OEM Supply Bolts For Wheel Bearing - heavy duty truck 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: What is the surface color?
Black phosphating, gray phosphating, Dacromet, electroplating, etc.
Q2: What is the annual production capacity of the factory?
About a million pcs of bolts.
Q3.What is your lead time？
45-50 days in general. Or please contact us for specific lead time.
Q4.Do you accept OEM order?
Yes, we accept OEM service for Customers.
Q5.What are your terms of delivery?
We can accept FOB,CIF,EXW,C AND F.
Q6.What is the payment way?
T/T,D/P,L/C
Q7.What is the term of payment?
30% deposit advance,70% balance payment before shipment.
Q8. 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
Product detail pictures:
Related Product Guide:
In the past few years, our business absorbed and digested advanced technologies both equally at home and abroad. In the meantime, our company staffs a group of experts devoted to your advancement of OEM Supply Bolts For Wheel Bearing - heavy duty truck wheel bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Swaziland, Burundi, Istanbul, Our products are exported worldwide. Our customers are always satisfied with our reliable quality, customer-oriented services and competitive prices. Our mission is to continue to earn your loyalty by dedicating our efforts to the constant improvement of our products and services in order to ensure the satisfaction of our end-users, customers, employees, suppliers and the worldwide communities in which we cooperate.
By Jane from Kuala Lumpur - 2018.11.02 11:11
With a positive attitude of regard the market, regard the custom, regard the science, the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
By Diego from Bangalore - 2018.12.10 19:03
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