XProps®
A quick and easy way to call refrigerant properties.

XProps® details

XProps® Fluids:

Acetone

Heptane

Octane

R1234yf

R23

Ammonia

Hexane

Oxygen

R1234ze

R236ea

Argon

hydrogen

Parahydrogen

R124

R236fa

Benzene

Hydrogen Sulfide

Pentane

R125

R245ca

Butane

Isobutane

Propane

R13

R245fa

Carbon Dioxide

Isopentane

Propylene

R134a

R32

Cyclohexane

Krypton

Propyne

R14

R365mfc

Cyclopropane

Methane

R11

R141b

R41

Decane

Methanol

R113

R142b

RC318

Deuterium

Neon

R114

R143a

Sulfur Hexafluoride

Dimethyl Ether

Neopentane

R115

R152a

Water

Ethane

Nitrogen

R116

R218

Xenon

Ethanol

Nitrogen Trifluoride

R12

R22

 

Ethylene

Nonane

R123

R227ea

 


XProps® Mixtures:

ASHRAE Designation

Components

ASHRAE Designation

Components

air

N2/Ar/O2

R410B

R32/R125

R401A

R22/R152a/R124

R411A

Propylene/R22/R152a

R401B

R22/R152a/R124

R411B

Propylene/R22/R152a

R401C

R22/R152a/R124

R412A

R22/R218/R142b

R402A

R125/Propane/R22

R413A

R218/R134a/Isobutane

R402B

R125/Propane/R22

R414A

R22/R124/Isobutane/R142b

R403A

Propane/R22/R218

R414B

R22/R124/Isobutane/R142b

R403B

Propane/R22/R218

R415A

R22/R152a

R404A

R125/R134a/R143a

R415B

R22/R152a

R405A

R22/R152a/R142b/RC318

R417A

R125/R134a/Butane

R406A

R22/Isobutane/R142b

R422A

R125/R134a/Isobutane

R407A

R32/R125/R134a

R500

R12/R152a

R407B

R32/R125/R134a

R501

R22/R12

R407C

R32/R125/R134a

R502

R22/R115

R407D

R32/R125/R134a

R503

R23/R13

R407E

R32/R125/R134a

R504

R32/R115

R408A

R125/R143a/R22

R507A

R125/R143a

R409A

R22/R124/R142b

R508A

R23/R116

R409B

R22/R124/R142b

R509A

R22/R218

R410A

R32/R125

 

 

 

XProps® Nomenclature and Units:

XProps Output Symbol

XProps Output Parameter

SI Units

Modified SI Units (with Prefixes)

English Units

T

Temperature

K

°C

°F

P

Pressure

Pa

kPa

psia

rho

Density

kg/m3

kg/m3

lbm/ft3

x

Quality [ 0.0 to 1.0]

NA

NA

NA

s

Specific Entropy

J/kg K

kJ/kg K

Btu/lbmR

h

Specific Enthalpy

J/kg

kJ/kg

Btu/lbm

mu

Dynamic Viscosity (output only)

kg/m.s

kg/m.s

lbm/ft.hr

Cp

Isobaric Specific Heat (output only)

J/kg K

kJ/kg K

Btu/lbmR

Cv

Isochoric Specific Heat (output only)

J/kg K

kJ/kg K

Btu/lbmR

u

Specific Internal Energy

J/kg

kJ/kg

Btu/lbm

a

Speed of Sound

m/s

m/s

ft/s

sigma

Surface Tension (output only)

N/m

mN/m

lb/ft

k

Thermal Conductivity (output only)

W/m2 K

W/m2 K

Btu/hr ft °F

 

XProps® Function Calls:

Output Parameters
(Dependent Variables):

Based on One or More of the Following Input Parameters
(Independent Variables):

Density

Pressure, Temperature, Entropy, Vapor Quality, Enthalpy

Dynamic Viscosity

Pressure, Temperature

Enthalpy

Pressure, Temperature, Entropy, Vapor Quality, Density

Entropy

Pressure, Temperature, Enthalpy, Vapor Quality, Density

Internal Energy

Pressure, Temperature, Enthalpy, Entropy

Isobaric Specific Heat

Pressure, Temperature

Isochoric Specific Heat

Pressure, Temperature

Pressure

Temperature, Density, Enthalpy, Entropy

Quality

Pressure, Enthalpy, Temperature, Density, Entropy

Speed of Sound

Pressure, Temperature

Surface Tension

Temperature, Density

Temperature

Pressure, Enthalpy, Entropy, Vapor Quality

Thermal Conductivity

Pressure, Temperature

 

 

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