China Hollow Carbon Steel Pipe A106 Schedule 40 Spiral Welded SA106B SA106C 20G

Hollow Carbon Steel Pipe A106 Schedule 40 Spiral Welded SA106B SA106C 20G

Technique: Hot Rolled,Cold Rolled,Other,galvanized
Type: Steel Plate
Standard: ASTM,GB,AISI,JIS,DIN
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