NB_Inch_SCh_对照表

NOMINAL WALL THICKNESS

SIZEA(NB)B(Inch)151/2\"203/4\"251\"321.1/4\"401.1/2\"502\"652.1/2\"803\"903.1/2\"1004\"1255\"1506\"2008\"25010\"30012\"35014\"40016\"45018\"50020\"55022\"60024\"65026\"70028\"75030\"80032\"85034\"90036\"95038\"100040\"105042\"110044\"115046\"1200

48\"

DIAMETERASMESCH1021.32.1126.72.1133.42.7742.22.7748.32.7760.32.77733.0588.93.05101.63.05114.33.05141.33.4168.33.4219.13.762734.19323.84.57355.66.306.46.357.26.355086.35558.86.35609.66.35660.47.92711.27.927627.92812.87.92863.67.92914.47.92

965.210161066.81117.61168.41219.2

SCH20

SCH302.412.412.92.973.183.184.784.784.784.78

6.357.046.357.86.358.387.929.537.929.537.9211.139.5312.79.5312.79.5314.27

12.712.715.8812.715.8812.715.8812.715.8812.7

15.88STDSCH402.772.772.872.873.383.383.563.563.683.683.913.915.165.165.495.495.745.746.026.026.556.557.117.118.188.1.279.279.5310.319.5311.139.5312.79.5314.279.5315.09

9.539.5317.4.539.539.539.5317.4.5317.4.5319.059.539.539.539.539.539.53

SCH60

10.3112.714.2715.0916.6619.0520.6222.2324.61XSSCH803.733.733.913.914.5.5.8.855.085.085.5.7.017.017.627.628.088.088.568.569.539.5310.9710.9712.712.712.715.0912.717.4812.719.0512.721.4412.723.8312.726.1912.728.5812.730.96

12.712.712.712.712.712.712.712.712.712.712.712.7

SCH100SCH12011.1312.714.27

15.0918.2618.2621.4421.4425.423.8327.7926.1930.9639.3634.9332.38.134.9341.2838.

46.02

SCH140SCH1604.785.566.356.357.148.749.5311.13

13.4915.8818.2620.6223.0125.428.5828.5833.3231.7535.7136.5340.1939.6745.2444.4550.0147.6353.9852.37

59.

XXS7.477.829.099.710.1511.0714.0215.2517.1219.0521.9522.2325.425.4