Influence of ECAP Processing and Heat Treatment on Tensile Property and Fatigue Crack Initiation in ZK60A Magnesium Alloy

Presentation information

JIM-ISIJ Joint Session

[J] JIM-ISIJ Joint Session Fundamentals to Control Ultrafine Grained Microstructures

Fri. Sep 13, 2019 9:00 AM - 12:20 PM D (D12 at 1st Flr. Building D for General Education)

座長:紙川尚也(弘前大学)、宮本博之(同志社大理工)、川畑美絵(立命館大学)

9:40 AM - 10:00 AM

*UMEDA Kenji¹, KANEKO Yoshihisa¹, UCHIDA Makoto¹ (1. 大阪市立大)

Keywords:ECAP、Magnesium、Heat Treatment、Fatigue Crack、Tensile Property

ECAP加工と焼鈍を行ったマグネシウム合金に対し疲労試験を行った．疲労き裂の核形成サイトは，as-extruded材ではすべり線や双晶，ECAP加工材ではせん断帯，ECAP加工後に焼鈍を行った材料では粒界となっていた．

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