316L stainless steel bar .Diameter: from 4mm to 350mm .Length: 6m,4m or as your requirement Surface: black, 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, ...