Bolt and nut

Product range:

Lock bolt and nut, 10.9 and 12.9 high tensile heavy truck hub bolt and nut,
Track bolt, Segment bolt, Track link pin and Plow bolt, Standard fastener.

Cold forging range: M8~M20, maxlength 178mm;

Hot forging range: M8~M39, maxlength 100mm for M8, maxlength 300mm for M39;

1) Material:

different kinds of carbon steel.

2) Main equipment:

large tonnage forging press, automatic multi duty cold forging machines, heat treatment lines CNC lathe,
automatic lathe, hand lathe grinder, thread rolling, machine, tapping drilling machine, etc.

3) Test equipments:

spectral analyzer, multifunctional material tester, metallographic microscope, salt spraying tester, rockwell
hardness tester, magnetic particle flaw detectors, etc.

4) Surface treatment:

polishing, zinc plating, nickel plating or chrome plating, phosphating, Black anodization, etc.

Packaging & Delivery

Packaging Detail: carton (carton size: according to different commodities)/by customer's requirements.

Delivery Detail: according to customer's requirments.