OEM Customized Trailer Hub Lug Bolts - 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:
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Our company promises all buyers of the first-class products and solutions as well as most satisfying post-sale support. We warmly welcome our regular and new shoppers to join us for OEM Customized Trailer Hub Lug Bolts - Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Jakarta, America, Spain, Our Company policy is quality first, to be better and stronger, sustainable development . Our pursuit goals is for society, customers, employees, partners and enterprises to seek reasonable benefit. We aspirate to do cooperate with all different the auto parts manufacturers, repair shop, auto peer , then create a beautiful future! Thank you for taking time to browse our website and we would welcome any suggestions you may have that can help us to improve our site.
The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.





