ERW welded pipe

Hi -frequency welded pipe mill

Spiral welded pipe mill

Welded pipe mill

electric resistance weld(ERW) pipe

ERW pipe

ERW straight welded pipe

HF ERW pipe

longitudinal ERW pipe

610 mm welded pipe

arc welded pipe

arc-welded pipe

austenitic stainless steel welded pipe

branch pipe welded directly to the run pipe

butt welded pipe

butt-welded pipe

conical spiral welded pipe

Corrugated oval welded pipe

cracks on welded pipe