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Filtering by: Contributor Jones, Peggy E. Collections PhD Dissertations

Design and Qualification of Wrought and Additively Manufactured 4340 Steels for Fatigue-Critical and Damage-Tolerant Applications

Keyword:

4340 Structural Steels, Flaw-Sensitive Fatigue Design, Fatigue, Ultrasonic Fatigue, Fatigue Crack Growth, Additive Manufacturing, Extreme Value Statistics, and Defect Quantification

Creator:

Ryder, Matthew

Advisor:

Lados, Diana A.

Publisher:

Worcester Polytechnic Institute

Date Created:

2022-08-23

Resource Type:

Dissertation

Degree:

PhD

Unit (Department):

Materials Science & Engineering
Fatigue Crack Growth Mechanisms in Al-Si-Mg Alloys

Keyword:

Conventionally cast and SSM Al-Si-Mg alloys, Plastic zone, Microstructure, Threshold stress intensity factor, Crack closure, J-integral, Paris law, Residual stress, Heat treatment, Roughness, Elastic-Plastic Fracture Mechanics, Fatigue crack growth mechanisms, A356, and Fracture toughness

Creator:

Lados, Diana Aida

Advisor:

Apelian, Diran

Publisher:

Worcester Polytechnic Institute

Date Created:

2004-02-04

Resource Type:

Dissertation

Degree:

PhD

Unit (Department):

Materials Science & Engineering