Standards: JIS AISI ASTM DIN EN Material: 201,202,301,304,304L,310S,316,316L,321,410,431,17 providing products with others s Shape: RoundGrade: 301,304,304L,310S,316,316L,321,410,431,etcSurface: Black and Brightproviding products with others specifications upon customers' request Stainless Steel Round Bar