vertical position of welding ; vertical position
... vertical down welding向下立焊 vertical position of welding立焊位置 vertical up welding向上立焊 ...
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采用药芯焊丝对奥氏体不锈钢管道进行打底焊接，MAG焊填充及盖面焊，立向上的水平固定全位置焊接。
Flux-cored wire is applied to the austenitic stainless steel pipe by back weld, MAG for the filling and cosmetic weld, at horizontal fixed round welding vertically up.
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