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Refrigerant R134a Properties Thermodynamic properties refrigerant R-134a Sponsored Links 1,1,1,2-Tetrafluoroethane, R-134a Genetron 134a Suva 134a HFC-134a is a haloalkane refrigerant with thermodynamic properties similar to R-12 (dichlorodifluoromethane), but with less ozone depletion potential. R-134a has the formula CH2FCF3. Temperature Pressure Density Specific Volume Enthalpy (Btu/lb.) ( o F) (psia) (psig) (*inches mercury below one atmosphere) (lb./cu.ft.) (cu.ft./lb.) Liquid Vapor -150 0.07107 29.776* 102.34 457.07 -32.781 80.212 -125 0.28333 29.344* 99.64 123.44 -25.383 83.716 -100 0.89915 28.090* 96.89 41.52 -17.939 87.245 -75 2.3866 25.062* 94.09 16.56 -10.472 90.760 -50 5.4966 18.730* 91.22 7.56 -2.995 94.248 -25 11.2964 6.9214* 88.28 3.83 4.503 97.721 -15 14.6686 0.0555* 87.08 2.99 7.518 99.109 -10 16.6293 1.9334 86.47 2.66 9.030 99.804 -5 18.7906 4.0947 85.86 2.37 10.546 100.499 0 21.1665 6.4706 85.25 2.12 12.067 101.195 5 237710 9.0751 84.63 1.90 13.593 101.891 10 26.619 11.923 84.01 1.70 15.125 102.587 25 36.773 22.078 82.11 1.25 19.763 104.677 50 60.032 45.335 78.84 0.781 27.666 108.149 75 93.080 78.384 75.39 0.507 35.851 111.553 86 111.321 96.626 73.80 0.424 39.560 113.004 100 138.28 123.58 71.70 0.340 44.393 114.782 125 198.27 183.57 67.68 0.232 53.385 117.660 150 276.12 261.42 63.13 0.159 62.989 119.879

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-15 14.6686 0.0555* 87.08 2.99 7.518 99.109 -5 18.7906 4.0947 85.86 2.37 10.546 100.499 100 138.28 123.58 71.70 0.340 44.393 114.782 125 198.27 183.57 67.68 0.232 53.385 117.660 150 276.12 261.42 63.13 0.159 62.989 119.879 86 111.321 96.626 73.80 0.424 39.560 113.004 -75 2.3866 25.062* 94.09 16.56 -10.472 90.760 -100 0.89915 28.090* 96.89 41.52 -17.939 87.245 -125 0.28333 29.344* 99.64 123.44 -25.383 83.716  1,1,1,2-Tetrafluoroethane, R-134a  Genetron 134a  Suva 134a  HFC-134a

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Page 1: Refrigerant R134a Properties

Refrigerant R134a Properties

Thermodynamic properties refrigerant R-134a

Sponsored Links

1,1,1,2-Tetrafluoroethane, R-134a Genetron 134a Suva 134a HFC-134a

is a haloalkane refrigerant with thermodynamic properties similar to R-12 (dichlorodifluoromethane), but with less ozone depletion potential. R-134a has the formula CH2FCF3.

Temperature Pressure Density Specific Volume Enthalpy (Btu/lb.)

(oF) (psia)

(psig)

(*inches mercury

below one

atmosphere)

(lb./cu.ft.) (cu.ft./lb.) Liquid Vapor

-150 0.07107 29.776* 102.34 457.07 -32.781 80.212

-125 0.28333 29.344* 99.64 123.44 -25.383 83.716

-100 0.89915 28.090* 96.89 41.52 -17.939 87.245

-75 2.3866 25.062* 94.09 16.56 -10.472 90.760

-50 5.4966 18.730* 91.22 7.56 -2.995 94.248

-25 11.2964 6.9214* 88.28 3.83 4.503 97.721

-15 14.6686 0.0555* 87.08 2.99 7.518 99.109

-10 16.6293 1.9334 86.47 2.66 9.030 99.804

-5 18.7906 4.0947 85.86 2.37 10.546 100.499

0 21.1665 6.4706 85.25 2.12 12.067 101.195

5 237710 9.0751 84.63 1.90 13.593 101.891

10 26.619 11.923 84.01 1.70 15.125 102.587

25 36.773 22.078 82.11 1.25 19.763 104.677

50 60.032 45.335 78.84 0.781 27.666 108.149

75 93.080 78.384 75.39 0.507 35.851 111.553

86 111.321 96.626 73.80 0.424 39.560 113.004

100 138.28 123.58 71.70 0.340 44.393 114.782

125 198.27 183.57 67.68 0.232 53.385 117.660

150 276.12 261.42 63.13 0.159 62.989 119.879

http://www.engineeringtoolbox.com/r134a-properties-d_1682.html
Page 2: Refrigerant R134a Properties

175 375.69 360.99 57.60 0.107 73.581 120.788

200 502.54 487.85 49.44 0.065 86.528 118.155


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