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Chapitre D'ouvrage Année : 2022

Processing of directionally cast nickel-base superalloys: solidification and heat treatments

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Résumé

Introduction 2) Directional solidification and related defects 2.1) Generalities on the casting processes 2.1.1) The Bridgman-Stockbarger casting process 2.1.2) Alternate casting processes 2.2) Casting defects 2.2.1) Crystal structure 2.2.2) Microstructure and microsegregation 2.2.3) Freckles 2.2.4) Deformation related defects 3) Heat treatments and microstructure optimizations 3.1) Generalities on heat treatments 3.1.1) Solution heat treatment 3.1.2) Aging heat treatments 3.2) Defects and optimizations 3.2.1) Incipient melting 3.2.2) Optimizations 4) Mechanical properties sensitivity to the processing parameters 4.1) Creep and tensile properties 4.2) Fatigue properties

Domaines

Chimie Matériaux
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Dates et versions

hal-03448818 , version 1 (27-11-2021)

Identifiants

Citer

Jonathan Cormier, Charles-André Gandin. Processing of directionally cast nickel-base superalloys: solidification and heat treatments. Nickel base single crystals across length scales, pp.193 - 222, 2022, ⟨10.1016/b978-0-12-819357-0.00015-9⟩. ⟨hal-03448818⟩
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