Mouth of pipe Argonaut welding, Lincoln weld, narrow gap welding, longitudinal girth Argonaut welding, manually Argonaut welding and manually arc welding machine.

• 管口自动氩弧焊,埋弧自动焊,窄间隙焊机,纵环缝自动氩弧焊,手工氩弧焊,手工电焊机