For pressure piping and small size pressure vessel,the process of automatic pulse GMAW is an ideal substitute for the traditional process of GTAW with SMAW to cover weld face.

• 在压力管道和小规格的压力容器的焊接方面,自动脉冲气保焊单面焊双面成形工艺是传统的氩弧焊打底焊条电弧焊盖面工艺的比较理想的替代方法。