Spiral steel pipe is not stainless steel tube, not the alloy steel pipe, time is long, th...
Pipe welding generally refers to a set of professional skills used for the joining of pieces of...
Differences between spiral welded steel pipe and longitudinal welded pipe are many to be f...
Spiral welded pipe production by submerged arc method is based on using tandem welding ...
Dear distinguished customers, colleagues and friends, Trickling summed up a magnifice...
1, clean Used solvent, emulsion clean steel appearance, to get to remove oil, grease, dust, smooth...
Handling vehicle requirements of sawh steel pipe : 1, State regulations spiral steel pipe bul...
Molding method for manufacturing large diameter lsaw steel pipe are UOE molding method, a row o...
API SPEC 5L line pipe production process is divided into seamless steel pipe, ERW steel p...
There are usually two heating products for the pipe billet of the welded steel pipe, including ...
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