... :round/angel/ellipse/hexagon/channel/square/flat bar, 2.Grade:200,300,400series.Supply Stainless Steel (Iron) Bar with various specification,material,competive ... engineer will send you our best quotation soon.Stainless Steel Bar:Features:1.Standards:GB AISI2.Grade:200Series-201,202, ... 400Series-410,416,420,420F,430,430F.3.Shape:Round,Square,Angle,Flat,Hexagonal.4.Surface:Brightness,Polished,Turn smooth( ...