Standard: A. Domestic: GB/T B. Foreign:ASTM A554, JISG3446, CNS G3119 1) Material: 201, 202, 304, 304L, 316, 316L And Etc. 2) Dimensions: OD: 9mm ¨C 114mm£¨attention To The Chart£© Wall Thickness: 0.3mm To 3.0mm £¨attention To The Chart ...Read More