公称通径 Nominal Pipe Size 外径 Outside Diameter 公称壁厚T Norminal Wall Thickness NPS 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 BN 6 8 10 15 20 25 32 40 50 65 D 10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 73.0 XS 2.41 3.02 3.20 3.73 3.91 4.55 4.85 5.08 5.54 7.01 SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD --- --- --- 1.65 1.65 1.65 1.65 1.65 1.65 2.11 1.24 1.65 1.65 2.11 2.11 2.77 2.77 2.77 2.77 3.05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 SCH40 SCH60 SCH80s 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 --- --- --- --- --- --- --- --- --- --- 2.41 3.02 3.20 3.73 3.91 4.55 4.85 5.08 5.54 7.01 SCH80 SCH100 SCH120 SCH104 SCH160 XXS 2.41 3.02 3.20 3.73 3.91 4.55 4.85 5.08 5.54 7.01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 4.78 5.56 6.35 6.35 7.14 --- --- --- 7.47 7.82 9.09 9.70 10.15 8.74 11.07 9.53 14.02 3 31/2 4 5 6 8 10 12 14 16 18 20 22 24 26 28 30 80 90 100 125 150 200 250 300 350 400 450 500 --- 600 --- 700 --- 88.9 101.6 114.3 141.3 168.3 219.1 273.1 323.9 355.6 406.4 457.2 508 559 610 660 711 762 2.11 2.11 2.11 2.77 2.77 2.77 3.40 3.96 3.96 4.19 4.19 4.78 4.78 5.54 --- --- 6.35 3.05 3.05 3.05 3.40 3.40 3.76 4.19 4.57 4.78 4.78 --- --- --- --- --- --- --- --- 6.35 6.35 --- --- --- --- --- --- --- --- --- --- 5.49 5.74 6.02 6.55 7.11 8.18 9.27 5.49 5.74 6.02 6.55 7.11 8.18 9.27 5.49 5.74 6.02 6.55 7.11 --- --- --- --- --- 7.62 8.08 8.56 9.53 10.97 12.70 12.70 12.70 --- --- --- --- --- --- --- --- --- 7.62 8.08 8.56 9.53 7.62 8.08 8.56 9.53 --- --- --- --- --- 15.09 18.26 --- --- 11.13 12.70 14.27 18.26 21.44 --- --- --- --- --- 20.62 25.40 11.13 15.24 --- --- 13.49 17.12 15.88 19.05 18.26 21.95 10.97 10.97 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 15.09 17.48 19.05 21.44 6.35 7.04 6.35 7.80 8.18 10.31 9.27 12.70 23.01 22.23 28.58 25.40 6.35 8.38 9.53 --- --- 9.53 10.31 14.27 9.53 9.53 21.44 25.40 28.58 33.32 25.40 23.83 26.19 27.79 30.96 31.75 36.53 35.71 40.49 --- --- --- --- --- --- --- --- --- 7.92 9.53 7.92 9.53 11.13 15.09 12.70 16.66 4.78 6.35 7.92 11.13 --- 5.54 5.54 6.35 --- --- 6.35 6.35 6.35 --- --- 9.53 14.27 19.05 9.53 9.53 9.53 9.53 9.53 9.53 --- 22.23 23.83 29.36 34.93 39.67 45.24 26.19 28.58 30.96 --- --- --- 32.54 34.93 38.10 41.28 44.45 47.63 50.01 53.98 9.53 12.70 9.53 12.70 15.09 20.62 17.48 24.61 --- --- --- --- --- --- 9.53 14.27 --- --- --- --- 38.89 46.02 52.37 59.54 --- --- --- --- --- --- --- --- --- --- --- --- 7.92 12.70 7.92 12.70 15.88 7.92 7.92 12.70 15.88 --- 32 34 36 38 40 42 44 46 48 800 --- 900 --- 1000 --- 1100 --- 1200 813 864 914 965 1016 1067 1118 1168 1219 --- --- --- --- --- --- --- --- --- --- --- --- --- --- 9.53 9.53 9.53 9.53 9.53 9.53 17.48 17.48 --- --- --- --- --- --- --- --- 12.70 12.70 12.70 12.70 12.70 12.70 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 7.92 12.70 15.88 7.92 12.70 15.88 7.92 12.70 15.88 --- --- --- --- --- --- --- --- --- --- --- --- --- 19.05 --- --- --- --- --- --- --- 9.53 9.53 9.53 12.70 12.70 12.70 --- --- --- C·SH5s、10s、40s、80s用于不锈钢管件。