1. Feeding: material re inspection, identification determination and transfer.
2. Blanking: material re inspection, identification determination and transfer, dimension control identification transfer.
3. Inspection: dimension and appearance quality control.
4. Molding: size and appearance control; identification transfer; pressure control.
5A. Heat treatment: temperature control.
5B. Inspection: hardness, shape and position dimension inspection control.
5C. Shape correction: control of form and position tolerance.
6. Finishing: shape and position dimension control.
7. Surface treatment: internal and external control.
8. NDT: internal quality control.
9. Identification: control according to user requirements and standards.
10. Finished product inspection: control sampling inspection according to standards.
11. Packaging.
12. Storage and transportation: carry out quality control according to specifications and user requirements.