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1、焊接鋼管單位重量表外徑(毫米)壁??厚（毫米）1.01.21.41.51.61.82.02.22.52.83.03.23.53.84.04.24.54.85.05.5220.5180.6160.7100.7580.8060.8950.986 (23)0.5430.6450.7450.7950.8460.9401.0401.1301.260240.5670.6740.779(0.832)0.885(0.984)(1.090)(1.180)(1.330)250.5920.7030.8130.8690.9251.0301.1301.2401.390(26)0.6170.7340.8490.9060
2、.9631.0741.1801.2911.450(27)0.6410.7620.8820.9431.0001.1201.2301.3401.510280.6660.7920.916(0.980)1.040(1.160)(1.280)(1.400)(1.570)290.6910.8230.9511.0201.0761.2201.3301.4701.640300.7150.8510.986(1.050)1.120(1.260)(1.380)(1.510)(1.700)(31)0.7400.8811.0211.0901.1521.2961.4301.5621.76032 0.9101.0531.13
3、01.2001.3401.4801.6201.82033 0.9411.0911.1701.2381.3851.5301.671(1.880)(34) 0.9681.1221.2001.2801.4301.5801.7201.940(35) 0.9981.1591.2401.3201.4701.6301.7802.000(36) 1.0271.1921.2801.3601.5201.6801.8302.070(37) 1.0591.2291.3101.3961.5621.7301.8872.13038 1.0871.2601.3501.4401.6101.7801.9402.190(39)1.
4、291.391.471.651.821.992.26 401.331.421.521.691.872.05(2.13) (41)1.361.461.551.741.922.102.37 421.411.501.601.791.972.162.44 431.431.541.631.822.022.212.50 44.51.481.591.651.882.102.292.592.893.07 451.511.611.711.912.122.322.622.913.11 (46)1.541.651.751.96
5、2.172.372.68 (47)1.571.681.792.002.222.432.74 (48)1.611.721.832.052.272.482.813.113.33 3.84 511.711.831.962.182.422.642.993.323.553.794.10 531.781.912.032.272.512.763.113.463.703.944.27 (54)1.821.942.072.312.562.813.183.533.774.024.36 571.922.052.182.452.712.973.363.744.004
6、.254.62 602.022.162.312.582.863.133.553.944.224.494.83 63.52.142.292.442.733.033.323.764.194.484.755.18 702.372.532.703.023.353.684.164.634.965.285.74 7.88762.572.762.943.293.654.004.535.025.405.756.266.767.107.437.9383 3.604.004.374.965.525.926.316.867.427.798.168.71 89 4.294.705.3
7、35.946.366.777.387.988.388.789.389.96 95 4.595.025.706.366.817.267.908.54 102 4.935.406.136.847.327.818.509.209.6710.1210.8211.5011.96108 7.778.299.029.7610.26 114 8.218.479
