Welded steel pipe
Stardands:GB, ASTM,JIS, EN,BS
Specification:1/2''---10'' *0.5mm----10mm
Steel grade:SPHC,08AL, HG5 Q195-Q23
Specifications of welded steel tubes:1/2''---10'' *0.5mm----10mm
Steel grade:SPHC,08AL, HG5 Q195-Q235
Stardands:GB, ASTM,JIS, EN,BS
Packing: as your request
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