Pipe SizeO.D.Avarage I.D.Minimum WallWt./Ft.Maximun P.S.I.
1/8"0.405"0.195"0.095"0.0681230
1/4"0.540"0.282"0.119"0.1151130
3/8"0.675"0.403"0.126"0.158920
1/2"0.840"0.528"0.147"0.232850
3/4"1.050"0.722"0.154"0.314690
1"1.315"0.936"0.179"0.461830
1 1/4"1.660"1.255"0.191"0.638520
1 1/2"1.900"1.4760.200"0.773470
2"2.375"1.913"0.218"1.07400
2 1/2"2.845"2.290"0.276"1.632420
3"3.500"2.864"0.300"2.186370
4"4.500"3.786"0.337"3.196320
6"6.625"5.709"0.432"6.102280
8"8.625"7.565"0.500"9.269250
10"10.750"9.493"0.593"13.744230
12"12.750"11.294"0.687"18.909230
14"14.000"12.410"0.750"22.681220
16"16.000"14.213"0.843"29.162220
18"18.000"16.014"0.937"36.487220
20"20.000"17.814"1.031"44.648220
24"24.000"21.4181.218" 63.341210