... 2.Surface:cold drawing and hot rolled 3.Standard:JIS, ASTM, AISI, DI AISI 201 Stainless steel bar Stainless steel is a ... production which not easy rust,acid resistance and corrosion resistance, so it ... stainless steel products, including stainless steel seamless pipes,stainless steel bar and stainless steel sheet. The material have 201,202,301, 309 ...