张家口45平方软铜绞线规格标准我厂生产的软铜绞线与多个电炉厂家合作，作为水冷电缆的导体材料深受广大广大客户的认可。软铜绞线【http:///product/ruantongjiaoxian-ml】的主要的产品标准按（GB12970.2-91）；软铜绞线的型号为：TJRX1-TJR1-1型软铜绞线；TJR2-2型软铜绞线；TJR3-3型软铜绞线；TJRX1-TJRX1-1型镀锡软铜绞线；TJRX2-2型镀锡软铜墙铁壁绞线；TJRX1-TJRX3-3型镀锡软铜绞线。绞向：软铜绞线外层的绞向为右，除非供需双方另有协议，相邻层的绞向应相反。绞合应紧密整齐，不得有断股和缺股。TJR1及TJX1型软铜绞线的结构符合表NO.1的规定。TJR2及JRX2型软铜绞线的结构符合表NO.2的规定。TJR3及JRX3型软铜绞线的结构符合表NO.3的规定。表中有括号的规格为不推荐规格。用户如有特殊要求，欢迎与本公司直接洽谈。电气装备及电机电气水冷电缆用软铜绞线规格要求：标称截面mm2计算截面mm2结构计算外径mm20℃直流电阻,Ω/km不大于计算重量Kg/km单线总数股数×根数/单线标称直径，mmTJR1TJRX10.10.10299/0.120.441761790.940.120.12477/0.150.451451471.150.160.15999/0.150.561131151.470.20.1941111/0.150.6092.994.41.800.250.2471414/0.150.6872.974.12.290.30.3001717/0.150.7460.361.32.800.40.4081313/0.200.8644.244.93.790.50.5031616/0.200.9636.036.64.700.630.6282020/0.201.0528.829.35.860.750.7542424/0.201.1424.024.47.041.001.013232/0.201.3017.918.29.431.601.573232/0.251.6311.511.714.72.001.964040/0.251.829.249.3918.32.52.41497×7/0.252.257.587.8222.74.03.94497×7/0.322.884.6437.16.36.16497×7/0.403.602.9758.01010.01497×7/0.514.591.8394.31615.84847×12/0.496.141.161502525.0813319×7/0.497.350.7362393535.1413319×7/0.588.700.5253344040.1513319×7/0.629.300.4593825048.3013319×7/0.6810.200.3824596362.7218927×7/0.6512.000.2945978078.2025937×7/0.6213.020.2367449594.0625937×7/0.6814.280.19689510099.6825937×7/0.7014.700.185948120117.6732427×12/0.6817.390.1571119125124.6932427×12/0.7017.900.1481186160162.8632427×12/0.8020.200.1131549185183.8532427×12/0.8521.740.1001749200196.1544437×12/0.7521.800.0941866250251.9544437×12/0.8524.720.07322397315310.5870337×19/0.7526.250.05942954400398.9270337×19/0.8529.750.04623795500498.3070337×19/0.9533.250.0374740630627.1115961×19/0.8337.350.02945965800804.3115961×19/0.9442.300.0229765110001003.6115961×19/1.0547.250.01849547)