... ,TK:6-530mm 5.Grade:200,300series CommodityStainless steel seamless pipeStandardJIS AISI ASTM GB DINBrand nameYXSSModel number304Steel Grade200serious ... SurfacePickled/polished(2Bsurface/mirror surface)Technical flowHot rolled ,cold drawnPacking standardWith plastic cap product both ends Plastic ... flat bar ,ss angle bar,channel steel ,square bar,heagon bar,bright rod,black bar,round tube,rectangular ...