China OEM Semi Trailer Wheel Studs - European Trucks Hub Bolt and nut – 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 |
FAQ
Q1: How many people in your company?
More than 200 people.
Q2: What else products you can make without wheel bolt?
Almost all kinds of truck parts we can make for you. Brake pads, center bolt, U bolt, steel plate pin, Truck Parts Repair Kits, casting, bearing and so on.
Q3: Do you have an International Certificate of Qualification?
Our company has obtained the 16949 quality inspection certificate, passed international quality management system certification and always adhere to automotive standards of GB/T3098.1-2000.
Q4: Can products be made to order?
Welcome to send drawings or samples to order.
Q5: How much space does your factory occupy?
It’s 23310 square meters.
Q6: What is the contact information?
Wechat, whatsapp, E-mail, mobile phone, Alibaba, website.
Q7: What kind of materials are there?
10.9,12.9.
Product detail pictures:

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we are able to provide good quality items, aggressive rate and best shopper assistance. Our destination is You come here with difficulty and we provide you with a smile to take away for China OEM Semi Trailer Wheel Studs - European Trucks Hub Bolt and nut – JINQIANG , The product will supply to all over the world, such as: Bahamas, Liberia, New Orleans, With the development and enlargement of mass clients abroad, now we have set up cooperative relationships with many major brands. We have our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the quality first, customer first, We are provideing high-quality, low-cost products and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.

The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
