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管道壁厚选用表.docx

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HG/T20553(II)SchXX(Ia)系列规格(碳钢、合金钢)*近似取值* 公称直径 DN外径 mmSCH20 mmSCH30 mmSCH40 mmSCH60 mmSCH80 mmSCH100 mmSCH120 mmSCH140 mmSCH160 mm10142.53.015183.03.54.520253.04.06.025323.04.56.532383.55.06.540453.55.07.0505734.05.59.065764.55.07.010.080894.55.58.011.01001085.06.59.011.014.01251335.06.51012.516.01501595.57.011.014.018.02002196.57.08.010.012.516.017.520.022.02502736.58.09.013.016.018.022.025.028.03003256.59.010.014.018.022.025.028.032.03503778.010.011.016.020.025.028.032.036.04004268.010.013.018.022.028.030.036.040.04504808.011.014.020.025.030.036.040.045.05005301013.016.020.028.032.040.045.050.05501013.0-25.028.036.040.050.055.06006301014.018.025.032.040.045.055.060.0 HG/T20553(II)SchXXS(Ia)系列规格（不锈钢）*近似取值* 公称直径 DN外径 mmSCH20S mmSCH30S mmSCH40S mmSCH60S mmSCH80S mmSCH100S mmSCH120S mmSCH140S mmSCH160S mm10142.53.015183.03.54.520253.04.06.025323.04.56.532383.55.06.540453.55.07.0505734.05.59.065764.55.07.010.080894.55.58.011.01001085.06.59.011.014.01251335.06.51012.516.01501595.57.011.014.018.02002196.57.08.010.012.516.017.520.022.02502736.58.09.013.012.518.022.025.028.03003256.59.010.014.012.522.025.028.032.03503778.010.010.016.012.525.028.032.036.04004268.010.010.018.012.528.030.036.040.04504808.011.010.020.012.530.036.040.045.05005301013.010.020.012.532.040.045.050.05501013.010.025.012.536.040.050.055.06006301014.010.025.012.540.045.055.060.0 SH3405-96SchXX系列规格(碳钢、合金钢) 公称直径 DN外径 mmSCH20 mmSCH30 mmSCH40 mmSCH60 mmSCH80 mmSCH100 mmSCH120 mmSCH140 mmSCH160 mm10172.53.515223.04.05.020273.04.05.525343.54.56.532423.55.06.540484.05.07.050603.54.05.05.57.08.565764.55.06.07.08.09.580894.55.56.57.59.011.01001145.06.07.08.511.014.01251405.06.58.09.513.016.01501685.56.57.09.511.014.018.02002196.57.08.010.013.015.018.020.024.02502736.58.09.513.015.018.022.025.028.03003256.58.510.014.017.022.025.028.034.03503568.09.511.015.019.024.028.032.036.04004068.09.513.017.022.026.032.036.040.04504578.011.014.019.024.030.035.040.045.05005089.513.015.020.026.032.038.045.050.05505599.513.0