日本金属学会2023年秋期(第173回)講演大会

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8.Structural Materials » Structural Materials

[P] P96~P126

Tue. Sep 19, 2023 1:00 PM - 2:30 PM Hall, 1st Flr. at "TOYAMA Jiyukan " (Hall, 1st Flr. at "TOYAMA Jiyukan ")

1:00 PM - 2:30 PM

[P103] Phase transformation and morphological change of alloy carbides in Fe-2.0Cr-xMo-0.2C alloy during nitriding

*Natsu ITOI1, Kaku ASADA2, Susumu KUMAGAI2, Mitsuhiro TAKEDA2 (1. Advanced Engineering Course, National Institute of Technology, Sendai, 2. National Institute of Technology, Sendai)

Keywords:窒化、合金炭化物、合金窒化物、窒化層組織

Fe-2.0Cr-xMo-0.2Cを作製し窒化に伴う合金炭化物の変化を調査した.MoC,Cr23C6の合金炭化物を析出させた後に窒化を施した.拡散層には結晶粒内にCrNと推測される粒子が析出し,粒界にも新たな析出物が観察された.

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