管道规格表(壁厚系列及重量 美国 ASTM OR API标准) PIPE SCHEDULE (ASTM OR API STANDARD) 公制表 Metric Nominal pipe size inch/mm 1/8 6 1/4 8 3/8 10 1/2 15 3/4 20 1 25 1 1/4 32 1 1/2 40 2 50 2 1/2 65 3 80 3 1/2 90 4 100 5 125 6 150 8 200 10 250 12 300 14 350 16 400 18 450 20 500 22 550

OD 5S mm 10.30 13.70 17.10 21.30 26.70 33.40 42.20 48.30 60.30 73.00 88.90 101.60 114.30 141.30 168.30 219.10 273.10 323.90 355.60 406.40 457.20 508.00 558.80 1.65 0.82 1.65 1.04 1.65 1.33 1.65 1.68 1.65 1.95 1.65 2.44 2.11 3.77 2.11 4.60 2.11 5.29 2.11 5.96 2.77 9.67 2.77 11.55 2.77 15.09 3.40 23.08 3.96 31.89 3.96 35.06 4.19 42.41 4.19 47.77 4.78 60.46 4.78 66.57 1.24 0.28 1.65 0.51 1.65 0.64 2.11 1.01 2.11 1.31 2.77 2.13 2.77 2.76 2.77 3.1 2.77 4.01 3.05 5.36 3.05 6.59 3.05 7.55 3.05 8.52 3.40 11.82 3.40 14.13 3.76 20.37 4.19 28.34 4.57 36.73 4.78 42.14 4.78 48.26 4.78 54.36 5.54 70.00 5.54 77.06 6.35 54.69 6.35 62.64 6.35 70.57 6.35 78.55 6.35 86.54 6.35 33.31 6.35 41.77 6.35 49.73 7.92 67.90 7.92 77.83 7.92 87.71 9.53 117.15 9.53 129.13 7.04 36.81 7.80 51.03 8.38 65.20 9.53 81.33 9.53 93.27 11.13 122.38 12.70 155.12 12.70 171.09 1.73 0.37 2.24 0.63 2.31 0.84 2.77 1.27 2.87 1.69 3.38 2.50 3.56 3.39 3.68 4.05 3.91 5.44 5.16 8.63 5.49 11.29 5.74 13.57 6.02 16.07 6.55 21.77 7.11 28.26 8.18 42.55 9.27 60.31 9.53 73.88 9.53 81.33 9.53 93.27 9.53 105.16 9.53 117.15 9.53 129.13 1.73 0.36 2.24 0.64 2.31 0.86 2.77 1.30 2.87 1.71 3.36 2.55 3.56 3.46 3.68 4.13 3.91 5.54 5.16 8.81 5.49 11.52 5.74 13.84 6.02 16.40 6.55 22.20 7.11 28.83 8.18 43.39 9.27 61.52 9.53 75.32 1.73 0.37 2.24 0.63 2.31 0.84 2.77 1.27 2.87 1.69 3.38 2.50 3.56 3.39 3.68 4.05 3.91 5.44 5.16 8.63 5.49 11.29 5.74 13.57 6.02 16.07 6.55 21.77 7.11 28.26 8.18 42.55 9.27 60.31 10.31 79.73 11.13 94.55 12.70 123.30 14.27 155.80 15.09 183.42 10.31 53.08 12.70 81.55 14.27 108.96 15.09 126.71 16.66 160.12 19.05 205.74 20.62 247.83 22.23 294.25 2.41 0.47 3.02 0.80 3.20 1.10 3.73 1.62 3.91 2.20 4.55 3.24 4.85 4.47 5.08 5.41 5.54 7.48 7.01 11.41 7.62 15.27 8.08 18.63 8.56 22.32 9.53 30.97 10.97 42.56 12.70 64.64 12.70 81.55 12.7 97.46 12.70 107.39 12.70 123.30 12.70 139.15 12.70 155.12 12.70 171.09 2.41 0.48 3.02 0.82 3.20 1.12 3.73 1.65 3.91 2.24 4.55 3.29 4.85 4.56 5.08 5.51 5.54 7.63 7.01 11.64 7.62 15.59 8.08 19.01 8.56 22.77 9.53 31.59 10.97 43.42 12.70 65.95 12.70 83.19 12.7 99.43 2.41 0.47 3.02 0.80 3.20 1.10 3.73 1.62 3.91 2.20 4.55 3.24 4.85 4.47 5.08 5.41 5.54 7.48 7.01 11.41 7.62 15.27 8.08 18.63 8.56 22.32 9.53 30.97 10.97 42.56 12.70 64.64 15.09 96.01 17.48 132.08 19.05 158.10 21.44 203.53 23.88 254.55 26.19 311.17 28.58 373.83 15.09 75.92 18.26 114.75 21.44 159.91 23.83 194.96 26.19 245.56 29.36 309.62 32.54 381.53 34.93 451.42 11.13 28.32 12.70 40.28 14.27 54.2 18.26 90.44 21.44 133.06 25.4 186.75 27.79 224.65 30.96 286.64 34.93 363.56 38.10 441.49 41.28 527.02 20.62 100.92 25.40 155.15 28.58 208.14 31.75 253.56 36.53 333.19 39.67 408.26 44.45 508.11 47.63 600.63 13.49 33.54 15.88

49.11 18.26 67.56 23.01 111.27 28.58 172.33 33.32 238.76 35.71 281.70 40.49 365.35 45.24 459.37 50.01 564.81 53.98 672.26 17.12 41.03 19.05 57.43 21.95 79.22 22.23 107.92 25.40 155.15 25.40 186.97 4.78 1.95 5.56 2.90 6.35 4.24 6.35 5.61 7.14 7.25 8.74 11.11 9.53 14.92 11.13 21.35 7.74 2.55 7.82 3.64 9.09 5.45 9.70 7.77 10.15 9.56 11.07 13.44 14.02 20.39 15.24 27.68

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第 1 页，共 36 页