Steel Billet 1),Grade:200 300 400Series Steel billet 2),standard:DIN ATSM AISI JIS 3),hot rolled;Q235 Q195,ISO Steel Billet1),Grade:200 300 400Series2 ... ' needs. Our main products are H beam steel, angle steel, round steel, steel billet, strip steel, gear steel, twisted steel, channel steel, etc. All these products are manufactured by ...