OEM Customized Trailer Hub Lug Bolts - Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG

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Quality comes first; service is foremost; business is cooperation" is our business philosophy which is constantly observed and pursued by our company for Leaf Spring Hanger Brackets, Leaf Spring Hangers, Trailer Jack U Bolts, Our company eagerly looks ahead to setting up long-term and pleasant small business partner associations with customers and businessmen from everywhere in the entire world.
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


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OEM Customized Trailer Hub Lug Bolts - Japanese Trucks NKR Hub Bolt factory wholesale – JINQIANG detail pictures


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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation 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: Manchester, Philadelphia, Argentina, Our staffs are rich in experience and trained strictly, with professional knowledge, with energy and always respect their customers as the No. 1, and promise to do their best to provide the effective and individual service for customers. The Company pays attention to maintaining and developing the long-term cooperation relationship with the customers. We promise, as your ideal partner, we will develop a bright future and enjoy the satisfying fruit together with you, with persisting zeal, endless energy and forward spirit.
  • Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By Lindsay from India - 2018.06.05 13:10
    The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
    5 Stars By Laurel from British - 2018.11.11 19:52
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