... 3mm, 159mm, 168mm, 219mm b)rectangular size:20 x 10, 23 x 11, 24 x 12, 25 x 13, 28 x ... 13, 30 x 15,20 x 10, 23 x 11, 24 x 12, 25 x 13, 28 x ... 13, 30 x 15, 34 x 22, 36 x 23,38 x 25, 40 x 20, 40 x 30,48 ... x 23,50 x 20,50 x 25,60 x30 ,60 x ... ) Thickness: ±0.05mm c) Length: ±5mm 5) Material of stainless steel: a) 304 (0cr18ni9, 0cr17ni8) b) 201 (1cr17mn6ni5n, 1cr13mn9ni1n) c) ...