Chinese wholesale 10.9 Truck Wheel Bolt - High tensile 12.9 hub bolt factory wholesale – JINQIANG

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We have been also concentrating on enhancing the things management and QC method so that we could preserve terrific edge inside the fiercely-competitive enterprise for Forged In Steel Cast, Trailer Jack U Bolts, Turbo Cut Head Wheel Bolt, Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
Chinese wholesale 10.9 Truck Wheel Bolt - 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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Chinese wholesale 10.9 Truck Wheel Bolt - High tensile 12.9 hub bolt factory wholesale – JINQIANG detail pictures


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We support our purchasers with ideal premium quality products and substantial level company. Becoming the specialist manufacturer in this sector, we've acquired rich practical working experience in producing and managing for Chinese wholesale 10.9 Truck Wheel Bolt - High tensile 12.9 hub bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Atlanta, Montreal, Greenland, You can let us know your idea to develop unique design for your own model to prevent too much similar parts in the market! We will offer our best service to satisfy all your needs! Please contact us right away!
  • Cooperate with you every time is very successful, very happy. Hope that we can have more cooperation!
    5 Stars By Marian from Rio de Janeiro - 2017.06.29 18:55
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Joa from Egypt - 2017.02.28 14:19
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