki/Ounce

Definition: LBM

Phenomenon: MASS

Unit System: USCUSTOM

Numerator: 1

Denominator: 16

PA (N/m²) Unit

Definition: N*M(-2)

Phenomenon: PRESSURE

Unit System: SI

PA_GAUGE (Pa (gauge)) Unit

Offset is one standard atmosphere in PA. Offset is exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: PA

Phenomenon: PRESSURE

Unit System: INDUSTRIAL

Offset: 101325

PA_PER_M (Pa/m) Unit

Definition: PA*M(-1)

Phenomenon: PRESSURE_GRADIENT

Unit System: SI

PA_S (Pa·s) Unit

Definition: PA*S

Phenomenon: DYNAMIC_VISCOSITY

Unit System: SI

PDL (pdl) Unit

Definition: LBMFTS(-2)

Phenomenon: FORCE

Unit System: USCUSTOM

PERCENT (%) Unit

Unit used to show a ratio as a percentage in the UI.

Definition: ONE

Phenomenon: PERCENTAGE

Unit System: INTERNATIONAL

PERCENT_SLOPE (%) Unit

Definition: DECIMAL_PERCENT(-1)*M_PER_M

Phenomenon: SLOPE

Unit System: INTERNATIONAL

PERSON (person) Unit

Definition: PERSON

Phenomenon: CAPITA

Unit System: SI

PERSON_PER_ACRE (p/acre) Unit

Definition: PERSON*ACRE(-1)

Phenomenon: POPULATION_DENSITY

Unit System: USCUSTOM

PERSON_PER_HECTARE (p/ha) Unit

Definition: PERSON*HECTARE(-1)

Phenomenon: POPULATION_DENSITY

Unit System: METRIC

PERSON_PER_SQ_FT (p/ft²) Unit

Definition: PERSON*FT(-2)

Phenomenon: POPULATION_DENSITY

Unit System: USCUSTOM

PERSON_PER_SQ_KM (p/km²) Unit

Definition: PERSON*KM(-2)

Phenomenon: POPULATION_DENSITY

Unit System: METRIC

PERSON_PER_SQ_M (p/m²) Unit

Definition: PERSON*M(-2)

Phenomenon: POPULATION_DENSITY

Unit System: SI

PERSON_PER_SQ_MILE (p/mi²) Unit

Definition: PERSON*MILE(-2)

Phenomenon: POPULATION_DENSITY

Unit System: USCUSTOM

PER_FT (1/ft) Unit

Definition: FT(-1)

Phenomenon: LINEAR_RATE

Unit System: USCUSTOM

PER_KM (1/km) Unit

Definition: KM(-1)

Phenomenon: LINEAR_RATE

Unit System: METRIC

PER_M (1/m) Unit

Definition: M(-1)

Phenomenon: LINEAR_RATE

Unit System: SI

PER_MILE (1/mile) Unit

Definition: MILE(-1)

Phenomenon: LINEAR_RATE

Unit System: USCUSTOM

PER_MM (1/mm) Unit

Definition: MM(-1)

Phenomenon: LINEAR_RATE

Unit System: METRIC

PER_THOUSAND_FT (1/1000 ft) Unit

Definition: FT(-1)

Phenomenon: LINEAR_RATE

Unit System: USCUSTOM

Numerator: 0.001

PICOMOL_PER_CUB_DM (picomol/dm³) Unit

Definition: [PICO]MOLCUB_DM(-1)

Phenomenon: MOLAR_CONCENTRATION

Unit System: METRIC

POISE (poise) Unit

Exact, See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B.

Definition: [DECI]*PA_S

Phenomenon: DYNAMIC_VISCOSITY

Unit System: METRIC

PROBABILITY_FRACTION () Unit

Definition: ONE

Phenomenon: PROBABILITY

Unit System: SI

PROBABILITY_PERCENT (%) Unit

Definition: PROBABILITY_FRACTION

Phenomenon: PROBABILITY

Unit System: INTERNATIONAL

Numerator: 1

Denominator: 100

PSF (lbf/ft²) Unit

Definition: LBF*FT(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

PSI (lbf/in²) Unit

Definition: LBF*IN(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

PSIG (lbf/in² (Gauge)) Unit

Offset is one standard atmosphere (101325 PA) converted to PSI

Definition: LBF*IN(-2)

