工业管道sch壁厚等级对照表

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工业管道sch壁厚等级对照表 C·SH5s、10s、40s、80s用于不锈钢管件。·SCH5s、10s、40s、80s applies for stainless steel. 公称通径 Nominal Pipe Size 外径 Outside Diameter

公称壁厚T

Norminal Wall Thickness

NPS DN D SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD SCH40 SCH60 SCH80s XS SCH80 SCH100 SCH120 SCH104 SCH160 XXS 1/8 1/4 3/8 6 8 10 10.3 13.7 17.1 --- --- --- 1.24 1.65 1.65 --- --- --- --- --- --- --- --- --- 1.73 2.24 2.31 1.73 2.24 2.31 1.73 2.24 2.31 --- --- --- 2.41 3.02 3.20 2.41 3.02 3.20 2.41 3.02 3.20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---

1/2 3/4 1 15 20 25 21.3 26.7 33.4 1.65 1.65 1.65 2.11 2.11 2.77 --- --- --- --- --- --- --- --- --- 2.77 2.87 3.38 2.77 2.87 3.38 2.77 2.87 3.38 --- --- --- 3.73 3.91 4.55 3.73 3.91 4.55 3.73 3.91 4.55 --- --- --- --- --- --- --- --- --- 4.78 5.56 6.35 7.47 7.82 9.09

11/4 11/2 2

32 40 50 42.2 48.3 60.3 1.65 1.65 1.65 2.77 2.77 2.77 --- --- --- --- --- --- --- --- --- 3.56 3.68 3.91 3.56 3.68 3.91 3.56 3.68 3.91 --- --- --- 4.85 5.08 5.54 4.85 5.08 5.54 4.85 5.08 5.54 --- --- --- --- --- --- --- --- --- 6.35 7.14 8.74 9.70 10.15 11.07 21/2 3 31/2 65 80 90 73.0 88.9 101.6 2.11 2.11 2.11 3.05 3.05 3.05 --- --- --- --- --- --- --- --- --- 5.16 5.49 5.74 5.16 5.49 5.74 5.16 5.49 5.74 --- --- --- 7.01 7.62 8.08 7.01 7.62 8.08 7.01 7.62 8.08 --- --- --- --- --- --- --- --- --- 9.53 11.13 --- 14.02 15.24 ---

4 5 6 100 125 150 114.3 141.3 168.3 2.11 2.77 2.77 3.05 3.40 3.40 --- --- --- --- --- --- --- --- --- 6.02 6.55 7.11 6.02 6.55 7.11 6.02 6.55 7.11 --- --- --- 8.56 9.53 10.97 8.56 9.53 10.97 8.56 9.53 10.97 --- --- --- 11.13 12.70 14.27 --- --- --- 13.49 15.88 18.26 17.12 19.05 21.95

8 10 12 200 250 300 219.1 273.1 323.9 2.77 3.40 3.96 3.76 4.19 4.57 --- --- --- 6.35 6.35 6.35 7.04 7.80 8.38 8.18 9.27 9.53 8.18 9.27 9.53 8.18 9.27 10.31 10.31 12.70 14.27 12.70 12.70 12.70 12.70 12.70 12.70 12.70 15.09 17.48 15.09 18.26 21.44 18.26 21.44 25.40 20.62 25.40 28.58 23.01 28.58 33.32 22.23 25.40 25.40

14 16 18 350 400 450 355.6 406.4 457.2 3.96 4.19 4.19 4.78 4.78 4.78 6.35 6.35 6.35 7.92 7.92 7.92 9.53 9.53 11.13 --- --- --- 9.53 9.53 9.53 11.13 12.70 14.27 15.09 16.66 19.05 --- --- --- 12.70 12.70 12.70 19.05 21.44 23.83 23.83 26.19 29.36 27.79 30.96 34.93 31.75 36.53 39.67 35.71 40.49 45.24 --- --- ---

