0.50.60.81.01.21.41.61.82.02.32.61.51.71.92.22.4系列1系列2系列310.20.1200.1420.1850.227 0.2660.3040.3220.3390.3560.3730.3890.4040.4340.4480.4620.487120.1420.1690.2210.2710.3200.3660.388 0.4100.4320.4530.4730.4390.5320.5500.5680.60312.70.1500.1790.2350.2890.3400.390.4140.4380.4610.4840.5060.5280.570.590.610.64813.50.160.1910.2510.3080.3640.4180.4440.470.4950.5190.5440.5670.6130.6350.6570.699140.1660.1980.260.3210.3790.4350.4620.4890.5160.5420.5670.5920.640.6640.6870.731160.1910.2880.30.370.4380.5040.5360.5680.60.630.6610.6910.7490.7770.8050.85917.20.2050.2460.3240.40.4740.5460.5810.6160.650.6840.7170.750.8140.8450.8760.936180.2160.2570.3390.4190.4970.5730.610.6470.6830.7190.7540.7890.8570.8910.9230.987190.2280.2720.3590.4440.5270.6080.6470.6870.7250.7640.8010.8380.9110.9470.9831.05200.240.2870.3790.4690.5560.6420.6840.7260.7670.8080.8480.8880.96611.041.1221.30.2560.3060.4040.5010.5950.6870.7320.7770.8220.8660.9090.9521.041.081.121.2220.2650.3170.4180.5180.6160.7110.7580.8050.8510.8970.9420.9861.071.121.161.24250.3020.3610.4770.5920.7040.8150.8690.9230.9771.031.0821.131.241.291.341.4425.40.3070.3670.4850.6020.7160.8290.8840.9390.9941.051.11.151.261.311.361.4626.90.3260.3890.5150.6390.7610.880.940.9981.061.111.171.231.341.41.451.56300.3640.4350.5760.7150.8520.9871.051.121.191.251.321.381.511.571.631.7631.80.3860.4620.6120.760.9061.051.121.191.261.331.41.471.611.671.741.87320.3880.4650.6160.7650.9111.061.131.21.271.341.411.481.621.681.751.8933.70.4090.490.6490.8060.9521.121.191.271.341.421.491.561.711.781.851.99350.4250.5090.6750.8381.0001.161.241.321.41.471.551.631.781.851.932.08380.4620.5530.7340.9121.0901.261.351.441.521.611.691.781.942.022.112.27400.4870.5830.7730.9621.1501.331.421.521.611.71.791.872.052.142.232.4普通焊接钢管尺寸及单位长度理论重量壁厚/mm单位长度理论重量/（KG/M）系列系列1系列2外径/mm3.2 3.6 4.0 4.5 5.0 5.4 5.6 6.3 3.43.84.37 4.78 5.16 5.56 6.02 6.35系列1系列2系列310.2 1212.713.514161.011.061.11.1417.21.11.151.211.26181.171.221.281....
