Factory source 4 Bolt Hub And Spindle - 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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The organization keeps on the procedure concept scientific management, high quality and efficiency primacy, purchaser supreme for Factory source 4 Bolt Hub And Spindle - Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Myanmar, Sevilla, Adelaide, We hope we can establish long-term cooperation with all of the customers, and hope we can improve competitiveness and achieve the win-win situation together with the customers. We sincerely welcome the customers from all over the world to contact us for anything you need to have!Welcome all customers both at home and abroad to visit our factory. We hope to have win-win business relationships with you, and create a better tomorrow.

This company has the idea of better quality, lower processing costs, prices are more reasonable, so they have competitive product quality and price, that's the main reason we chose to cooperate.
