... , 304L, 201, 316, 316L etc. 2. Diameter: 3-400MM AISI 904L stainless steel round bar1.grade: 201 ,202 ,301,302,303,304,304L ... ,310,316,316L,320,321,410,420,etc.2.diameter:3mm ... contact me if you have any requirements of them . standard AISI , ASTAM , JIS , ER , GB , DIN , ISO grade 201,202,301 ...