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Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG Featured Image
  • Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG

Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG

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Our goods are commonly recognized and reliable by consumers and may satisfy continually developing economic and social needs for Trailer U Bolts, Truck Chassis U Bolts, American Trucks U Bolt, Our merchandise are widely recognized and trusted by users and can meet up with continuously changing economic and social needs.
Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm 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 finishing of truck hub bolt?
We have grey phosphated, black phosphated, dacromet, Galvanized

Q2 what is your company’s products?
Our products include truck hub bolt, center bolt, u bolt, spring pin, bracket/clamp, bearing all kind of truck prats.

Q3 what is your delivery time?
If stock good, we will delivery within 10 working days. For a customized order, 30-45 days.

Q4 how many employees of your company?
We have more than 300 employees.

Q5 what is nearest port?
Our port is Xiamen.

Q6 what kind of packing of your products?
It depends on products, usually we have box and carton, plastic box packing.

Q7 are you trading company or manufacturer?
We are professional manufacturer with more than 20 years experiences.

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Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG detail pictures

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We purpose to understand high quality disfigurement with the output and supply the top service to domestic and overseas buyers wholeheartedly for Good Quality Hub Bolt - Mack Hub Bolt 4.5 inch 122mm factory wholesale – JINQIANG , The product will supply to all over the world, such as: Somalia, Sacramento, United States, Our company is an international supplier on this kind of merchandise. We offer an amazing selection of high-quality products. Our goal is to delight you with our distinctive collection of mindful products while providing value and excellent service. Our mission is simple: To provide the best products and service to our customers at the lowest prices possible.
    • The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Salome from Curacao - 2017.01.11 17:15
    The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Esther from Boston - 2018.12.11 11:26
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