Phenomenon: PRESSURE

Unit System: USCUSTOM

Offset: 14.695948775513449

RAD (rad) Unit

Definition: RAD

Phenomenon: ANGLE

Unit System: SI

RAD_PER_HR (rad/hr) Unit

Definition: RAD*HR(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

RAD_PER_MIN (rad/min) Unit

Definition: RAD*MIN(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

RAD_PER_SEC (rad/sec) Unit

Definition: RAD*S(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: SI

RANKINE (°R) Unit

Factor is 5/9

Definition: K

Phenomenon: TEMPERATURE

Unit System: USCUSTOM

Numerator: 5

Denominator: 9

REVOLUTION (r) Unit

Definition: [TWO_PI]*RAD

Phenomenon: ANGLE

Unit System: METRIC

RPH (cycle/hr) Unit

Definition: [TWO_PI]RADHR(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

RPM (cycle/min) Unit

Definition: [TWO_PI]RADMIN(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

RPS (cycle/sec) Unit

Definition: [TWO_PI]RADS(-1)

Phenomenon: ANGULAR_VELOCITY

Unit System: METRIC

S (s) Unit

Definition: S

Phenomenon: TIME

Unit System: SI

SHORT_TON_FORCE (tnf (short)) Unit

Definition: [STD_G]*SHORT_TON_MASS

Phenomenon: FORCE

Unit System: USCUSTOM

SHORT_TON_MASS (tn (short)) Unit

Exact, http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: LBM

Phenomenon: MASS

Unit System: USCUSTOM

Numerator: 2000

SHORT_TON_PER_CUB_FT (tn (short)/ft³) Unit

Definition: SHORT_TON_MASS*FT(-3)

Phenomenon: DENSITY

Unit System: USCUSTOM

SHORT_TON_PER_HR (tph) Unit

Definition: SHORT_TON_MASS*HR(-1)

Phenomenon: MASS_FLOW

Unit System: USCUSTOM

SLUG (slug) Unit

Definition: LBF*S(2)*FT(-1)

Phenomenon: MASS

Unit System: USCUSTOM

SLUG_PER_CUB_FT (slug/ft³) Unit

Definition: SLUG*FT(-3)

Phenomenon: DENSITY

Unit System: USCUSTOM

SPRING_CONSTANT_KN_PER_M (kN/m) Unit

Definition: KN*M(-1)

Phenomenon: SPRING_CONSTANT

Unit System: METRIC

SPRING_CONSTANT_KPF_PER_FT (kpf/ft) Unit

Definition: KPF*FT(-1)

Phenomenon: SPRING_CONSTANT

Unit System: USCUSTOM

SPRING_CONSTANT_N_PER_M (N/m) Unit

Definition: N*M(-1)

Phenomenon: SPRING_CONSTANT

Unit System: SI

SQ_CHAIN (chain²) Unit

Definition: CHAIN(2)

Phenomenon: AREA

Unit System: USCUSTOM

SQ_CM (cm²) Unit

Definition: CM(2)

Phenomenon: AREA

Unit System: METRIC

SQ_DM (dm²) Unit

Definition: DM(2)

Phenomenon: AREA

Unit System: METRIC

SQ_FT (ft²) Unit

Definition: FT(2)

Phenomenon: AREA

Unit System: USCUSTOM

SQ_FT_HR_FAHRENHEIT_PER_BTU (ft²·h·Δ°F/Btu) Unit

Definition: FT(2)HRDELTA_FAHRENHEIT*BTU(-1)

Phenomenon: THERMAL_INSULANCE

Unit System: USCUSTOM

SQ_FT_PER_SEC (ft²/s) Unit

Definition: FT(2)*S(-1)

Phenomenon: KINEMATIC_VISCOSITY

Unit System: USCUSTOM

SQ_IN (in²) Unit

Definition: IN(2)

Phenomenon: AREA

Unit System: USCUSTOM

SQ_KM (km²) Unit

Definition: KM(2)

Phenomenon: AREA

Unit System: METRIC

SQ_M (m²) Unit

Definition: M(2)

Phenomenon: AREA

Unit System: SI

SQ_MILE (mi²) Unit

Definition: MILE(2)

