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Pipe Dimensions

Steel Pipe Size Chart.

 

DN NPS OD mm Sch
10
Sch
20
Sch
30
Sch
40
STD
6 10.3 1.24   1.45 1.73 1.73
8 ¼ 13.7 1.65   1.85 2.24 2.24
10 17.1 1.65   1.85 2.31 2.31
15 ½ 21.3 2.11   2.41 2.77 2.77
20 ¾ 26.7 2.11   2.41 2.87 2.87
25 1 33.4 2.77   2.90 3.38 3.38
32 42.2 2.77   2.97 3.56 3.56
40 48.3 2.77   3.18 3.68 3.68
50 2 60.3 2.77   3.18 3.91 3.91
65 73.0 3.05   4.78 5.16 5.16
80 3 88.9 3.05   4.78 5.49 5.49
90 101.6 3.05   4.78 5.74 5.74
100 4 114.3 3.05   4.78 6.02 6.02
125 5 141.3 3.40     6.55 6.55
150 6 168.3 3.40     7.11 7.11
200 8 219.1 3.76 6.35 7.04 8.18 8.18
250 10 273.1 4.19 6.35 7.80 9.27 9.27
300 12 323.9 4.57 6.35 8.38 10.31 9.53
350 14 355.6 6.35 7.92 9.53 11.13 9.53
400 16 406.4 6.35 7.92 9.53 12.70 9.53
450 18 457 6.35 7.92 11.13 14.27 9.53
500 20 508 6.35 9.53 12.70 15.09 9.53
550 22 559 6.35 9.53 12.70   9.53
600 24 610 6.35 9.53 14.27 17.48 9.53
650 26 660 7.92 12.70     9.53
700 28 711 7.92 12.70 15.88   9.53
750 30 762 7.92 12.70 15.88   9.53

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