·SCH5s、10s、40s、80s applies for stainless steel. JIS B2311、B2312、B2313 公称通径 Nominal Pipe Size DN 15 NPS 1/2 外径 Outside Diameter D 21.7 公称壁厚T Norminal Wall Thickness SCH120 3.7 XXS 7.5 SGP SCH5s SH10s SCH10 SCH20 SCH30 SCH40s STD SCH40 SCH60 2.8 1.7 2.1 --- --- --- 2.8 3.7 --- --- SCH140 SCH160 --- 4.8 2.8 SCH80s SCH100 3.7 20 25 3/4 1 27.2 34.0 2.8 3.2 1.7 1.7 2.1 2.8 --- --- --- --- --- --- 2.9 2.9 3.9 4.5 3.9 4.5 3.9 4.5 --- --- --- --- --- --- 5.6 6.4 7.8 9.1 3.4 3.4 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 3.6 3.7 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 3.9 3.9 65 80 21/2 3 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 5.2 5.5 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 --- 90 31/2 5.7 5.7 100 125 150 200 250 300 4 5 6 8 10 12 114.3 139.8 165.2 216.3 267.4 318.5 4.5 4.5 5.0 5.8 6.6 6.9 2.1 2.8 2.8 2.8 3.4 4.0 3.0 3.4 3.4 4.0 4.0 4.5 --- --- --- --- --- --- --- --- --- 6.4 6.4 6.4 --- --- --- 7.0 7.8 8.4 6.0 6.6 6.0 6.6 6.0 6.6 7.1 8.2 9.3 --- --- --- 10.3 12.7 8.6 9.5 8.6 9.5 8.6 9.5 11.0 12.7 15.1 17.4 --- --- --- 15.1 18.3 21.4 11.1 12.7 14.3 18.2 21.4 25.4 --- --- --- 13.5 15.9 18.2 23.0 28.6 33.3 17.1 19.0 21.9 22.2 25.4 25.4 7.1 7.1 8.2 9.3 8.2 9.3 11.0 11.0 12.7 12.7 12.7 12.7 20.6 25.4 28.6 9.5 9.5 10.3 14.3 12.7 12.7 350 400 450 500 550 600 650 700 750 14 16 18 20 22 24 26 28 30 355.6 406.4 457.2 508.0 558.8 609.6 660.4 711.2 762.0 7.9 7.9 7.9 7.9 --- --- --- --- --- 4.0 4.2 4.2 4.8 4.8 5.5 --- --- 6.4 4.8 4.8 4.8 5.5 5.5 6.4 --- --- 7.9 6.4 6.4 6.4 6.4 6.4 6.4 7.9 7.9 7.9 7.9 7.9 9.5 9.5 9.5 12.7 12.7 9.5 9.5 11.1 12.7 12.7 14.3 --- 15.9 9.5 9.5 9.5 9.5 11.1 12.7 15.1 16.7 19.0 20.6 22.2 24.6 --- --- --- --- --- --- --- --- --- --- --- --- 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 19.0 21.4 23.8 26.2 28.6 23.8 26.2 27.8 30.9 31.8 36.5 39.7 44.4 47.6 52.4 --- --- --- 35.7 40.5 45.2 50.0 54.0 59.5 --- --- --- --- --- --- --- --- --- --- --- --- 9.5 9.5 14.3 9.5 9.5 9.5 9.5 15.1 --- 29.4 34.9 32.5 34.9 38.1 41.3 9.5 9.5 17.5 --- --- 9.5 9.5 9.5 9.5 --- --- --- 31.0 38.9 46.0 --- --- --- --- --- --- --- --- --- 7.9 12.7 15.9 800 850 900 32 34 36 812.8 863.6 914.4 --- --- --- --- --- --- --- --- --- 7.9 7.9 12.7 12.7 15.9 15.9 --- --- --- 9.5 9.5 9.5 17.5 17.5 19.0 --- --- --- --- --- --- 12.7 12.7 12.7 --- --- --- --- --- 7.9 12.7 15.9
sch壁厚等级对照表
