Chinese Professional 12.9 Truck Wheel Bolt - hub bolt for bpw 03.296.13.090 – JINQIANG

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The company upholds the philosophy of Be No.1 in quality, be rooted on credit and trustworthiness for growth, will continue to serve old and new customers from home and overseas whole-heatedly for High Quality U Bolt, Trailer Hub Wheel Studs, Japanese Trucks U Bolt, We honor our core principal of Honesty in business, priority in company and will do our greatest to provide our customers with high-quality goods and fantastic provider.

Chinese Professional 12.9 Truck Wheel Bolt - hub bolt for bpw 03.296.13.090 – 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. How do you guarantee quality?
JQ practices the worker’s self-inspection and routing inspection on a regular basis during production, strict sampling before packaging and the delivery after compliance. Each batch of products is accompanied by Inspection Certificate from JQ and raw materials test report from the steel factory.

Q2. What is your MOQ for processing? Any mould fee? Is the mould fee refunded?
MOQ for fasteners: 3500 PCS. to the different parts,charge mould fee, which will be refunded when reaching a certain quantity, more fully described in our quotation.

Q3. Do you accept the use of our logo?
If you have a large quantity, we absolutely accept OEM.

Q4. Are you trading company or manufacturer ?
A: We are factory.
B. We produce products in house to ensure the quality. But sometimes we can help on local purchase for your extra convenience.

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That has a sound business enterprise credit rating, exceptional after-sales provider and modern producing facilities, we now have earned an superb standing amongst our buyers across the world for Chinese Professional 12.9 Truck Wheel Bolt - hub bolt for bpw 03.296.13.090 – JINQIANG , The product will supply to all over the world, such as: United Arab emirates, Botswana, Uruguay, By integrating manufacturing with foreign trade sectors, we can provide total customer solutions by guaranteeing the delivery of right products to the right place at the right time, which is supported by our abundant experiences, powerful production capability, consistent quality, diversified product portfolios and the control of the industry trend as well as our mature before and after sales services. We'd like to share our ideas with you and welcome your comments and questions.

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