吉林大学学报(工学版) ›› 2022, Vol. 52 ›› Issue (6): 1301-1307.doi: 10.13229/j.cnki.jdxbgxb20210073
• 材料科学与工程 • 上一篇
新型5Cr5MoV模具钢修复性能
梁言1(
),王强2,宋雨来1(),刘耀辉1
- 1.吉林大学 材料科学与工程学院，长春 130022
2.中国科学院金属研究所，沈阳 110016
Performance of repaired 5Cr5MoV die steel
Yan LIANG1(),Qiang WANG2,Yu-lai SONG1(),Yao-hui LIU1
- 1.College of Materials Science and Engineering，Jilin University，Changchun 130022，China
2.Institute of Metal Research，Chinese Academy of Sciences，Shenyang 110016，China
摘要：
采用新设计的圆坑修复法对5Cr5MoV冷作模具钢开展了修复试验，并采用扫描电子显微镜（SEM）对修复区微观组织进行了表征，绘制了修复区显微硬度分布图。基于修复区最大硬度、最小硬度和基体硬度，提出了铸造模具钢的修复效果评价参数—波动系数n。试验结果表明：圆坑直径为20 mm时，修复效果最佳。
中图分类号:
- TG455
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