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1、管道尺寸规格表1英寸=8英分公称通径外径（MM）中心距至端面的距离理论重量KG/PCSDNODFB5S10S20S40S80S120S151/2 (4/8,4分)18 21.338160.04 0.050.05 0.060.059 0.0630.06 0.080.08 0.10203/4(6/8,6分)25 26.7380.06 0.060.07 0.080.08 0.090.09 0.100.13 0.1325132 33.438160.08 0.080.12 0.130.13 0.1350.14 0.140.18 0.19321.1/4（10分 ）38 42.248200.11 0.130
2、.18 0.210.21 0.240.23 0.260.31 0.35401.1/245 48.357240.16 0.170.26 0.280.30 0.320.33 0.350.44 0.4850257 60.376320.28 0.290.45 0.470.59 0.610.62 0.660.95 0.90652.1/273 76.195400.55 0.570.80 0.830.96 1.11.25 1.311.72 1.8080389114470.801.171.62.062.86903.1/2101.6133551.081.572.12.743.821004108 114.3152
3、631.31 1.391.01 2.032.65 2.873.54 3.765.13 5.466.27 6.681255133 141.3 139.7190792.68 2.82 2.873.24 3.45 3.414.81 5.12 5.066.16 6.54 6.478.71 9.25 9.1411.3 12.0 11.91506159 168.3 165.2229953.85 4.10 4.034.69 4.96 4.876.97 7.38 7.249.56 10.1 9.9514.4 15.3 15.018.6 19.8 19.42008219 216.33051267.15 7.05
4、9.65 9.5316.1 15.920.4 20.131.0 30.543.1 42.525010273 267.438112813.7 13.216.7 16.325.8 24.636.2 35.457.2 56.279.7 77.630012325 323.9 318.545718923.0 22.6 22.326.1 26.0 25.536.1 36.0 35.355.7 55.5 56.195.2 94.8 92.7133 133 13235014377 355.653322130.8 29.036.9 34.760.2 56.783.1 78.2147 138202 1894001
5、6426 406.461025341.8 39.947.7 45.578.0 74.3122 116211 201280 26745018478 457.268628452.9 50.560.3 57.787.7 83.8175 167301 287422 40350020529 50876231674.2 71.384.9 81.5146 140242 232414 398577 5525502255983834786.398.816930769460024630 610914379122 118141 137209 202379 367657 638951 9186502666099141031570028720 7111067442371 36675030762114347321426442180032820 8131219506484 480663 65785034864129553754274290036920 9141372568612 608914 908