... - 12mm x 25mm - 120mm 3. ISO , BV , GSG 312 Stainless Steel Flat Bar 1. grade: 201 , 202 , 301 , 302 , 303 , 303Cu , 304 ... , GB , DIN ,EN4.surface: bright , pickled , black5..ISO , GSG , BV . We are direct manufacturer specialized in stainless steel , such as ss round ... bar , ss angle bar , ss flat bar , ss angle bar , ss ...