Factory Supply Hub Lug Bolts - Mack Hub Bolt 4.5 inch 122mm 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 finishing of truck hub bolt?
We have grey phosphated, black phosphated, dacromet, Galvanized
Q2 what is your company’s products?
Our products include truck hub bolt, center bolt, u bolt, spring pin, bracket/clamp, bearing all kind of truck prats.
Q3 what is your delivery time?
If stock good, we will delivery within 10 working days. For a customized order, 30-45 days.
Q4 how many employees of your company?
We have more than 300 employees.
Q5 what is nearest port?
Our port is Xiamen.
Q6 what kind of packing of your products?
It depends on products, usually we have box and carton, plastic box packing.
Q7 are you trading company or manufacturer?
We are professional manufacturer with more than 20 years experiences.
Product detail pictures:
Related Product Guide:
Our advantages are lessen charges,dynamic income team,specialized QC,sturdy factories,premium quality services for Factory Supply Hub Lug Bolts - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG , The product will supply to all over the world, such as: El Salvador, Greek, Egypt, We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable merchandise quality , increase customers' satisfaction and achieve win-win situation .
By Beulah from Frankfurt - 2018.06.28 19:27
High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
By Bella from St. Petersburg - 2018.12.10 19:03
