Effect of Microstructure on Fatigue Crack Growth Properties of TiAl Based Alloy Containing β Phase

HANADA AKIHIRO

Presentation information

General Session

4.Mechanical Properties » Mechanical Properties of Materials and Sturucture

[G] Mechanical Properties of Materials and Sturucture

Thu. Mar 19, 2020 9:00 AM - 3:45 PM Rm. A (W321,2nd Flr., West Bldg.3)

座長:安田弘行(阪大）、高田尚記(名古屋大学)、三浦誠司(北海道大学)、金野泰幸(大阪府立大学)

10:45 AM - 11:00 AM

[37] Effect of Microstructure on Fatigue Crack Growth Properties of TiAl Based Alloy Containing β Phase

*HANADA AKIHIRO¹, YAMAGATA RYOSUKE², NAKASHIMA HIROTOYO², TAKEYAMA MASAO² (1. Tokyo Institute of Technology(Graduate Student), 2. School of Material and Chemical Technology, Tokyo Institute of Technology)

Keywords:TiAl基合金、疲労き裂進展試験、機械的性質、組織制御

我々は疲労き裂進展特性に及ぼすβ相の影響を調べ，β相が疲労き裂進展特性向上に有効であることを見出した．本研究では意図的にβ相の形態と量を制御可能なTi-Al-Cr三元系合金合金を準備し，その検証を行なった．

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