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Intermediate‑temperature creep behavior of Ni-based single crystal superalloy with fan‑shaped film cooling holes: Fracture mechanism, constitutive model and life prediction

delete2026-08-06
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PRE
AI
L
Lijian Shi
Z
Zhixun Wen *
M
Meng Li *
J
J. Wang
Z
Zhufeng Yue
DOI:10.1016/j.tws.2026.115493delete
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Abstract

Abstract

En 中文
• Creep failure mechanism and damage evolution of fan-shaped FCHs were revealed. • An elastoplastic-creep constitutive model was developed for full-range deformation. • A creep life prediction model was developed for fan-shaped FCHs.
Keywords:
Fan‑shaped film cooling holes
Ni-based single crystal
Creep fracture mechanism
Constitutive model
Life prediction

Journal

T
Thin-Walled Structures
IF:
6.6
Papers:
1.1W
Citations:
4.0W

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