... ; ISO/TS 16949 Materials:301 ,302,303,303se ... steel,including stainless steel, tool steel, die steel,bearing steel,etc. And in shapes, we provide steel round bar, steel square bar,steel flat bar, steel plate, steel sheet, steel coil, steel wire, ans steel ... Co., Ltd. Established in 2005;Sichuan Liaofu Special steel Trading Co.,Ltd.is located in Liangli Steel City,the biggest electromechanical and steel ...