Phenomenon: AREA

Unit System: USCUSTOM

SQ_MM (mm²) Unit

Definition: MM(2)

Phenomenon: AREA

Unit System: METRIC

SQ_M_CELSIUS_PER_WATT (m²·Δ°C/W) Unit

Definition: M(2)DELTA_CELSIUSW(-1)

Phenomenon: THERMAL_INSULANCE

Unit System: METRIC

SQ_M_KELVIN_PER_WATT (m²·ΔK/W) Unit

Definition: M(2)DELTA_KELVINW(-1)

Phenomenon: THERMAL_INSULANCE

Unit System: SI

SQ_M_PER_SEC (m²/s) Unit

Definition: M(2)*S(-1)

Phenomenon: KINEMATIC_VISCOSITY

Unit System: SI

SQ_UM (um²) Unit

Definition: UM(2)

Phenomenon: AREA

Unit System: METRIC

SQ_US_SURVEY_CHAIN (chain² (US Survey)) Unit

Definition: US_SURVEY_CHAIN(2)

Phenomenon: AREA

Unit System: USSURVEY

SQ_US_SURVEY_FT (ft² (US Survey)) Unit

Definition: US_SURVEY_FT(2)

Phenomenon: AREA

Unit System: USSURVEY

SQ_US_SURVEY_IN (in² (US Survey)) Unit

Definition: US_SURVEY_IN(2)

Phenomenon: AREA

Unit System: USSURVEY

SQ_US_SURVEY_MILE (mile² (US Survey)) Unit

Definition: US_SURVEY_MILE(2)

Phenomenon: AREA

Unit System: USSURVEY

SQ_US_SURVEY_YRD (yrd² (US Survey)) Unit

Definition: US_SURVEY_YRD(2)

Phenomenon: AREA

Unit System: USSURVEY

SQ_YRD (yd²) Unit

Definition: YRD(2)

Phenomenon: AREA

Unit System: USCUSTOM

STERAD (sterad) Unit

Definition: STERAD

Phenomenon: SOLIDANGLE

Unit System: SI

STOKE (St) Unit

Definition: CM(2)*S(-1)

Phenomenon: KINEMATIC_VISCOSITY

Unit System: METRIC

STRAIN_PER_CELSIUS (1/Δ°C) Unit

Definition: DELTA_CELSIUS(-1)

Phenomenon: LINEAR_COEFFICIENT_OF_THERMAL_EXPANSION

Unit System: METRIC

STRAIN_PER_FAHRENHEIT (1/Δ°F) Unit

Definition: DELTA_FAHRENHEIT(-1)

Phenomenon: LINEAR_COEFFICIENT_OF_THERMAL_EXPANSION

Unit System: USCUSTOM

STRAIN_PER_KELVIN (1/ΔK) Unit

Definition: DELTA_KELVIN(-1)

Phenomenon: LINEAR_COEFFICIENT_OF_THERMAL_EXPANSION

Unit System: SI

STRAIN_PER_RANKINE (1/Δ°R) Unit

Definition: DELTA_RANKINE(-1)

Phenomenon: LINEAR_COEFFICIENT_OF_THERMAL_EXPANSION

Unit System: USCUSTOM

THOUSAND_GALLON (thousand gal) Unit

Definition: [KILO]*GALLON

Phenomenon: VOLUME

Unit System: USCUSTOM

THOUSAND_LITRE (thousand L) Unit

Definition: [KILO]*LITRE

Phenomenon: VOLUME

Unit System: METRIC

THOUSAND_PERSON Unit

Definition: [KILO]*PERSON

Phenomenon: CAPITA

Unit System: STATISTICS

THOUSAND_SQ_FT (thousand ft²) Unit

Definition: [KILO]*FT(2)

Phenomenon: AREA

Unit System: USCUSTOM

TONNE (tonne) Unit

Also known as a metric ton http://phyMETRICcs.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: [KILO]*KG

Phenomenon: MASS

Unit System: METRIC

TONNE_PER_HR (tph) Unit

Definition: TONNE*HR(-1)

Phenomenon: MASS_FLOW

Unit System: METRIC

TORR (torr) Unit

See http://physics.nist.gov/cuu/pdf/sp811.pdf Appendix B. for approx conversion and Table 11 for a reference to the exact conversion

