TEMPERATURE PRESSURE CHART - at sea level
To determine subcooling for R-404A use BUBBLE POINT values (Temperatures above 50°F — Gray Background); to determine superheat for R-404A, use DEW POINT values (Temperatures 50°F and below).
** = exceeds critical temperature
Vacuum-Inches of Mercury
Bold Italic Figures
Pressure-Pounds Per
Square Inch Gauge
FORM IC-11-09 COPYRIGHT 2009 BY SPORLAN VALVE COMPANY, WASHINGTON, MO 63090 Printed in U.S.A.
TEMPERATURE REFRIGERANT (SPORLAN CODE)
(°F) (°C) 134a (J) 404A (S) 507 (P) 717 (A) 744 - CO2
-60 -51.1
21.8 7.3 5.8 18.6
79.9
-55 -48.3
20.3 3.9 2.2 16.6
91.1
-50 -45.6
18.7 0.1
0.9
14.3
103.4
-45 -42.8 16.9 2.0 3.0 11.7 116.6
-40 -40.0
14.8
4.3 5.4
8.8
131.0
-35 -37.2 12.5 6.8 8.1 5.4 146.5
-30 -34.4
9.8
9.6 11.0
1.6
163.1
-25 -31.7
6.9
12.7 14.1 1.3 181.0
-20 -28.9
3.7
16.0 17.6 3.6 200.2
-18 -27.8 2.3 17.4 19.1 4.6 208.3
-16 -26.7 0.8 18.9 20.6 5.6 216.5
-14 -25.6 0.4 20.4 22.2 6.7 225.0
-12 -24.4 1.1 22.0 23.8 7.8 233.8
-10 -23.3 1.9 23.6 25.5 9.0 242.7
-8 -22.2 2.8 25.3 27.3 10.3 251.9
-6 -21.1 3.6 27.0 29.1 11.5 261.3
-4 -20.0 4.6 28.8 30.9 12.9 271.0
-2 -18.9 5.5 30.7 32.8 14.3 280.9
0 -17.8 6.5 32.6 34.8 15.7 291.0
1 -17.2 7.0 33.6 35.8 16.4 296.2
2 -16.7 7.5 34.6 36.9 17.2 301.5
3 -16.1 8.0 35.6 37.9 18.0 306.8
4 -15.6 8.5 36.6 39.0 18.8 312.1
5 -15.0 9.1 37.7 40.1 19.6 317.6
6 -14.4 9.6 38.7 41.1 20.4 323.1
7 -13.9 10.2 39.8 42.3 21.2 328.6
8 -13.3 10.8 40.9 43.4 22.1 334.2
9 -12.8 11.3 42.0 44.5 22.9 339.9
10 -12.2 11.9 43.1 45.7 23.8 345.7
11 -11.7 12.5 44.3 46.9 24.7 351.5
TEMPERATURE REFRIGERANT (SPORLAN CODE)
(°F) (°C) 134a (J) 404A (S) 507 (P) 717 (A) 744 - CO2
12 -11.1 13.1 45.4 48.1 25.6 357.4
13 -10.6 13.8 46.6 49.3 26.5 363.4
14 -10.0 14.4 47.8 50.5 27.5 369.5
15 -9.4 15.0 49.0 51.8 28.4 375.6
16 -8.9 15.7 50.2 53.0 29.4 381.8
17 -8.3 16.4 51.5 54.3 30.4 388.0
18 -7.8 17.0 52.7 55.6 31.4 394.3
19 -7.2 17.7 54.0 56.9 32.4 400.7
20 -6.7 18.4 55.3 58.3 33.5 407.2
21 -6.1 19.1 56.6 59.6 34.6 413.8
22 -5.6 19.9 58.0 61.0 35.7 420.4
23 -5.0 20.6 59.3 62.4 36.8 427.1
24 -4.4 21.3 60.7 63.8 37.9 433.8
25 -3.9 22.1 62.1 65.3 39.0 440.7
26 -3.3 22.9 63.5 66.7 40.2 447.6
27 -2.8 23.7 64.9 68.2 41.4 454.6
28 -2.2 24.5 66.4 69.7 42.6 461.7
29 -1.7 25.3 67.8 71.2 43.8 468.8
30 -1.1 26.1 69.3 72.7 45.0 476.1
31 -0.6 26.9 70.8 74.3 46.3 483.4
32 0.0 27.8 72.4 75.9 47.6 490.8
33 0.6 28.6 73.9 77.5 48.9 498.3
34 1.1 29.5 75.5 79.1 50.2 505.8
35 1.7 30.4 77.1 80.7 51.6 513.4
36 2.2 31.3 78.7 82.4 52.9 521.2
37 2.8 32.2 80.3 84.1 54.3 529.0
38 3.3 33.1 82.0 85.8 55.7 536.9
39 3.9 34.1 83.7 87.5 57.2 544.8
40 4.4 35.0 85.4 89.2 58.6 552.9
41 5.0 36.0 87.1 91.0 60.1 561.0
TEMPERATURE REFRIGERANT (SPORLAN CODE)
(°F) (°C) 134a (J) 404A (S) 507 (P) 717 (A) 744 - CO2
42 5.6 37.0 88.8 92.8 61.6 569.3
43 6.1 38.0 90.6 94.6 63.1 577.6
44 6.7 39.0 92.4 96.5 64.7 586.0
45 7.2 40.1 94.2 98.3 66.3 594.5
46 7.8 41.1 96.0 100.2 67.9 603.1
47 8.3 42.2 97.9 102.1 69.5 611.7
48 8.9 43.2 99.8 104.1 71.1 620.5
49 9.4 44.3 101.7 106.0 72.8 629.3
50 10.0 45.4 103.6 108.0 74.5 638.3
55 12.8 51.2 115.3 118.3 83.4 684.4
60 15.6 57.4 126.0 129.2 92.9 733.1
65 18.3 64.0 137.3 140.7 103.2 784.2
70 21.1 71.1 149.3 153.0 114.2 838.1
75 23.9 78.7 162.0 165.9 125.9 894.9
80 26.7 86.7 175.4 179.6 138.4 954.9
85 29.4 95.2 189.5 194.1 151.8 1018
90 32.2 104.3 204.5 209.3 166.1 **
95 35.0 113.9 220.2 225.4 181.2 **
100 37.8 124.2 236.8 242.3 197.3 **
105 40.6 135.0 254.2 260.1 214.4 **
110 43.3 146.4 272.5 278.8 232.5 **
115 46.1 158.4 291.8 298.5 251.6 **
120 48.9 171.2 312.1 319.2 271.9 **
125 51.7 184.6 333.3 340.9 293.3 **
130 54.4 198.7 355.6 363.8 315.8 **
135 57.2 213.6 379.1 387.8 339.6 **
140 60.0 229.2 403.7 413.0 364.7 **
145 62.8 245.7 429.6 439.5 391.0 **
150 65.6 262.9 456.8 467.4 418.7 **
155 68.3 281.0 485.5 497.0 447.8 **
F1 SPORLAN PRESSURE-TEMPERATURE CHART
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