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Refrigerant R134a Properties Thermodynamic properties refrigerant R-134a Sponsored Links

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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.)

(lb./cu.ft.)

(cu.ft./lb.)

Liquid

Vapor

(oF)

(psia)

(psig) (*inches mercury below one atmosphere)

-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


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


Refrigerant R134a Properties