Pressure - Temperature information / R-134A
Select a refrigerant to view its boiling point, liquid density and pressure/temperature.
Refrigerant Boiling Point
High Pressure
Refrigerant | BP | ||
---|---|---|---|
R-134A | 1,1,1,2-Tetrafluoroethane | R-134a | -15.1°F |
Liquid Density
Refrigerant | -80°F | -40°F | 0°F | 40°F | 80°F | 120°F | |
---|---|---|---|---|---|---|---|
R-134A | #/cu. ft. #/gal. |
92.4 12.4 |
88.5 11.8 |
84.4 11.3 |
79.9 10.7 |
75.0 10.0 |
69.2 9.3 |
Pressure Temperature Charts
Vapor Pressure in PSIG | In Vacuum (inches in Hg) |
High Pressure
°C | °F | R-134a |
---|---|---|
-45.6 | -50 | – |
-42.8 | -45 | – |
-40 | -40 | 14.8 |
-37.2 | -35 | 12.5 |
-34.4 | -30 | 9.9 |
-31.7 | -25 | 6.9 |
-28.9 | -20 | 3.7 |
-26.1 | -15 | 0.6 |
-23.3 | -10 | 1.9 |
-20.6 | -5 | 4.0 |
-17.8 | 0 | 6.5 |
-15 | 5 | 9.1 |
-12.2 | 10 | 11.9 |
-9.4 | 15 | 15.0 |
-6.7 | 20 | 18.4 |
-3.9 | 25 | 22.1 |
-1.1 | 30 | 26.1 |
1.7 | 35 | 30.4 |
4.4 | 40 | 35.0 |
7.2 | 45 | 40.1 |
10 | 50 | 45.5 |
12.8 | 55 | 51.3 |
15.6 | 60 | 57.5 |
18.3 | 65 | 64.1 |
21.1 | 70 | 71.2 |
23.9 | 75 | 78.8 |
26.7 | 80 | 86.8 |
29.4 | 85 | 95.4 |
32.2 | 90 | 104.0 |
35 | 95 | 114.0 |
37.8 | 100 | 124.0 |
40.6 | 105 | 135.0 |
43.3 | 110 | 147.0 |
46.1 | 115 | 159.0 |
48.9 | 120 | 171.0 |
51.7 | 125 | 185.0 |
54.4 | 130 | 199.0 |
57.2 | 135 | 214.0 |
60 | 140 | 229.0 |
62.8 | 145 | 246.0 |
65.6 | 150 | 263.0 |