Item: Fasteners (Bolts & Nuts & Washers)
Usage: Connection
Material:Q345, Q235, 45#, 20#, 40Cr, 35Cr,Spring Steel
Type: 4.8, 6.6, 8.8 , 10.9 Grade
Welding Standard: GBT Standard
Surface Treatment: Hot-Dip Galvanized 
Certificate: ISO 9000-2008 ISO 14001
Capacity: 3000 Ton per Month 
Payment Terms: By Negotiation