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OEM Factory for 4 Bolt Boat Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG Featured Image
  • OEM Factory for 4 Bolt Boat Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG

OEM Factory for 4 Bolt Boat Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG

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Every single member from our large efficiency revenue team values customers' wants and company communication for Korean Trucks Center Bolt, Truck Wheel Bolt, European Trucks Center Bolt, All the opinions and suggestions will be greatly appreciated! The good cooperation could improve both of us into better development!
OEM Factory for 4 Bolt Boat 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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OEM Factory for 4 Bolt Boat Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG detail pictures

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owing to good service, a variety of high quality products, competitive prices and efficient delivery, we enjoy a good reputation among our customers. We are an energetic company with wide market for OEM Factory for 4 Bolt Boat Trailer Hub - High standard Wheel bolt for bpw trailer – JINQIANG , The product will supply to all over the world, such as: Swiss, Montpellier, India, Our company is an international supplier on this kind of merchandise. We supply an amazing selection of high-quality merchandise. Our goal is to delight you with our distinctive collection of mindful items while providing value and excellent service. Our mission is simple: To supply the best items and service to our customers at the lowest prices possible.
    • We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
    5 Stars By Candy from Sri Lanka - 2017.07.28 15:46
    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Evelyn from Guinea - 2018.06.30 17:29
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