Pipe Schedule Table

NOMINAL DIMENSIONS OF PIPE

 

Nominal Pipe Size OutSide Diameter (mm) Wall Thickness (mm)
Stainless Steel Carbon Steel
DN NPS Sch 5S Sch 10S Sch 40S Sch 80S Sch 10 Sch 20 Sch 30 Sch 40 STD Sch 60 Sch 80 XS Sch 100 Sch 120 Sch 140 Sch 160 Sch XXS
6 10.3 1.24 1.73 2.41 1.24 1.45 1.73 1.73 2.41 2.41
8 ¼ 13.7 1.65 2.24 3.02 1.65 1.85 2.24 2.24 3.02 3.02
10 17.1 1.65 2.31 3.20 1.65 1.85 2.31 2.31 3.20 3.20
15 ½ 21.3 1.65 2.11 2.77 3.73 2.11 2.41 2.77 2.77 3.73 3.73 4.78 7.47
20 ¾ 26.7 1.65 2.11 2.87 3.91 2.11 2.41 2.87 2.87 3.91 3.91 5.56 7.82
25 1 33.4 1.65 2.77 3.38 4.55 2.77 2.90 3.38 3.38 4.55 4.55 6.35 9.09
32 42.2 1.65 2.77 3.56 4.85 2.77 2.97 3.56 3.56 4.85 4.85 6.35 9.70
40 48.3 1.65 2.77 3.68 5.08 2.77 3.18 3.68 3.68 5.08 5.08 7.14 10.15
50 2 60.3 1.65 2.77 3.91 5.54 2.77 3.18 3.91 3.91 5.54 5.54 8.74 11.07
65 73.0 2.11 3.05 5.16 7.01 3.05 4.78 5.16 5.16 7.01 7.01 9.53 14.02
80 3 88.9 2.11 3.05 5.49 7.62 3.05 4.78 5.49 5.49 7.62 7.62 11.13 15.24
90 101.6 2.11 3.05 5.74 8.08 3.05 4.78 5.74 5.74 8.08 8.08
100 4 114.3 2.11 3.05 6.02 8.56 3.05 4.78 6.02 6.02 8.56 8.56 11.13 13.49 17.12
125 5 141.3 2.77 3.40 6.55 9.53 3.40 6.55 6.55 9.53 9.53 12.70 15.88 19.05
150 6 168.3 2.77 3.40 7.11 10.97 3.40 7.11 7.11 10.97 10.97 14.27 18.26 21.95
200 8 219.1 2.77 3.76 8.18 12.70 3.76 6.35 7.04 8.18 8.18 10.31 12.70 12.70 15.09 18.26 20.62 23.01 22.23
250 10 273.1 3.40 4.19 9.27 12.70 4.19 6.35 7.80 9.27 9.27 12.70 15.09 12.70 18.26 21.44 25.40 28.58 25.40
300 12 323.9 3.96 4.57 9.53 12.70 4.57 6.35 8.38 10.31 9.53 14.27 17.48 12.70 21.44 25.40 28.58 33.32 25.40
350 14 355.6 3.96 4.78 9.53 12.70 6.35 7.92 9.53 11.13 9.53 15.09 19.05 12.70 23.83 27.79 31.75 35.71
400 16 406.4 4.19 4.78 9.53 12.70 6.35 7.92 9.53 12.70 9.53 16.66 21.44 12.70 26.19 30.96 36.53 40.49
450 18 457 4.19 4.78 9.53 12.70 6.35 7.92 11.13 14.27 9.53 19.05 23.83 12.70 29.36 34.93 39.67 45.24
500 20 508 4.78 5.54 9.53 12.70 6.35 9.53 12.70 15.09 9.53 20.62 26.19 12.70 32.54 38.10 44.45 50.01
550 22 559 4.78 5.54 6.35 9.53 12.70 9.53 22.23 28.58 12.70 34.93 41.28 47.63 53.98
600 24 610 5.54 6.35 9.53 12.70 6.35 9.53 14.27 17.48 9.53 24.61 30.96 12.70 38.89 46.02 52.37 59.54
650 26 660 7.92 12.70 9.53 12.70
700 28 711 7.92 12.70 15.88 9.53 12.70
750 30 762 6.35 7.92 7.92 12.70 15.88 9.53 12.70

 

  • These dimensions are nominal – substantial tolerances apply.
  • Stainless steel pipe nominal dimensions based on ASTM A312M and ASME B36.19M-2004.
  • Carbon steel pipe nominal dimensions based on ASTM A106M and ASME B36.10M-2004. For other wall thicknesses and for sizes above DN 750 up to DN 2000 consult ASME B36.10M.

 

 

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