OEM Customized Trailer Hub Lug Bolts - 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:
"Based on domestic market and expand overseas business" is our improvement strategy for OEM Customized Trailer Hub Lug Bolts - heavy duty truck wheel bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: US, Bulgaria, Pakistan, With a fully integrated operation system, our company has won a good fame for our high quality goods, reasonable prices and good services. Meanwhile, we have established a strict quality management system conducted in material incoming, processing and delivery. Abiding by the principle of "Credit first and customer supremacy", we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future.
By May from Paraguay - 2018.06.12 16:22
The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
By John from Madras - 2017.12.31 14:53
