Through hardness measurement and metallographic inspection, it is confirmed that the fatigue fracture of the rear axle axle of the automobile

The half shaft of the car is made of 40Cr: 1. 40Cr is my country's national standard steel grade,

Automobile half shaft is an automobile part with very good application effect in our automobile industry, and it plays a very important role in our automobile.

We all know that the application of this product in the car is very important, and it is a very important part. This product is also divided into different types.