1)Products: Stainless steel pipe 2)Grade: AISI 304, AISI 201, AISI 202, AISI 301, AISI 430 3)Standard: ASTM A554, ... ISO9000 Products name: Stainless steel pipe,hand rail pipe,201 stainless steel pipesProduct range:Round tube: O. D. Form 9 ... )Polishing: 400 grit, 600 grit, 240 grit, HL, 2B, BA 201 stainless steel pipe