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Creep, Fatigue, and Fracture in Structural Materials explores the mechanisms by which engineering materials fail under different loading and environmental conditions, focusing on three critical modes of material degradation: creep, fatigue, and fracture. Creep refers to the gradual deformation of materials under constant stress, particularly at elevated temperatures; fatigue involves the progressive weakening and failure of materials subjected to repeated or cyclic loading; while fracture examines the initiation and propagation of cracks that can lead to sudden material failure. The topic emphasizes the factors influencing these phenomena, methods of analysis, and strategies for improving material performance, reliability, and safety in engineering applications. Course objectives include enabling learners to understand the principles and mechanisms of creep, fatigue, and fracture, analyze the behavior of structural materials under various loading conditions, evaluate factors affecting material failure, and develop skills for designing and selecting materials that can withstand long-term service demands and prevent structural failure.
This lecture is part of CEE 302 Strength of Structural Materials in the Civil and Environmental Engineering department. The course has 28 recorded lectures across 12 series, all free to watch. Read or download the CEE 302 lecture note to study alongside the video.