日本金属学会2021年秋期(第169回)講演大会

Presentation information

一般講演

8.Structural Materials » Heat Resistant Materials

[G] Heat Resistant Materials

Wed. Sep 15, 2021 1:30 PM - 3:50 PM Rm. I (ZoomRm.I)

Chair:Hideyuki Murakami

1:45 PM - 2:00 PM

[190] Effect of Impurity Element Pb on the Oxidation Resistance of Ni-Base Single Crystal Superalloy

*Takahide HORIE1,3, Tadaharu YOKOKAWA3, Yuji TAKATA3, Kyoko KAWAGISHI2,3, Shinsuke SUZUKI2, Hiroshi HARADA4 (1. Waseda Univ. (Master), 2. Waseda Univ., 3. NIMS, 4. NIMS (Present: Superalloy Design Laboratory))

Keywords:Ni基超合金、耐酸化性、Pb

Ni基単結晶超合金にPbを添加し,Pbが耐酸化性に与える影響を調べた.Pb含有量が比較的多い場合には耐酸化性が悪化した.一方で含有量が少量の場合は初期酸化速度が低下したため,耐酸化性の低下は見られなかった.

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