316L steel bar ; steel rod Diameter:4-350mm Length:6m/4m or as customer requirement . Surface :Black or Bright Specifiaction Descriptionsteel bar, steel round bar, steel bar, round bar,barMaterial201,202,304,304L,309S,310S,316,316L,316Ti,317L,321,347H,409,409L,410,410S,420,etcDiameterfrom 4mm to 350mmLength6m,4m or as your requirementApplicationSteel bar applies to petroleum, chemical industry, ...