8 Year Exporter Bolt On Trailer Spindle And Hub – Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG Detail:
Product description
Hub bolts are high-strength bolts that connect vehicles to the wheels. The connection location is the hub unit bearing of the wheel! Generally, class 10.9 is used for mini-medium vehicles, class 12.9 is used for large-sized vehicles! The structure of the hub bolt is generally a knurled key file and a threaded file! And a hat head! Most of the T-shaped head wheel bolts are above 8.8 grade, which bears the large torsion connection between the car wheel and the axle! Most of the double-headed wheel bolts are above grade 4.8, which bear the lighter torsion connection between the outer wheel hub shell and the tire.
Our Hub bolt quality standard
10.9 hub bolt
| hardness | 36-38HRC |
| tensile strength | ≥ 1140MPa |
| Ultimate Tensile Load | ≥ 346000N |
| Chemical Composition | C:0.37-0.44 Si:0.17-0.37 Mn:0.50-0.80 Cr:0.80-1.10 |
12.9 hub bolt
| hardness | 39-42HRC |
| tensile strength | ≥ 1320MPa |
| Ultimate Tensile Load | ≥406000N |
| Chemical Composition | C:0.32-0.40 Si:0.17-0.37 Mn:0.40-0.70 Cr:0.15-0.25 |
General information
1.Packing: Packed in 5 pcs per color box.50 pcs per big netural carton
2.Transportation: By sea
3.Delivery: Delivered within 50 days after confirming production.
4.Samples: Usually can produce as per samples customers offered, and can also send samples to customers to check before delivery.
5.After sale: If quality problem, we will be in charge of it and help to solve the problem. But till now ,our quality can be guranteed, never appear problem.
6.Payment: 30% for deposit by TT,70% will be paid before loading by TT
7.Certification: Passed IATF16949 quality management system certification
Product detail pictures:
Related Product Guide:
Sticking for the perception of Creating products of top quality and producing friends with people today from all around the world, we constantly place the desire of shoppers to start with for 8 Year Exporter Bolt On Trailer Spindle And Hub – Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Pakistan, Egypt, Netherlands, By continuous innovation, we will present you with more valuable items and services, and also make a contribution for the development of the automobile industry at home and abroad. Both domestic and foreign merchants are strongly welcomed to join us to grow together.
Adhering to the business principle of mutual benefits, we have a happy and successful transaction, we think we will be the best business partner.




