Tube Bursting Chart




Tube Theoretical Bursting Pressure
ODWall Thickness
(in.) 0.016 0.020 0.028 0.035 0.049 0.065 0.083 0.095 0.109 0.120 0.134 0.156 0.188 0.250 0.313 0.375 0.500 0.750
1/16 38,400 48,000
1/8 19,200 24,000 39,000 42,000 58,800 Working pressures for 304/L and 316/L
A269 tubing between -20Ëš and 100Ëš F.
3/16 12,800 15,998 22,403 29,498 39,203 51,863
1/4 12,000 16,800 21,000 29,400 39,000 49,800 57,000 The ASME code suggests a safety factor of four.
[1/4" OD. X .035 = 5250 PSI]
5/16 9,600 13,440 16,800 23,520 31,200 39,780 45,750
3/8 8,003 11,998 14,003 19,598 26,003 33,203 38,003 43,598 48,000 For higher temperatures,
multiply working pressure by the following:
7/16 6,857 9,600 12,000 16,800 22,285 28,457 32,571 37,371 41,143
1/2 6,000 8,400 10,500 14,700 19,500 24,900 28,500 32,700 36,000 300ËšF 500ËšF 1000ËšF
9/16 5,333 7,467 9,333 13,067 17,333 22,133 25,333 29,066 32,000 304/L 0.828 0.744 0.665
5/8 4,800 6,720 8,400 11,760 15,600 19,920 22,888 26,160 28,800 32,160 37,440 44,880 316/L 0.900 0.853 0.746
3/4 3,998 5,603 6,998 9,803 12,997 16,598 18,998 21,803 24,000 26,800 31,200 37,403
7/8 3,428 4,800 6,000 8,400 11,145 14,228 16,283 18,683 20,573 22,971 26,745 32,055
1 3,000 4,200 5,250 7,350 9,750 12,450 14,250 16,350 18,000 20,100 23,400 28,050 37,500
1 1/8 2,663 3,735 4,665 6,533 8,670 11,070 12,668 14,535 15,998 17,866 20,798 24,930 33,330
1 1/4 2,400 3,360 4,200 5,880 7,800 9,960 11,400 13,080 14,400 16,080 18,720 22,440 30,000
1 3/8 3,053 3,818 5,348 7,087 9,053 10,365 11,888 13,088 14,618 17,018 20,400 27,270
1 1/2 2,948 3,503 4,898 6,503 8,303 9,503 10,890 12,000 13,400 15,600 18,698 24,998
1 5/8 3,230 4,523 6,000 7,662 8,769 10,062 11,077 12,369 14,400 17,354 23,077
1 3/4 3,000 4,200 5,573 7,118 8,145 9,345 10,283 11,486 13,373 16,028 21,428
2 2,625 3,675 4,875 6,225 7,125 8,175 9,000 10,050 11,700 14,025 18,750 23,475 28,125 37,500
2 1/4 2,333 3,270 4,335 5,535 6,330 7,268 8,003 8,933 10,403 12,465 16,665 20,865 24,998 33,330
2 1/2 2,100 2,940 3,900 4,980 5,700 6,540 7,200 8,040 9,360 11,220 15,000 18,780 22,500 30,000
2 3/4 1,913 2,670 3,548 4,530 5,183 5,948 6,548 7,309 8,513 10,200 13,636 17,070 20,453 27,270 40,913
3 1,748 2,453 3,248 4,148 4,748 5,453 6,000 6,700 7,800 9,353 12,503 15,653 18,750 24,998 37,500
3 1/4 3,000 3,833 4,388 5,033 5,535 6,185 7,200 8,633 11,535 14,445 17,310 23,078 34,613
3 1/2 2,783 3,555 4,073 4,673 5,145 5,743 6,683 8,018 10,718 13,418 16,073 21,428 32,146
3 3/4 2,603 3,323 3,803 4,358 4,800 5,360 6,240 7,478 9,998 12,518 15,000 20,003 30,000
4 2,438 3,113 3,563 4,088 4,500 5,025 5,850 7,013 9,375 11,738 14,063 18,750 28,125

Other Tool Box Links