Q235B Spiral Steel Pipe for Oil

　Q235B Spiral Steel Pipe for Oil 　　Model NO.: OD325mm x 7mm x 12meters 　　Technique: SAW 　　Surface Treatment: Black 　　Section Shape: Round 　　Thickness: 7mm 　　Thickness Tolerance: +/- 0.25mm 　　Trademark: Shengtian 　　Origin: China 　　Type: Welded 　　Material: Carbon Steel 　　Usage: Pipeline Transport, Special Purpose, Oil/Gas Drilling, Machinery Industry, Construction & Decoration 　　out Dia.(Mm): Od325mm - See more at: http://www.strpipeline.com/product/spiral/280.html#sthash.IrnO3aGJ.dpuf