... , AISI, ASTM, GB 3.Grade: 200 series ,300series , 400series 1.stainless steel bars2.Standard: JIS, AISI, ASTM, GB 3.Grade: 200 series ... export8.application:widely used in the areas as ss fasteners , chains , kitchen and sanitary wares ,furniture handles , handrails , electroplating and electrolyzing ...