公称通径 Nominal Pipe Size NPS 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 3 31/2 4 5 6 8 10 12 14 16 18 20 22 BN 6 8 10 15 20 25 32 40 50 65 80 90 100 125 150 200 250 300 350 400 450 500 --- 外径 Outside Diameter D 10.3 13.7 17.1 21.3 26.7 33.4 42.2 48.3 60.3 73.0 88.9 101.6 114.3 141.3 168.3 219.1 273.1 323.9 355.6 406.4 457.2 508 559 SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD --- --- --- 1.65 1.65 1.65 1.65 1.65 1.65 2.11 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 1.24 1.65 1.65 2.11 2.11 2.77 2.77 2.77 2.77 3.05 3.05 3.05 3.05 3.40 3.40 3.76 4.19 4.57 4.78 4.78 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 6.35 6.35 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 5.49 5.74 6.02 6.55 7.11 8.18 9.27 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 5.49 5.74 6.02 6.55 7.11 8.18 9.27 公称壁厚T Norminal Wall Thickness SCH40 SCH60 SCH80s 1.73 2.24 2.31 2.77 2.87 3.38 3.56 3.68 3.91 5.16 5.49 5.74 6.02 6.55 7.11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 2.41 3.02 3.20 3.73 3.91 4.55 4.85 5.08 5.54 7.01 7.62 8.08 8.56 9.53 10.97 12.70 12.70 12.70 --- --- --- --- --- XS 2.41 3.02 3.20 3.73 3.91 4.55 4.85 5.08 5.54 7.01 7.62 8.08 8.56 9.53 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 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 --- --- --- 4.78 5.56 --- --- --- 7.47 7.82 6.35 9.09 6.35 7.14 9.70 10.15 8.74 11.07 9.53 --- 14.02 --- 11.13 15.24 13.49 17.12 15.88 19.05 18.26 21.95 23.01 22.23 28.58 25.40 10.97 10.97 12.70 12.70 12.70 15.09 6.35 7.04 6.35 7.80 8.18 10.31 9.27 12.70 6.35 8.38 9.53 7.92 9.53 7.92 9.53 --- --- 9.53 10.31 14.27 9.53 9.53 11.13 15.09 12.70 16.66 12.70 17.48 21.44 25.40 28.58 33.32 25.40 12.70 12.70 12.70 12.70 12.70 19.05 21.44 23.83 26.19 27.79 30.96 31.75 36.53 35.71 40.49 --- --- --- --- --- 4.78 6.35 7.92 11.13 --- 5.54 5.54 6.35 6.35 9.53 12.70 9.53 12.70 --- --- 9.53 14.27 19.05 9.53 9.53 15.09 20.62 --- 22.23 23.83 29.36 34.93 39.67 45.24 26.19 28.58 32.54 34.93 38.10 41.28 44.45 47.63 50.01 53.98 24 26 28 30 32 34 36 38 40 42 44 46 48 600 --- 700 --- 800 --- 900 --- 1000 --- 1100 --- 1200 610 660 711 762 813 864 914 965 1016 1067 1118 1168 1219 5.54 --- --- 6.35 --- --- --- --- --- --- 6.35 --- --- 6.35 9.53 14.27 --- 7.92 12.70 --- --- --- 9.53 9.53 9.53 9.53 9.53 9.53 9.53 9.53 9.53 9.53 9.53 17.48 24.61 --- --- --- 17.48 17.48 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 12.70 30.96 --- --- --- --- --- --- --- --- --- 38.89 46.02 52.37 59.54 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 7.92 12.70 15.88 7.92 7.92 12.70 15.88 --- --- --- --- --- --- --- 7.92 12.70 15.88 7.92 12.70 15.88 --- --- 7.92 12.70 15.88 --- --- --- --- --- --- --- --- --- --- --- --- --- 19.05 --- --- --- --- --- --- --- 9.53 9.53 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 Size DN 15 20 25 32 40 50 65 80 NPS 1/2 3/4 1 11/4 11/2 2 21/2 3 外径 Diameter D 21.7 27.2 34.0 42.7 48.6 60.5 76.3 89.1 101.6 114.3 139.8 165.2 216.3 267.4 318.5 355.6 406.4 457.2 508.0 558.8 609.6 公称壁厚T Norminal Wall Thickness SGP SCH5s SH10s SCH10 SCH20 SCH30 SCH40s STD SCH40 SCH60 2.8 2.8 3.2 3.5 3.5 3.8 4.2 4.2 4.2 4.5 4.5 5.0 5.8 6.6 6.9 7.9 7.9 7.9 7.9 --- --- 1.7 1.7 1.7 1.7 1.7 1.7 2.1 2.1 2.1 2.1 2.8 2.8 2.8 3.4 4.0 4.0 4.2 4.2 4.8 4.8 5.5 2.1 2.1 2.8 2.8 2.8 2.8 3.0 3.0 3.0 3.0 3.4 3.4 4.0 4.0 4.5 4.8 4.8 4.8 5.5 5.5 6.4 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 6.4 6.4 6.4 6.4 6.4 6.4 --- --- --- --- --- --- --- --- --- --- --- --- 6.4 6.4 6.4 7.9 7.9 7.9 9.5 9.5 9.5 --- --- --- --- --- --- --- --- --- --- --- --- 7.0 7.8 8.4 9.5 9.5 11.1 12.7 12.7 14.3 2.8 2.9 2.8 3.7 4.5 3.6 3.7 3.9 5.2 5.5 5.7 6.0 6.6 7.1 8.2 9.3 --- --- --- --- --- --- --- --- --- 10.3 12.7 4.9 5.1 5.5 7.0 7.6 8.1 8.6 9.5 3.7 3.9 4.5 4.9 5.1 5.5 7.0 7.6 8.1 8.6 9.5 SCH120 3.7 3.9 4.5 4.9 5.1 5.5 7.0 7.6 8.1 8.6 9.5 --- --- --- --- --- --- --- --- --- --- --- --- 15.1 18.3 21.4 23.8 26.2 --- --- --- --- --- --- --- --- --- 11.1 12.7 14.3 18.2 21.4 25.4 27.8 30.9 SCH140 SCH160 --- --- --- --- --- --- --- --- --- --- --- --- 20.6 25.4 28.6 31.8 36.5 39.7 44.4 47.6 52.4 4.8 5.6 6.4 6.4 7.1 8.7 9.5 11.1 --- 13.5 15.9 18.2 23.0 28.6 33.3 35.7 40.5 45.2 50.0 54.0 59.5 XXS 7.5 7.8 9.1 9.7 10.2 11.1 14.0 15.2 --- 17.1 19.0 21.9 22.2 25.4 25.4 --- --- --- --- --- --- Nominal Pipe Outside 2.9 SCH80s SCH100 3.9 3.4 3.4 3.6 3.7 3.6 3.7 3.9 3.9 5.2 5.5 5.2 5.5 90 31/2 100 125 150 200 250 300 350 400 450 500 550 600 4 5 6 8 10 12 14 16 18 20 22 24 5.7 5.7 6.0 6.6 6.0 6.6 7.1 7.1 8.2 9.3 8.2 9.3 11.0 11.0 11.0 12.7 12.7 12.7 12.7 12.7 15.1 17.4 19.0 21.4 23.8 26.2 28.6 9.5 9.5 10.3 9.5 9.5 9.5 9.5 11.1 12.7 14.3 12.7 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 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 31.0 38.9 46.0
sch壁厚等级对照表.
