OEM/ODM Factory Semi Truck Wheel Stud Size - Hino Em100 Rear Wheel 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 |
FAQ
Q1. how is your production management and quality control system?
A:There are three testing process to ensure product quality.
B:Products 100% detection
C:The first test: raw materials
D:The second test: semi-finished products
E:The third test: the finished product
Q2. Can your factory print our brand on the product?
Yes. Customers need to provide us a logo usage authorization letter to allow us to print customer’s logo on the products.
Q3. Is your factory able to design our own package and help us in market planning?
Our factory has more than 20 years experience to deal with package box with customers’ own logo.
We have a design team and a marketing plan design Team to service our customers for this
Q4. Can you help to ship the goods?
YES. We can help to ship the goods through customer forwarder or our forwarder.
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Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for OEM/ODM Factory Semi Truck Wheel Stud Size - Hino Em100 Rear Wheel Bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Ecuador, Malawi, Ukraine, Our mission is "Provide Products with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!
By Maureen from Jersey - 2018.09.29 17:23
The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
By June from Morocco - 2017.11.01 17:04