Alloy Steel Plate for Structure May. 14, 2009 21:36:29
grade Q420( A, B, C, D, E) , Q460( C, D, E) , Q500( D, E) , Q550( D, E) , Q620( D, E) , Q690( D, E) , S M490( A, B, C) ,
Standards and certification: GB, , YB, ASME, ASTM, ASME, JIS, DIN, NF, BS, EN, ISO, TUV, ....
See more »HENAN HZZ IRON & STEEL CO , LTD is a foreign trade company relying on WuYang heavy steel plates resources. our company is located in zhengzhou of the province of henan, which have easily accessible....