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              What is the material of the car half shaft?

              : admin: 2020-07-22 16:27:31: 22

              The half shaft of the car is made of 40Cr:

              1. 40Cr is my country"s national standard steel grade, and 40Cr steel is one of the most widely used steels in machinery manufacturing;

              2. After quality treatment, it has good comprehensive mechanical properties, good low temperature impact toughness and low notch sensitivity;

              3. The quenching effect of steel is good, water quenching can be adjusted to 28~60mm, oil quenching can be adjusted to 15~40mm, this kind of steel is suitable for cyanide and high frequency quenching in addition to treatment;

              4. The cutting performance is better. When the hardness is 174~229HB, the relative machinability is 60%. The steel is suitable for making medium-sized plastic molds.

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