Mathey Dearman MSA Saddle Machine - Manual (Page 16)

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Table 8 – Commercial Pipe Sizes and Wall Thickness
Pipe Size
OD in
inches
Nominal Wall Thickness for Schedule
10 20 40
Extra
Strong
80 120 140 160
XX
Strong
2 2 3/8 .120 --- .154 .218 .218 --- --- .344 ..436
2 1/2 2 7/8 .203 .276 .276 .375 .552
3 3 1/2 --- --- .216 .300 .300 --- --- .438 .600
3 1/2 4 .226 .318 .318 --- --- --- ---
4 4 1/2 --- --- .237 .337 .337 .438 --- .531 .647