... bright 316 stainless steel round barApplication:Stainless steel bar applies to petroleum, ... chemical industry,electric power, boiler, high temperature resistant, low temperature resistant, corrosion resistant seamless steel pipe used. 1. Grade: AISI ... 316L,316,310S,310,303,304,317,321 AISI 410,420,430,430F,4031,416 AISI 201,Y201Cu,2022.Starndard: ASTM,JIS ...