Q235b Giant Diameter Spiral Steel Pipe On Sale
Naylor Spiral Buttweld Pipe is manufactured in accordance with ASTM A-139; ASTM A-252. The power of the spiral welded pipe is usually increased than straight seam welded pipe, and can adopt a slim billet to produce bigger diameter welded pipes, and it may well also use the billet with the same width to provide the … Continue reading Q235b Giant Diameter Spiral Steel Pipe On Sale
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