The fracture during ER70S-6 wire rod drawing of gas shield welding wire steel is analysed.
对ER70S - 6气保焊丝钢在拉拔过程中的断裂问题进行分析。
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The results show that adopting CO2 gas protective welding instead of electrode welding rod can increase the efficiency of ensuring welding quality, which can also bring better economical benefit.