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NOTES:
  1. Conforms to ASME B16.9 & ASTM A234 WPB.
  2. All dimensions are in inches.
  3. For sizes larger than 48″ please call.
  4. All weights are in pounds and approximated or estimated.
  5. The shape of the cap is 2:1 ellipsoidal and conforms to the shape requirements given in the ASME Boiler and Pressure Vessel Code.

* This size and thickness does not correspond to any pipe schedule number.

Product Pipe Size Pipe Schedule Number Approx Weight Outside Diameter Inside Diameter Wall Thickness Height
1 1/2″ Schedule XS Cap 1.5 80 0.67 1.9 1.5 0.2 1.5
1 1/4″ Schedule XS Cap 1.25 80 0.48 1.66 1.278 0.191 1.5
1″ Schedule XS Cap 1 80 0.28 1.32 0.962 0.179 1.5
1/2″ Schedule XS Cap 0.5 80 0.1 0.84 0.546 0.147 1
10″ Schedule XS Cap 10 60 26 10.75 9.75 0.5 5
12″ Schedule XS Cap 12 38 12.75 11.75 0.5 6
14″ Schedule XS Cap 14 47 14 13 0.5 6.5
16″ Schedule XS Cap 16 40 57 16 15 0.5 7
18″ Schedule XS Cap 18 78 18 17 0.5 8
2 1/2″ Schedule XS Cap 2.5 80 1.3 2.88 2.328 0.276 1.5
2″ Schedule XS Cap 2 80 0.92 2.38 1.944 0.218 1.5
20″ Schedule XS Cap 20 30 100 20 19 0.5 9
24″ Schedule XS Cap 24 145 24 23 0.5 10.5
3 1/2″ Schedule XS Cap 3.5 80 3 4 3.364 0.318 2.5
3″ Schedule XS Cap 3 80 2.1 3.5 2.9 0.3 2
3/4″ Schedule XS Cap 0.75 80 0.16 1.05 0.742 0.154 1
30″ Schedule XS Cap 30 20 634 30 29 0.5 10.5
36″ Schedule XS Cap 36 20 913 36 35 0.5 10.5
4″ Schedule XS Cap 4 80 3.5 4.5 3.826 0.337 2.5
42″ Schedule XS Cap 42 1300 42 41 0.5 12
48″ Schedule XS Cap 48 1675 48 47 0.5 13.5
5″ Schedule XS Cap 5 80 5.8 5.56 4.81 0.375 3
6″ Schedule XS Cap 6 80 9.3 6.62 5.756 0.432 3.5
8″ Schedule XS Cap 8 80 16 8.62 7.62 0.5 4
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