Results 111 to 120 of about 159,560 (237)

The analysis of fatigue crack growth mechanism and oxidation and fatigue life at elevated temperatures [PDF]

open access: yes
Two quantitative models based on experimentally observed fatigue damage processes have been made: (1) a model of low cycle fatigue life based on fatigue crack growth under general-yielding cyclic loading; and (2) a model of accelerated fatigue crack ...
Liu, H. W.
core   +1 more source

Fatigue crack paths [PDF]

open access: yesFatigue & Fracture of Engineering Materials & Structures, 2005
Andrea Carpinteri, Les P. Pook
openaire   +1 more source

Modelling probabilistic fatigue crack propagation rates for a mild structural steel

open access: yesFracture and Structural Integrity, 2014
A class of fatigue crack growth models based on elastic–plastic stress–strain histories at the crack tip region and local strain-life damage models have been proposed in literature.
J.A.F.O. Correia   +2 more
doaj  

Quasi-in-situ observation of fatigue crack growth behavior of friction stir welded 2024-T4 joint

open access: yesMaterials Research Express
This study presents a quasi- in situ observation of the fatigue crack growth behavior in a friction stir welded 2024-T4 joint. The microstructure and fatigue properties of the joint were investigated using electron backscatter diffraction (EBSD ...
Jun Yang   +5 more
doaj   +1 more source

Analysis of a turbine rotor containing a transverse crack at Oak Creek Unit 17 [PDF]

open access: yes, 1982
Transient increases in one, two and three per revolution vibration characteristics of a low pressure steam turbine were observed during steam temperature reduction operations.
Kottke, J. J.   +3 more
core   +1 more source

FRACTURE PARAMETER AND FATIGUE CRACK GROWTH RATE MODEL FOR COMMERCIAL PURE TITANIUM UNDER DIFFERENT CRACK TIP PLASTIC STATES

open access: yesJixie qiangdu
It's an important task that choosing appropriate fracture parameters and predicting the fatigue crack growth rate accurately considering the different degrees of plastic deformation at the crack tip.The relation between crack tip fracture parameters and ...
doaj  

Accommodating and cracking mechanisms in low-cycle fatigue [PDF]

open access: yes
The three main stages of fatigue life (accommodation, crack initiation and crack growth) are briefly reviewed. The cyclic behavior of annealed or predeformed face-centered cubic metals is described.
Pineau, A.
core   +1 more source

Aspects of fracture mechanics in cryogenic model design. Part 1: Fundamentals of fracture mechanics [PDF]

open access: yes, 1983
The use of fracture mechanics for predicting fracture and fatigue crack growth in metals is ...
Hudson, C. M.
core   +1 more source

Interlaminar crack growth in fiber reinforced composites during fatigue, part 3 [PDF]

open access: yes
Interlaminar crack growth behavior in fiber-reinforced composites subjected to fatigue loading was investigated experimentally and theoretically. In the experimental phase, inter-laminar crack propagation rates and mechanisms were determined for the ...
Wang, H. T., Wang, S. S.
core   +1 more source

Measurement and analysis of critical crack tip processes during fatigue crack growth [PDF]

open access: yes
The mechanics of fatigue crack growth under constant-amplitudes and variable-amplitude loading were examined. Critical loading histories involving relatively simple overload and overload/underload cycles were studied to provide a basic understanding of ...
Davidson, D. L.   +2 more
core   +1 more source

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