This method electric arc clear, when welding operates simply, It is not easy to appear the blowhole, the entrapped slag, and so on welds the fl...

• 这种方法电弧清晰,焊接时操作简单,不易出现气孔、夹渣、未焊透等焊后缺陷,同时由于线容量小,因此热影响区小,变形及裂纹倾向小。