Definition: PA

Phenomenon: PRESSURE

Unit System: USCUSTOM

Numerator: 101325

Denominator: 760

UM (µm) Unit

Definition: [MICRO]*M

Phenomenon: LENGTH

Unit System: METRIC

US_DOLLAR ($) Unit

Definition: US_DOLLAR

Phenomenon: CURRENCY

Unit System: FINANCE

US_SURVEY_ACRE (acre (US Survey)) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-9

Definition: US_SURVEY_CHAIN(2)

Phenomenon: AREA

Unit System: USSURVEY

Numerator: 10

US_SURVEY_CHAIN (chain (US Survey)) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-8

Definition: US_SURVEY_FT

Phenomenon: LENGTH

Unit System: USSURVEY

Numerator: 66

US_SURVEY_FT (ft (US Survey)) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 2, Page C-4

Definition: US_SURVEY_IN

Phenomenon: LENGTH

Unit System: USSURVEY

Numerator: 12

US_SURVEY_IN (in (US Survey)) Unit

100/3937 Derived from the definition of us survey foot in terms of meters. Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-9

Definition: M

Phenomenon: LENGTH

Unit System: USSURVEY

Numerator: 100

Denominator: 3937

US_SURVEY_MILE (mi (US Survey)) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 4, Page C-8

Definition: US_SURVEY_YRD

Phenomenon: LENGTH

Unit System: USSURVEY

Numerator: 1760

US_SURVEY_YRD (yrd (US Survey)) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 2, Page C-4

Definition: US_SURVEY_FT

Phenomenon: LENGTH

Unit System: USSURVEY

Numerator: 3

VA Unit

Definition: VOLT*A

Phenomenon: APPARENT_POWER

Unit System: SI

VERTICAL_PER_HORIZONTAL (slope) Unit

Definition: M_PER_M

Phenomenon: SLOPE

Unit System: INTERNATIONAL

VOLT (V) Unit

Definition: NMCOULOMB(-1)

Phenomenon: ELECTRIC_POTENTIAL

Unit System: SI

W Unit

Definition: NMS(-1)

Phenomenon: POWER

Unit System: SI

WATT_SECOND (Ws) Unit

Definition: W*S

Phenomenon: WORK

Unit System: INTERNATIONAL

WEEK (week) Unit

Definition: DAY

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 7

W_PER_M_C (W/(m·Δ°C)) Unit

Definition: W*M(-1)*DELTA_CELSIUS(-1)

Phenomenon: THERMAL_CONDUCTIVITY

Unit System: METRIC

W_PER_M_K (W/(m·K)) Unit

Definition: W*M(-1)*DELTA_KELVIN(-1)

Phenomenon: THERMAL_CONDUCTIVITY

Unit System: SI

W_PER_SQ_M (W/m²) Unit

Definition: W*M(-2)

Phenomenon: HEAT_FLUX_DENSITY

Unit System: SI

W_PER_SQ_M_CELSIUS (W/(m²·Δ°C)) Unit

Definition: W*M(-2)*DELTA_CELSIUS(-1)

Phenomenon: HEAT_TRANSFER

Unit System: METRIC

W_PER_SQ_M_K (W/(m²·ΔK)) Unit

Definition: W*M(-2)*DELTA_KELVIN(-1)

Phenomenon: HEAT_TRANSFER

Unit System: SI

YEAR_SIDEREAL (Year (Sidereal)) Unit

http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: S

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 31558150

YEAR_TROPICAL (Year (Tropical)) Unit

http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B.

Definition: S

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 31556930

YR (years) Unit

http://physics.nist.gov/cuu/pdf/sp811.pdf, Appendix B. Year is 3.1536 E+07 seconds which is equal to 365 * 24 * 60 * 60

Definition: DAY

Phenomenon: TIME

Unit System: INTERNATIONAL

Numerator: 365

YRD (yd) Unit

Exact, http://www.nist.gov/pml/wmd/pubs/upload/hb44-15-web-final.pdf, Appendix C. Section 2, Page C-4

Definition: FT

Phenomenon: LENGTH

Unit System: USCUSTOM

Numerator: 3

YRD_PER_SEC (yrd/sec) Unit

Definition: YRD*S(-1)

