stainless steel welded pipe,high quality,competitive price,good aftersales service,etc., Quick ... nickel content, ASTM A554 standard surface finishing:mirror or grit600 stainless steel welded pipe: Features:1) Sizes:OD(mm) 9.5, 12.7 ... OD: ±0.2mm Thickness: ±0.05mm Length: ±5mm5) Material of stainless steel: 304 (0cr18ni9, 0cr17ni8) 201 (1cr17mn6ni5n, 1cr13mn9ni1n) Customers' request is available6 ...