Stainless Steel Tubing Pressure Ratings Chart
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Pressure Rating Table for Stainless Steel Tubing

Stainless Sanitary Tubing and Seamless Tubing 304/316

O.D.
Wall Thickness (inches)

(inch) 0.018 0.020 0.024 0.028 0.035 0.047 0.059 0.063 0.079 0.098 .126
3/16 3726.5 4176.0 5118.5 6104.5 8207.0 11745.0
1/4 2726.0 3059.5 3726.5 4408.0 5858.0 8207.0 10802.5 11730.5
9/32 2407.0 2697.0 3277.0 3871.5 5118.5 7134.0 9338.0 10106.5
5/16 2146.0 2407.0 2914.5 3451.0 4553.0 6307.5 8192.5 8859.5 11730.5
3/8 1783.5 1986.5 2407.0 2842.0 3726.5 5118.5 6612.0 7134.0 9338.0
1/2 1319.5 1464.5 1783.5 2088.0 2726.0 3726.5 4756.0 5118.5 6612.0
5/8 1160.0 1406.5 1653.0 2146.0 2914.5 3712.0 3987.5 5118.5 6612.0
3/4 971.5 1174.5 1363.0 1783.5 2407.0 3059.5 3277.0 4176.0 5365.0
7/8 826.5 1000.5 1174.5 1508.0 2044.5 2581.0 2769.5 3523.5 4509.5
1 725.0 870.0 1015.0 1319.5 1783.5 2247.5 2407.0 3059.5 3886.0 5118.5
1¼ 696.0 812.0 1044.0 1406.5 1783.5 1899.5 2407.0 3059.5 3987.5
1½ 667.0 870.0 1174.5 1464.5 1566.0 1986.5 2508.5 3277.0
1¾ 580.0 739.5 1000.5 1247.0 1334.0 1682.0 2131.5 2769.5
2 652.5 870.0 1087.5 1174.5 1464.5 1856.0 2407.0
2½ 522.0 696.0 870.0 928.0 1174.5 1464.5 1899.5
3 580.0 725.0 768.5 971.5 1218.0 1566.0
3½ 493.0 623.5 652.5 826.5 1044.0 1334.0
4 435.0 536.5 580.0 725.0 913.5 1174.5
5 435.0 464.0 580.0 725.0 928.0
6 362.5 377.0 478.5 594.5 768.5
8 261.0 290.0 362.5 449.5 580.0
10 217.5 232.0 290.0 362.5 464.0
Working PSI
 		Pressure Rating