Phenomenon: VELOCITY

Unit System: USCUSTOM

FT_HORIZONTAL_PER_FT_VERTICAL InvertedUnit

Inverts Unit: FT_PER_FT

Phenomenon: SLOPE

Unit System: USCUSTOM

HORIZONTAL_PER_VERTICAL InvertedUnit

Inverts Unit: VERTICAL_PER_HORIZONTAL

Phenomenon: SLOPE

Unit System: INTERNATIONAL

M_HORIZONTAL_PER_M_VERTICAL InvertedUnit

Inverts Unit: M_PER_M

Phenomenon: SLOPE

Unit System: SI

Phenomena

ACCELERATION Phenomenon

Definition: LENGTH*TIME(-2)

ANGLE Phenomenon

Definition: ANGLE

ANGULAR_VELOCITY Phenomenon

Definition: ANGLE*TIME(-1)

APPARENT_POWER Phenomenon

Definition: ELECTRIC_POTENTIAL*CURRENT

AREA Phenomenon

Definition: LENGTH(2)

AREA_MOMENT_INERTIA Phenomenon

Definition: LENGTH(4)

AREA_SPRING_CONSTANT Phenomenon

Definition: SPRING_CONSTANT*AREA(-1)

AREA_TORQUE Phenomenon

Definition: TORQUE*AREA(-1)

CAPITA Phenomenon

Definition: CAPITA

CURRENCY Phenomenon

Definition: CURRENCY

CURRENT Phenomenon

Definition: CURRENT

DENSITY Phenomenon

Definition: MASS*VOLUME(-1)

DYNAMIC_VISCOSITY Phenomenon

Definition: PRESSURE*TIME

ELECTRICAL_RESISTANCE Phenomenon

Definition: ELECTRIC_POTENTIAL*CURRENT(-1)

ELECTRICAL_RESISTIVITY Phenomenon

Definition: ELECTRICAL_RESISTANCE*LENGTH

ELECTRIC_CHARGE Phenomenon

Definition: CURRENT*TIME

ELECTRIC_POTENTIAL Phenomenon

Definition: POWER*CURRENT(-1)

ENERGY_DENSITY Phenomenon

Definition: WORK*VOLUME(-1)

ENTROPY Phenomenon

Definition: WORK*TEMPERATURE_CHANGE(-1)

FLOW_DENSITY_PER_AREA Phenomenon

Definition: VOLUMETRIC_FLOW*AREA(-1)

FORCE Phenomenon

Definition: MASS*ACCELERATION

FORCE_DENSITY Phenomenon

Definition: FORCE*VOLUME(-1)

FORCE_DISPLAY_SCALE Phenomenon

Definition: LINEAR_LOAD(-1)

FREQUENCY Phenomenon

Definition: TIME(-1)

HEAT_FLUX_DENSITY Phenomenon

Definition: POWER*AREA(-1)

HEAT_TRANSFER Phenomenon

Definition: POWER*AREA(-1)*TEMPERATURE_CHANGE(-1)

ILLUMINANCE Phenomenon

Definition: LUMINOUS_FLUX*LENGTH(-2)

KINEMATIC_VISCOSITY Phenomenon

Definition: DYNAMIC_VISCOSITY*DENSITY(-1)

LENGTH Phenomenon

Definition: LENGTH

LENGTH_RATIO Phenomenon

Definition: LENGTH*LENGTH(-1)

LINEAR_COEFFICIENT_OF_THERMAL_EXPANSION Phenomenon

Definition: LENGTH*LENGTH(-1)*TEMPERATURE_CHANGE(-1)

LINEAR_DENSITY Phenomenon

Definition: MASS*LENGTH(-1)

LINEAR_LOAD Phenomenon

Definition: FORCE*LENGTH(-1)

LINEAR_RATE Phenomenon

Definition: NUMBER*LENGTH(-1)

LINEAR_ROTATIONAL_SPRING_CONSTANT Phenomenon

Definition: FORCE*ANGLE(-1)

LINEAR_SPRING_CONSTANT Phenomenon

Definition: SPRING_CONSTANT*LENGTH(-1)

LINEAR_TORQUE Phenomenon

Definition: TORQUE*LENGTH(-1)

