[G] Metals

[231] Morphological Evolution of Eutectic and Electrical Conductivity in a Hypoeutectic Cu-2.7at.%Zr Alloy Deformed by Unidirectional- and Cross-Rolling

*KAITO EBIHARA¹, TAKESHI INAMURA¹, NAOKUNI MURAMATSU³, RYOICHI MONZEN², TAKAHIRO KUNIMINE² (1. Kanazawa University (Graduate Student), 2. Kanazawa University, 3. NGK INSULATORS, LTD.)

Keywords:Cu-Zr合金、圧延、電気伝導率、組織、共晶

亜共晶Cu-2.7at.%Zr合金鋳造材に対して，一方向圧延とクロス圧延による冷間圧延をそれぞれ施し，圧延に伴う亜共晶組織の形態変化と，それに伴う電気伝導率の変化を調べた．