表3-1 奥氏体不锈钢无缝钢管公称直径DN101520253240506580100125150200250300350400450500550600外径mm172227344248607611414016821927332535057508559610SCH5smmkg/m1.20.471.60.821.61.021.61.301.61.621.61.861.62.342.03.702.04.362.05.612..622.811.582.815.153.523.614.032.134.035.244.545.22SCH10smmkg/m1.60.622.01.002.01.252.82.192.82.752.83.172.84.013.05.483.06.463.08.333.511.963.514.414.021.534.026.934.536.105.043.935.050.18壁厚及理论质量SCH20smmkg/m2.00.752.51.222.51.533.02.333.02.933.03.383.54.953.56.354.08.514.011.015.016.905.020.406.534.576.543.366.551.82SCH40smmkg/m2.50.913.01.433.01.803.52.673.53.374.04.414.05.615.58.5.511.506.016.226.521.727.028.218.042.259.562.669.575.02SCH80smmkg/m3.21.114.01.804.02.304.53.325.04.635.05.385.57.507.012.097.515.308.522.459.531.0311.043.2313.067.0315.096.8717.0131.06SCH20mmkg/mSCH30mmkg/m壁厚及理论质量SCH40mmkg/m2.50.3.01.413.01.783.52.633.53.334.04.344.05.525.08.755.511.336.015.986.521.407.027.798.041.639.561.7310.077.6811.093.5813.0125.9914.0152.9415.0182.3617.0227.2218.0262.78SCH60mm3.54.54.55.05.05.56.56.56.58.08.08.09.59.59.54.887.939.3813.4416.6520.0434.02.7251.0568.6578.5288.58116.78128.73140.686.57.08.08.59.59.511.013.013.014.025.36.6052.2866.3481.1792.120.98158.69175.04205.765.06.06.57.08.09.510.013.014.015.017.019.020.022.025.0注：①公称壁厚超过SCH80s的不锈钢管按表3-2选用
②粗实线以下的数据已超过我国现行的钢管标准的规格范围
表3-2 碳素钢、合金钢无缝钢管
公称外径直径mmDN101715222027253432424048506065768010011412514015016820021925027330032535035004050457500508550559600610SCH20mmkg/mSCH30mmkg/m3.54.884.57.934.59.385.013.445.016.655.520.046.534.066.542.726.551.058.068.658.078.528.088.5.5116.7.5128.739.5140.686.57.08.08.59.59.511.013.013.014.025.36.6052.2866.3481.1792.120.98158.69175.04205.76壁厚及理论质量SCH40mmkg/m2.50.3.01.413.01.783.52.633.53.334.04.344.05.525.08.755.511.336.015.986.521.407.027.798.041.639.561.7310.077.6811.093.5813.0125.9914.0152.9415.0182.3617.0227.2218.0262.78SCH60mmkg/m5.06.06.57.08.09.510.013.014.015.017.019.020.022.025.06.7810.3613.2218.4726.0437.1351.5483.35107.37126.14163.08205.22240.68291.33360.65SCH80mmkg/m3.51.174.01.784.02.274.53.275.04.565.05.305.57.397.011.917.515.078.522.119.530.5711.042.5913.066.0415.095.4317.0129.1219.0157.9022.0208.3324.0256.2726.0309.0428.0366.32.0456.11SCH100mmkg/mSCH120mmkg/m壁厚及理论质量SCH140mmkg/mSCH160mm5.05.56.56.57.08.59.511.014.016.018.024.028.034.036.040.045.050.054.060.015.018.022.024.026.030.032.035.038.075.46113.191.38196.49243.315.375.62452.26536.017.08.09.011.013.014.018.022.025.028.032.035.038.042.045.09.1513.4217.7627.9440.7153.17.22136.17184.95226.48295.133.23440.43535.47626.9820.025.028.032.036.040.045.048.052.098.15152.205.07255.67328.47411.33513.79604.86715.53表3-2 碳素钢、合金钢无缝钢管
壁厚及理论质量
SCH60kg/mSCH80mmkg/m3.51.174.01.784.02.274.53.275.04.565.05.305.57.397.011.917.515.078.522.119.530.5711.042.5913.066.0415.095.4317.0129.1219.0157.9022.0208.3324.0256.2726.0309.0428.0366.32.0456.11SCH100mmkg/mSCH120mmkg/m壁厚及理论质量SCH140mmkg/mSCH160mmkg/m5.05.56.56.57.08.59.511.014.016.018.024.028.034.036.040.045.050.054.060.02.102.924.415.697.0810.7915.5821.1634.5248.9366.58115.41169.17244.00284.08361.02457.205.71672.48813.79XXSkg/m2.683.755.557.9.3713.2921.4027.3740.6656.6979.21111.17152.191.71mm7.58.09.010.010.011.014.015.017.019.022.023.025.026.06.7810.3613.2218.4726.0437.1351.5483.35107.37126.14163.08205.22240.68291.33360.6515.018.022.024.026.030.032.035.038.075.46113.191.38196.49243.315.375.62452.26536.017.08.09.011.013.014.018.022.025.028.032.035.038.042.045.09.1513.4217.7627.9440.7153.17.22136.17184.95226.48295.133.23440.43535.47626.9820.025.028.032.036.040.045.048.052.098.15152.205.07255.67328.47411.33513.79604.86715.53壁厚及理论质量
SCH160kg/m2.102.924.415.697.0810.7915.5821.1634.5248.9366.58115.41169.17244.00284.08361.02457.205.71672.48813.79mm7.58.09.010.010.011.014.015.017.019.022.023.025.026.0XXSkg/m2.683.755.557.9.3713.2921.4027.3740.6656.6979.21111.17152.191.71