LUMINOSITY Phenomenon

Definition: LUMINOSITY

LUMINOUS_EFFICACY Phenomenon

Definition: LUMINOUS_FLUX*POWER(-1)

LUMINOUS_FLUX Phenomenon

Definition: LUMINOSITY*SOLIDANGLE

MASS Phenomenon

Definition: MASS

MASS_FLOW Phenomenon

Definition: MASS*TIME(-1)

MASS_RATIO Phenomenon

Definition: MASS*MASS(-1)

MOLAR_CONCENTRATION Phenomenon

Definition: MOLE*VOLUME(-1)

MOLAR_FLOW Phenomenon

Definition: MOLE*TIME(-1)

MOLAR_VOLUME Phenomenon

Definition: VOLUME*MOLE(-1)

MOLE Phenomenon

Definition: MOLE

MOMENT_DISPLAY_SCALE Phenomenon

Definition: FORCE(-1)

NUMBER Phenomenon

Definition: NUMBER

PERCENTAGE Phenomenon

Definition: NUMBER

PIPE_DIAMETER_LENGTH Phenomenon

Definition: LENGTH*LENGTH

POPULATION_DENSITY Phenomenon

Definition: CAPITA*AREA(-1)

POWER Phenomenon

Definition: WORK*TIME(-1)

PRESSURE Phenomenon

Definition: FORCE*AREA(-1)

PRESSURE_GRADIENT Phenomenon

Definition: PRESSURE*LENGTH(-1)

PROBABILITY Phenomenon

Definition: NUMBER

ROTATIONAL_SPRING_CONSTANT Phenomenon

Definition: TORQUE*ANGLE(-1)

SLOPE Phenomenon

Definition: LENGTH*LENGTH(-1)

SOLIDANGLE Phenomenon

Definition: SOLIDANGLE

SPECIFIC_ENERGY Phenomenon

Definition: WORK*MASS(-1)

SPECIFIC_HEAT_CAPACITY Phenomenon

Definition: WORK*MASS(-1)*TEMPERATURE_CHANGE(-1)

SPECIFIC_HEAT_CAPACITY_MOLAR Phenomenon

Definition: WORK*MOLE(-1)*TEMPERATURE_CHANGE(-1)

SPECIFIC_VOLUME Phenomenon

Definition: VOLUME*MASS(-1)

SPRING_CONSTANT Phenomenon

Definition: FORCE*LENGTH(-1)

SURFACE_DENSITY Phenomenon

Definition: MASS*AREA(-1)

TEMPERATURE Phenomenon

Definition: TEMPERATURE

TEMPERATURE_CHANGE Phenomenon

Definition: TEMPERATURE_CHANGE

TEMPERATURE_GRADIENT Phenomenon

Definition: TEMPERATURE_CHANGE*LENGTH(-1)

THERMAL_CONDUCTIVITY Phenomenon

Definition: POWER*LENGTH(-1)*TEMPERATURE_CHANGE(-1)

THERMAL_INSULANCE Phenomenon

Definition: AREATEMPERATURE_CHANGEPOWER(-1)

THREAD_PITCH Phenomenon

Definition: LENGTH*ANGLE(-1)

TIME Phenomenon

Definition: TIME

TORQUE Phenomenon

Definition: FORCELENGTHANGLE(-1)

TORSIONAL_WARPING_CONSTANT Phenomenon

Definition: LENGTH(6)

VELOCITY Phenomenon

Definition: LENGTH*TIME(-1)

VOLUME Phenomenon

Definition: LENGTH(3)

VOLUMETRIC_FLOW Phenomenon

Definition: VOLUME*TIME(-1)

VOLUME_RATIO Phenomenon

Definition: VOLUME*VOLUME(-1)

WORK Phenomenon

Definition: FORCE*LENGTH

Unit Systems

CGS UnitSystem

CONSTANT UnitSystem

FINANCE UnitSystem

IMPERIAL UnitSystem

INDUSTRIAL UnitSystem

INTERNATIONAL UnitSystem

MARITIME UnitSystem

METRIC UnitSystem

SI UnitSystem

STATISTICS UnitSystem

USCUSTOM UnitSystem

USSURVEY UnitSystem

Last Updated: 26 February, 2024