2022 Good Quality Truck Wheel Bolt - heavy duty truck wheel bolt factory wholesale – JINQIANG

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We are convinced that with joint endeavours, the small business between us will bring us mutual benefits. We could assure you products quality and competitive selling price for 10.9 Truck Center Bolt, Broken U Bolt, Heavy Duty Spring Pin, Sincere cooperation with you, altogether will create happy tomorrow!
2022 Good Quality Truck Wheel Bolt - 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


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2022 Good Quality Truck Wheel Bolt - heavy duty truck wheel bolt factory wholesale – JINQIANG detail pictures


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So as to provide you with ease and enlarge our business, we even have inspectors in QC Crew and guarantee you our best company and solution for 2022 Good Quality Truck Wheel Bolt - heavy duty truck wheel bolt factory wholesale – JINQIANG , The product will supply to all over the world, such as: Jamaica, Houston, Paris, Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market. Building brilliant tomorrow together!Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.
  • Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!
    5 Stars By Stephanie from Guyana - 2018.11.02 11:11
    We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
    5 Stars By Eunice from USA - 2018.12.30 10:21
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