20 22 24 500 --- 600 508 559 610 4.78 4.78 5.54 5.54 5.54 6.35 6.35 6.35 6.35 9.53 9.53 9.53 12.70 12.70 14.27 --- --- --- 9.53 9.53 9.53 15.09 --- 17.48 20.62 22.23 24.61 --- --- --- 12.70 12.70 12.70 26.19 28.58 30.96 32.54 34.93 38.89 38.10 41.28 46.02 44.45 47.63 52.37 50.01 53.98 59.54 --- --- ---

26 28 --- 700 660 711 --- --- --- 7.92 7.92 12.70 12.70 --- 15.88 --- --- 9.53 9.53 --- --- --- --- --- --- 12.70 12.70 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- 762 --- 6.35 7.92 7.92 12.70 15.88 --- 9.53 --- --- --- 12.70 --- --- --- --- --- --- 32 34 36 800 --- 900 813 864 914 --- --- --- --- --- --- 7.92 7.92 7.92 12.70 12.70 12.70 15.88 15.88 15.88 --- --- --- 9.53 9.53 9.53 17.48 17.48 19.05 --- --- --- --- --- --- 12.70 12.70 12.70 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---

38 40 42 --- 1000 --- 965 1016 1067 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 9.53 9.53 9.53 --- --- --- --- --- --- --- --- --- 12.70 12.70 12.70 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---

44 46 48 1100 --- 1200 1118 1168 1219 9.53 9.53 9.53 12.70 12.70 12.70 --- --- --- --- --- --- --- --- ---

JIS B2311、B2312、B2313 公称通径 Nominal Pipe Size

外径 Outside Diameter

公称壁厚T

Norminal Wall Thickness

DN NPS D SGP SCH5s SH10s SCH10 SCH20 SCH30 SCH40s STD SCH40 SCH60 SCH120 SCH140 SCH160 XXS 15 20 25 1/2 3/4 1 21.7 27.2 34.0 2.8 2.8 3.2 1.7 1.7 1.7 2.1 2.1 2.8 --- --- --- --- --- --- --- --- --- 2.8 2.9 3.4 2.8 2.9 3.4 SCH80s SCH100 3.7 3.9 4.5 3.7 3.9 4.5 3.7 3.9 4.5 --- --- --- --- --- --- --- --- --- 4.8 5.6 6.4 7.5 7.8 9.1

32 40 50 11/4 11/2 2 42.7 48.6 60.5 3.5 3.5 3.8 1.7 1.7 1.7 2.8 2.8 2.8 --- --- --- --- --- --- --- --- --- 3.6 3.7 3.9 3.6 3.7 3.9 3.6 3.7 3.9 --- --- --- 4.9 5.1 5.5 4.9 5.1 5.5 4.9 5.1 5.5 --- --- --- --- --- --- --- --- --- 6.4 7.1 8.7 9.7 10.2 11.1

65 80 90 21/2 3 31/2 76.3 89.1 101.6 4.2 4.2 4.2 2.1 2.1 2.1 3.0 3.0 3.0 --- --- --- --- --- --- --- --- --- 5.2 5.5 5.7 5.2 5.5 5.7 5.2 5.5 5.7 --- --- --- 7.0 7.6 8.1 7.0 7.6 8.1 7.0 7.6 8.1 --- --- --- --- --- --- --- --- --- 9.5 11.1 --- 14.0 15.2 ---

100 125 150 4 5 6 114.3 139.8 165.2 4.5 4.5 5.0 2.1 2.8 2.8 3.0 3.4 3.4 --- --- --- --- --- --- --- --- --- 6.0 6.6 7.1 6.0 6.6 7.1 6.0 6.6 7.1 --- --- --- 8.6 9.5 11.0 8.6 9.5 11.0 8.6 9.5 11.0 --- --- --- 11.1 12.7 14.3 --- --- --- 13.5 15.9 18.2 17.1 19.0 21.9