用ＣＯ＿２＋Ｏ＿２混合气保护焊焊接球铁曲轴当曲轴轴颈磨损到不能按最后一级修理尺寸磨削时，采用堆焊方法修复使用，能大大降低运输成本。但堆焊方法有几种，究竟哪种方法最适用于钢曲轴，哪种方法最适用于球铁曲轴，则需要合理选择。我公司进行过多种试验，结果表明，... Welded ductile iron crankshaft with CO_2 + O_2 gas mixture When the crankshaft journal wear can not be ground to the last level of repair dimensions, the surfacing method is used to repair it, which can greatly reduce the transportation costs. However, there are several ways of surfacing, which method is most suitable for steel crankshaft, which method is most suitable for ductile iron crankshaft, you need a reasonable choice. My company conducted a variety of tests, the results show that ...