[3J01-05] General/Fuel Debris 1

[3J03] Research and human resource development for analysis of fuel debris and decommissioning technology of Fukushima Daiichi nuclear power plants

(2)Thermal and mechanical properties of Chromium boride(CrB,Cr₂B)

*Mitsuyuki Sugizaki¹, Yuji Ohishi¹, Hiroaki Muta¹, Ken Kurosaki¹, Shinsuke Yamanaka^1,2 (1. Graduate School of Engineering, Osaka University , 2. Research Institute of Nuclear Engineering, University of Fukui)

Keywords:fuel debris, chromium borides, CrB, Cr2B, Vickers hardness, thermal property

The boride compounds are possibly formed from B₄C and stainless steels (Fe - Cr - Ni alloy) during core melting down accident. However, the basic properties has not fully understood. This study reports the mechanical properties of chromium boride compounds.