SS400+B Alloy Steel Billet 3sp 5sp 1),Grade:200 300 400Series 2),standard:DIN ATSM AISI ... 3),hot rolled;Q235 Q195,ISO SS400+B Alloy Steel Billet 3sp 5sp1),Grade:200 300 400Series2),standard:DIN ATSM ... products are H beam steel, angle steel, round steel, steel billet, strip steel, gear steel, twisted steel, channel steel, etc. ... Phone: 13963400909Fax: 86-0634-6461613 SS400+B Alloy Steel Billet 3sp 5sp