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总结了大直径水平固定管对接CO2气保焊一点定位焊的实践经验,分析了一点定位焊的成因及优点,改进了水平固定管对接的焊接技巧,提高了焊接过程的质量及效率。
The practical experience of large diameter horizontal pipe docking CO2 gas shielded welding spot welding is summarized. The reasons and advantages of one spot welding are analyzed. The welding skill of horizontal pipe butt welding is improved and the quality and efficiency of the welding process are improved.