stainless steel pipe 304 grade Material:201,202,301,304,304L etc. O.D.:6~ ... Thickness:0.5-45mm Length:1.5~10metc stainless steel pipe 304 grade1.Material:201, 202, 301(1Cr17Ni17) , 304(0Cr18Ni9) ,304L ... .5.Surface finish : annealed , polished , bright6.Usage:Stainless Steel Seamless Pipe is for petroleum, chemical industry, pharmaceutical industry, food industry, boiler ...