药芯焊丝自保护半自动焊焊接工艺研究

Research for Flux-cored Wire Self-shielded Semiautomatic Welding

通过对规格为D630mm× 1 0mm、根据GB71 1 1 - 1 997标准生产的L360螺旋埋弧焊钢管进行药芯焊丝自保护半自动焊焊接工艺技术的试验研究 ,制定了合理的焊接工艺参数、焊接方法 ,并提出了焊接过程中应注意的事项及相应的技术措施。药芯焊丝自保护半自动焊是一种易于掌握、高质量。

By researching for flux-cored wire self-shielded semiautomatic welding on a D630×10 mm L360 spiral submerged arc welded pipe produced according to GB711.1-1997 standard,the writer gave the reasonable welding process parameters,welding method,cautions &corresponding technical measure.The flux-cored wire self-shielded semiautomatic welding technique is a easy,high quality &high efficient welding method.