航空轴锻件用Maraging250钢热挤压成形数值模拟及组织性能

Translated title of the contribution: Hot extrusion forming numerical simulation and microstructure and properties of Maraging250 steel for aviation shaft forging

Chun Xu Wang, Li Mei Shang, Shun Han, Yong Li, Dong Liu, Jian Guo Wang, Chao Yang

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

DEFORM-2D software was used to simulate the hot extrusion process of maraging250 steel for aviation shaft forgings, the distribution of temperature field, equivalent strain field and stress field during the extrusion were analyzed, and microstructure and mechanical properties of the forgings after extrusion were analyzed. The results show that after hot extrusion forming, the temperature of the forgings along the radial direction to the outer surface increases, the equivalent strain of the forgings is 1.0-1.5, and the temperature is between 1135-1174℃, which shows the temperature distribution and strain distribution of the forgings are uniform. The microstructure and mechanical properties of the forgings have good uniformity, and the average grain size is 41.42-61.07 μm.

Translated title of the contributionHot extrusion forming numerical simulation and microstructure and properties of Maraging250 steel for aviation shaft forging
Original languageChinese (Traditional)
Pages (from-to)181-187
Number of pages7
JournalCailiao Rechuli Xuebao/Transactions of Materials and Heat Treatment
Volume42
Issue number6
DOIs
StatePublished - 25 Jun 2021

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