Top Suppliers 8 Bolt 19.5 Rims - 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.
Product detail pictures:

Related Product Guide:
Our company insists all along the quality policy of product quality is base of enterprise survival; customer satisfaction is the staring point and ending of an enterprise; persistent improvement is eternal pursuit of staff and the consistent purpose of reputation first, customer first for Top Suppliers 8 Bolt 19.5 Rims - Hino Em100 Rear Wheel Bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: French, Nigeria, Germany, We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.

We are old friends, the company's product quality has been always very good and this time the price is also very cheap.
