Commonly used cast steel balls can be roughly divided into the following eleven categories according to their chemical composition:
1. Chrome anti-wear cast iron ball;
2. Low alloy steel anti-wear cast ball;
3. Medium and high alloy steel anti-wear cast ball;
4. High manganese steel balls;
5. Semi-steel and half iron balls;
6. Medium manganese ductile iron ball;
7, Aube, Mabe complex phase steel ball;
8, BAD, CAD anti-wear cast ball;
9. Special alloy cast iron ball;
10, anti-wet method wear casting ball;
11, other casting balls.