Influence of shot peening on hot forging die parts
The common failure forms of hot forging die were introduced,the action mechanism and strengthening mechanism of shot peening process were analyzed.The concept of surface strength-ening and toughening treatment was emphasized,the development and research status of various shot peening technologies were overviewed.The effect of shot peening process was summarized on hot forging die parts,and the existing problems were explored in the research of hot forging die shot peening,which provided references for the future research direction of shot peening.