... River Bridge, featured with following information: 1) National steel structure qualification class B 2) Overseas engineering qualification 3) ... ASTM DIN JIS ISOMaterialSteel Plate, Hot Rolled Steel Section, Stainless Steel etc.Material QualityS355,S275,S235,Q235,Q345,Q390 ... A125,ISO 4986Application Fields:Brige,Mining,or other fields Steel tower saddle casting for Harbin 3rd Western Ring Songhua River ...