Martensitic Transformation Behavior Analysis in the Stir Zone of Friction Stir Welded Super-Invar Alloy via In-situ Neutron Diffraction During Cooling

Takayuki YAMASHITA

Presentation information

一般講演

6.Materials Processing » Solid process/ Solid and welding process

[G] Solid state bonding/dissimilar material joining/ welding process

Thu. Sep 19, 2024 9:00 AM - 12:00 PM Room P (A302 3rd floor Building A Center for Education in Liberal Arts and Sciences)

Chair:(Osaka University)

9:00 AM - 9:15 AM

[355] Martensitic Transformation Behavior Analysis in the Stir Zone of Friction Stir Welded Super-Invar Alloy via In-situ Neutron Diffraction During Cooling

*Takayuki YAMASHITA¹, Wu GONG², Motomichi KOYAMA³, Takuro KAWASAKI², Stefanus HARJO², Kohsaku USHIODA¹, Hidetoshi FUJII¹ (1. JWRI, Osaka Univ., 2. JAEA, 3. IMR, Tohoku Univ.)

Keywords:摩擦攪拌接合、スーパーインバー合金、中性子回折、マルテンサイト変態、極低温

種々の条件で摩擦攪拌接合したスーパーインバー合金接合部に対して冷却中その場中性子回折試験を行い、オーステナイト母相の相安定性とマルテンサイト変態挙動を評価した。