... Stainless Steel Round Bar Diameter: 3-400mm Length:1000-12000mm Standard: ASTM,AISI 304 Stainless Steel Round Bar (stainless ... channel bar , hexagon bar , square bar .)1.Grade:201,202,301,302,303,304,304L,308,309,310 ... 3.Surface:bright , black , pickeled & bright .4.Length: no more than 6 m .5.Packing: according ... standard AISI , JIS , ER , GB , ASTM , etc. grade 201,201,301,302,303,304,304l,308,309,310 ...