... for some special materials . 1)Grade: 201(1Cr17Mn6Ni5n), 202(1Cr18Mn8Ni5N), 301(1Cr17Ni7), 302(1Cr18Ni9), 303(Y1Cr18Ni9), 303Se(Y1cR18Ni9Se), 304(0Cr19Ni9),304L ... .1~30mmx Width 20-2000 3) Surface: 2B, 2D, BA, NO.1, NO.4, HL, SL 4) Executed Standard: JIS, ASTM, GB ...