2019 Fall Annual(165th) Meeting

Presentation information

General Session

4.Mechanical Properties of Materials » Mechanical Properties of Materials

[G] Ultrafine-Grained Materials

Fri. Sep 13, 2019 1:00 PM - 4:30 PM D (D12 at 1st Flr. Building D for General Education)

座長:生駒嘉史(九州大学)、土谷 浩一(物質・材料研究機構)

1:30 PM - 1:45 PM

[120] Grain Refinement of Metallic Pipes by Severe Plastic Deformation through Multi-Pass High-Pressure Sliding (MP-HPS)

*TANG YONGPENG1, MATSUDA KOKI1, HORITA Zenji1, TAKIZAWA YOICHI2, YUMOTO MANABU2, OTAGIRI YOSHIHARU2 (1. 九大、2. 長野鍛工)

Keywords:High-pressure sliding、Superplasticity、Grain refinement、Al-Mg-Sc alloy

The multi-pass HPS process was applied for grain refinement of a pipe form of an Al-Mg-Sc alloy. The pipe after the HPS processing exhibited superplasticity with total elongations well more than 400%.

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