Surface treatment
Plain, ZincPlated(Clear/Blue/Yellow/Black), black oxide, H.D.G,
Material
carbon steel, alloy steel, stainless steel
Grade
Class 4,5,8,10,12;Grade 2 ,Grade 5,Grade 8:304,316
Certificate
ISO9001:2008/TS16949 S G S, CTI, ROHS
Application
Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy