PIPE REINFORCING FOR FULL VACUUM SERVICE @200°C
STAINLESS STEEL I.D.PIPE

Wall thicknessStiffener Rings
I.D.UnstiffenedStiffenedSpacing (L)Angle SizeBar size
1-1/214 GA
(0.078®)
14 GA
(0.078®)
214 GA
(0.078®)
14
GA (0.078®)
2-1/214 GA
(0.078®)
Not Required
314 GA
(0.078®)
14
GA (0.078®)
414 GA
(0.078®)
14
GA (0.078®)
614 GA
(0.078®)
14
GA (0.078®)
812 GA (0.109®)14 GA (0.078®)801 x 1 x 1/41-1/2 x 1/4
1012 GA
(0.109®)
12
GA (0.109®)
Not Required
1211 GA (0.125®)12 GA (0.109®)1201 x 1 x 1/41-1/2 x 1/4
1410 GA (0.140®)11 GA (0.125®)1201 x 1 x 1/41-1/2 x 1/4
163/16 (0.187®)11 GA (0.125®)801-1/2 x 1-1/2 x 3/162 x 3/16
183/16 (0.187®)11 GA (0.125®)601-1/2 x 1-1/2 x 3/162 x 3/16
201/4 (0.250®)11 GA (0.125®)601-1/2 x 1-1/2 x 1/42 x 1/4
241/4 (0.250®)3/16 (0.187®)1202 x 2 x 1/82 x 5/16
261/4 (0.250®)3/16 (0.187®)1202 x 2 x 3/162 x 5/16
305/16 (0.312®)3/16 (0.187®)802 x 2 x 3/162 x 3/8
363/8 (0.375®)1/4 (0.250®)1202-1/2 x 2-1/2 x 3/162-1/2 x
3/8
421/4
(0.250®)
1202-1/2 x
2-1/2 x 1/4
3
x 1/4
481/4
(0.250®)
1102-1/2 x
2-1/2 x 1/4
3 x 1/4
541/4
(0.250®)
803 x 3 x
1/4
4 x 1/4

NOTES:

  1. Minimum total weld length on each side of stiffener not less than half circumference.
  2. All dimensions are given in inches.