1.Description:SS seamless pipe 2.Standard AISI, ASTM,EN. 3.Finish:2B/mirror 4. ... .8-15mm,TK:6-530mm 5.Grade:200,300series CommodityStainless steel seamless pipeStandardJIS AISI ASTM GB DINBrand nameYXSSModel number201Steel Grade200serious 300serious ... steel ,square bar,heagon bar,bright rod,black bar,round tube,rectangular tube and so on . ASTM 304L High pressure steel profiles stainless steel pipe ...