place of origin
Shanghai, China
Product name
ASTM A325 grade 8.8 hot dip galvanized heavy hex bolt and nut
Surface treatment
Plain, ZincPlated(Clear/Blue/Yellow/Black), black oxide, H.D.G,
standard
DIN & ANSI & JIS & IFI
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
Application
Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy