OEM Customized Trailer Hub Lug Bolts - High tensile 12.9 hub 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
1.What is your main products?
A.We are specialized in wheel bolts and nuts, u bolts, center bolt and spring pin etc.
B.We are manufacturer specialized in all kinds of auto parts
2.Where is your factory?
A.Our factory is located in rongqiao industrial area, liucheng street, nana’an, quanzhou city, fujian province in china
3.What is your MOQ?
A.For wheel bolts and nuts,need 3500 pcs per item
B.U bolt 300 pcs
C.Center bolt 1000 pcs
4.How is your quality?
A.10.9 GRADE
B.high quality
5.What is the finishing of your products?
A.BLACK/GREY PHOSPHATE
B.ZINC COATING
6.What is your advantage of your factory?
A.More than 20 years professional experience
B.Strong technology stuy team
C.Deliver to more than 50 countries
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It really is a good way to further improve our goods and service. Our mission would be to acquire inventive items to buyers with a very good encounter for OEM Customized Trailer Hub Lug Bolts - High tensile 12.9 hub bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Belgium, Ottawa, Seattle, If any product meed your demand, remember to feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality merchandise, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
By Bruno Cabrera from Ethiopia - 2018.11.06 10:04
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
By Nana from Johannesburg - 2018.09.12 17:18
