Differential Bolt Kit

The mechanical performance grade of the differential bolt is one of the key indicators, which determines the tensile strength and yield strength of the bolt. For example, a bolt of grade 8.8 indicates that its shear stress is 8.8GPa, while a bolt of grade 10.9 indicates that its shear stress is 10.9GPa. These grades are directly related to the bearing capacity and safety of the bolts ‌.

‌ The thread specification of differential cover bolt includes the basic dimension of the thread, tolerance class and side finish. These specifications need to be selected in accordance with national standards to ensure the correct fit of bolts and nuts and avoid slippage or loosening during use.

‌ The tightening torque of the differential bolt is a key factor in ensuring a tight connection between the bolt and the fitting. Proper tightening torque can ensure that the bolt will not loosen when bearing the load, thus ensuring the normal operation of the differential. The determination of tightening torque needs to consider the material grade, diameter, length of the bolt and the characteristics of the connector ‌.

Differential bolts also need to have good anti-loosening performance to prevent loosening under vibration or variable load conditions. The guarantee of anti-locking performance can be achieved by using appropriate anti-locking measures, such as adding anti-locking gaskets and using locking agents.