Shock Absorber Bolt Kit
|
Parameter |
Specification / Range |
|
Base Material |
SCM435 Alloy Steel (chromium-molybdenum) |
|
Tensile Strength |
≥ 1220 MPa |
|
Hardness Range |
HRC 32–39 |
|
Surface Treatment Options |
Black oxide, Dacromet coating |
|
Salt Spray Test |
≥ 1,000 hours (Dacromet coating) |

High-Strength Fastening Set
The Shock Absorber Bolt Kit connects the shock absorber to the steering knuckle. Each kit includes a bolt, a washer, and a nylon locking nut. We make these components from SCM435 alloy steel, a chromium-molybdenum steel. Its tensile strength reaches 1220 MPa or higher. We use warm forging to form the bolt head and maintain continuous metal grain flow. This helps improve shear strength. We then roll the threads. Rolled threads are stronger than cut threads, which helps make our product more durable.
Strict Testing for Safety
Our laboratory has Brinell and Vickers hardness testers. We check every batch of bolts for hardness and keep it between HRC 32 and 39. We offer black oxide or Dacromet coating. The Dacromet coating provides excellent corrosion protection and passes a 1,000-hour salt spray test. It also avoids the risk of hydrogen embrittlement. We perform magnetic particle inspection on every bolt in the Shock Absorber Bolt Kit to check for surface cracks. We put safety first in every production batch.


Engineering Support and Volume Discounts
Our engineers can help you calculate the appropriate tightening torque. We can also confirm the correct washer size based on your application. We support mixed lengths in one order, which can help reduce the number of inventory types you need to keep. Large orders can receive discounts based on quantity. We already supply the Shock Absorber Bolt Kit for Xiaomi's automotive project and meet its strict quality requirements. Every shipment comes with a dimensional inspection report for your records.
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