1.Material:201,301,304,316L,430,etc 2.OD:6mm-159mm ... :0.3-3.0mm 4.Surface:Mirror,Satin/HL 1.Material:201,301,304,316L,430,etc 2.OD:6mm-159mm ... pressure test, crystal rot test, heat treatment, NDT Chemical Composition of Material MaterialComposition201202304316430C≤0.15≤0.15≤0.08≤0.08≤0 ...