![有限元分析常用材料参数手册](https://wfqqreader-1252317822.image.myqcloud.com/cover/637/33643637/b_33643637.jpg)
AerMet100钢
1991年,美国Carpenter公司的Hemphill等人,在保持AF1410超高强度钢良好韧性的基础上,沿用HY180钢和AF1410钢的基本冶金思路,运用统计理论和计算机技术,建立了一个Fe-Co-Ni-Mo-Cr-C合金系性能和元素间相互作用关系的计算机模型,成功地设计了一种新型超高强度钢AerMet100。AerMet100具有拉伸和疲劳强度、韧性和应力腐蚀开裂抗力的最佳配合,在航天、航空、国防工业等许多领域具有广泛的应用前景。
表2-102 Johnson-Cook模型参数
![](https://epubservercos.yuewen.com/CBD420/17977545008662006/epubprivate/OEBPS/Images/68_01.jpg?sign=1739279629-n4JuNu1cJX4VVEeVPCy9pkvasARkmHR3-0-61945d85c94a57488ef6138106fd25f5)
冯雪磊, 武海军, 郭超. Aermet100钢动态压缩剪切数值仿真研究: 第十一届全国冲击动力学学术会议文集[C]. 西安, 2013.
Johnson-Cook模型:
![](https://epubservercos.yuewen.com/CBD420/17977545008662006/epubprivate/OEBPS/Images/68_02.jpg?sign=1739279629-t3ouCoBGbJnPPGetzi1Q2afYaFx9rRMm-0-38b01d03fb0dfb631a93717da622df70)
modified Johnson-Cook本构模型:
![](https://epubservercos.yuewen.com/CBD420/17977545008662006/epubprivate/OEBPS/Images/68_03.jpg?sign=1739279629-hEVBjHVgdHYytUBedGuPrcgpdz7wtdMt-0-8e5d338bdf334c9a742737b8492891be)
Yuan Zhanwei, Li Fuguo, Ji Guoliang. A Modified Johnson Cook Constitutive Model for Aermet 100 at Elevated Temperatures [J]. High Temperature Materials and Processes, 2018, 37(2).
表2-103 动态力学特性参数
![](https://epubservercos.yuewen.com/CBD420/17977545008662006/epubprivate/OEBPS/Images/68_04.jpg?sign=1739279629-OXY1ZRRwJRC6xphGVy0ifmYUb5mM50vn-0-f7ebb3fe967d246c6d94260c9d8099af)
苏国胜, 刘战强, 万熠,等. 高速切削中切削速度对工件材料力学性能和切屑形态的影响机理[J]. 中国科学: 技术科学, 2012, 42(11):1305-1317.
LIPPARD H E, CAMPBELL C E, DRAVID V P, et al. Microsegregation behavior during solidification and homogenization of AerMet100 steel [J]. Metallurgical and Materials Trans actions B, 1998, 29(1):205-210.
XU Y Q, ZHANG T, BAI Y M. Effect of grinding process parameters on surface layer residual stress [J]. Advanced Materials Research, 2010, 135:154-158.