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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 STD Cap 1.5 40 0.54 1.9 1.61 0.145 1.5
1 1/4″ Schedule STD Cap 1.25 40 0.33 1.66 1.38 0.14 1.5
1″ Schedule STD Cap 1 40 0.21 1.32 1.054 0.133 1.5
1/2″ Schedule STD Cap 0.5 40 0.08 0.84 0.622 0.109 1
10″ Schedule STD Cap 10 40 20.8 10.75 10.02 0.375 5
12″ Schedule STD Cap 12 30.3 12.75 12 0.375 6
14″ Schedule STD Cap 14 30 36.5 14 13.25 0.375 6.5
16″ Schedule STD Cap 16 30 43.5 16 15.12 0.375 7
18″ Schedule STD Cap 18 57 18 17.25 0.375 8
2 1/2″ Schedule STD Cap 2.5 40 1 2.88 2.474 0.203 1.5
2″ Schedule STD Cap 2 40 0.8 2.38 2.072 0.154 1.5
20″ Schedule STD Cap 20 20 75 20 19.25 0.375 9
24″ Schedule STD Cap 24 20 101 24 23.25 0.375 10.5
3 1/2″ Schedule STD Cap 3.5 40 2.3 4 3.548 0.226 2.5
3″ Schedule STD Cap 3 40 1.7 3.5 3.068 0.216 2
3/4″ Schedule STD Cap 0.75 40 0.14 1.05 0.824 0.113 1
30″ Schedule STD Cap 30 137 30 29.25 0.375 10.5
36″ Schedule STD Cap 36 175 36 35.25 0.375 10.5
4″ Schedule STD Cap 4 40 2.8 4.5 4.026 0.237 2.5
42″ Schedule STD Cap 42 229 42 41.25 0.375 12
48″ Schedule STD Cap 48 350 48 47.25 0.375 13.5
5″ Schedule STD Cap 5 40 4.6 5.56 5.044 0.258 3
6″ Schedule STD Cap 6 40 6.9 6.62 6.06 0.322 3.5
8″ Schedule STD Cap 8 40 11.8 8.62 7.976 0.365 4
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