Observation and Numerical Prediction of Concentration Distribution at Cast Coating Interface of Solid Pt, Ir, Re Using Liquid Ni-Based Alloys

Machiko Ode; Hisao Esaka; Akira Ishida; Susumu Takamori; Hideyuki Murakami

doi:10.2320/matertrans.f-m2024805

Article Observation and Numerical Prediction of Concentration Distribution at Cast Coating Interface of Solid Pt, Ir, Re Using Liquid Ni-Based Alloys

Machiko Ode (National Institute for Materials Science) ; Hisao Esaka ; Akira Ishida (National Institute for Materials Science) ; Susumu Takamori (National Institute for Materials Science) ; Hideyuki Murakami (National Institute for Materials Science)

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Machiko Ode, Hisao Esaka, Akira Ishida, Susumu Takamori, Hideyuki Murakami. Observation and Numerical Prediction of Concentration Distribution at Cast Coating Interface of Solid Pt, Ir, Re Using Liquid Ni-Based Alloys. MATERIALS TRANSACTIONS. 2024, 65 (5), F-M2024805. https://doi.org/10.2320/matertrans.f-m2024805

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(abstract)

Ni基合金鋳物部材の耐酸化特性向上を目的としたキャストコーティング法の可能性を評価した．Pt, Ir, Reなど耐酸化特性の向上が期待できる金属片を鋳型に設置し,Ni-10at%Al合金で鋳ぐるみを行い,鋳物表面でのPt, Ir, Re濃化層形成状況を調査した．得られた相互拡散領域での濃度プロファイルを解析するため，凝固伝熱計算と拡散計算を行った．

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Keyword: cast-coating, Ni-based superalloy, solid/liquid interface, solidification simulation

Date published: 2024-05-01

Publisher: Japan Institute of Metals

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MATERIALS TRANSACTIONS (ISSN: 13475320) vol. 65 issue. 5 p. 541-551 F-M2024805

Funding:

ATLA　（防衛装備庁） JPJ004596（安全保障技術研究推進制度） (Ni系耐熱超合金における高付加価値鋳造プロセスに関する研究)

Manuscript type: Publisher's version (Version of record)

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First published URL: https://doi.org/10.2320/matertrans.f-m2024805

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Updated at: 2025-01-09 16:30:58 +0900

Published on MDR: 2025-01-09 16:30:58 +0900

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