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Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG Featured Image
  • Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG

Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG

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continue to enhance, to be certain solution top quality in line with market and buyer standard requirements. Our corporation has a excellent assurance program are actually established for Bolt On Spindle And Hub, High Quality U Bolt, 8 Bolt Dually Rims, For more information, please contact us as soon as possible!
Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – 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 nearest port?
Our port is Xiamen.

Q2 what kind of packing of your products?
It depends on products, usually we have box and carton, plastic box packing.

Q3 are you trading company or manufacturer?
We are professional manufacturer with more than 20 years experiences for all kind of truck parts.

Q4 what about your quality control?
We always test material, the hardness, tensile, salt spray and so to guarantee the quality.

Q5 what is your payment terms?
We can accept TT,L/C,MONEYGRAM,WESTERN UNION and so on.

Q6 can you offer free samples?
If we have stock samples, we can offer free samples, please pay express fee yourself.

Q7 can I visit your factory?
Yes, sincerely welcome to visit our factory.

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Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG detail pictures

Related Product Guide:
Sticking to the principle of Super Quality, Satisfactory service ,We are striving to be a good business partner of you for Factory wholesale 6 On 5.5 Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG , The product will supply to all over the world, such as: Libya, Borussia Dortmund, Moldova, We have gained a lot of recognition among customers spread all across the world. They trust us and always give repetitive orders. Furthermore, mentioned below are some of the major factors that have played significant role in our tremendous growth in this domain.
    • The factory can meet continuously developing economic and market needs, so that their products are widely recognized and trusted, and that's why we chose this company.
    5 Stars By Rita from Luxemburg - 2018.04.25 16:46
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Ivy from South Korea - 2017.06.16 18:23
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