... welded steel pipe Material:201,202,301,304,304L etc. O.D.:6~830mm Thickness:0.5-45mm Length:1.5~10metc stainless welded steel ... required.5.Surface finish : annealed , polished , bright6.Usage:Stainless Steel Seamless Pipe is for petroleum, chemical industry, pharmaceutical industry, food industry, boiler ... -5032*2-868*3-10140*3-20630*10-40 stainless welded steel pipe