Grade

4.8 & 5.8 & 6.8 & 8.8 & 10.9 & 12.9

Material

Carbon Steel ,Alloy Steel,Stainless Steel ,Aluminum, Copper

Surface Treatment

Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated. C leanout,Dacromet

Process

Cold Forging,roll-threading ,Hot Forging,Machining

Applications

Machinery, Chemical Industry, Environmental, Building

HS code

7318150000