Upper Figures — Max PSI Rating 
Lower Figures — Weight in pounds per foot

Upper Figures — Max PSI Rating 
Lower Figures — Weight in Pounds per Foot
O.D. WALL THICKNESS
.5MM 1MM 1.5MM 2MM 2.5MM 3MM
4MM 18,750 37,500 56,250
.029 .050 .103
6MM 12,500 25,000 37,500 50,000
.046 .083 .111 .132
8MM 9,375 18,750 28,125 37,500
.062 .116 .161 .199
10MM 7,500 15,000 22,500 30,000 37,500 45,000
.079 .149 .211 .265 .310 .348
12MM 6,250 12,500 18,750 25,000 31,250 37,500
.095 .182 .260 .331 .393 .446
15MM 10,000 15,000 20,000 25,000 30,000
.232 .335 .430 .517 .596
18MM 8,333 12,500 16,667 20,833 25,000
.281 .410 .530 .641 .745
20MM 7,500 11,250 15,000 18,750 22,500
.315 .459 .596 .724 .844
22MM 6,818 10,227 13,636 17,045 20,454
.348 .509 .662 .807 .944
25MM 6,000 9,000 12,000 15,000 18,000
.397 .583 .761 .931 1.093
30MM 7,500 10,000 12,500 15,000
.708 .927 1.138 1.341
35MM 6,429 8,752 10,715 12,858
.832 1.093 1.345 1.589
42MM 5,357 7,142 8,928 10,713
1.006 1.324 1.635 1.937