SCH钢管壁厚英寸对照表NOMINAL OUTSIDEPIPE SIZEDIAMETERABASME151/2\"21.3203/4\"26.7251\"33.4321.1/4\"42.2401.1/2\"48.3502\"60.3652.1/2\"73803\"88.9903.1/2\"101.61004\"114.31255\"141.31506\"168.32008\"219.125010\"27330012\"323.835014\"355.0016\"406.445018\"457.250020\"50855022\"558.860024\"609.665026\"660.470028\"711.275030\"76280032\"812.885034\"863.690036\"914.495038\"965.2100040\"1016105042\"1066.8110044\"1117.6115046\"1168.4120048\"1219.2SCH102.112.112.772.772.772.773.053.053.053.053.43.43.7.194.576.356.356.356.356.356.357.927.927.927.927.927.92SCH20SCH302.412.412.92.973.183.184.784.784.784.786.356.356.357.927.927.929.539.539.5312.712.712.712.712.712.77.047.88.3.539.5311.1312.712.714.2715.8815.8815.8815.8815.88STD2.772.873.383.563.683.915.165.495.746.026.557.118.1.279.539.539.539.539.539.539.539.539.539.539.539.539.539.539.539.539.539.539.53SCH402.772.873.383.563.683.915.165.495.746.026.557.118.1.2710.3111.1312.714.2715.0917.48NOMINAL WSCH6010.3112.714.2715.0916.6619.0520.6222.2324.6117.4817.4819.05NAL WALL THICKNESSXSSCH803.733.733.913.914.5.5.8.855.085.085.5.7.017.017.627.628.088.088.568.569.539.5310.9710.9712.712.712.715.0912.717.4812.719.0512.721.4412.723.8312.726.1912.728.5812.730.9612.712.712.712.712.712.712.712.712.712.712.712.7SCH100SCH120SCH140SCH1604.785.566.356.357.148.749.5311.1313.4915.8818.2623.0128.5833.3235.7140.1945.2450.0153.9859.XXS7.477.829.099.710.1511.0714.0215.2517.1219.0521.9522.2325.425.415.0918.2621.4423.8326.1939.3632.34.9338.11.1312.714.2718.2621.4425.427.7930.9634.9338.141.2846.0220.6225.428.5831.7536.5339.6744.47.6352.37
