Results 81 to 90 of about 321,633 (209)

Crack Growth Behaviour of P92 Steel Under Creep-fatigue Interaction Conditions

open access: yesCailiao gongcheng, 2017
Creep-fatigue interaction tests of P92 steel at 630℃ under stress-controlled were carried out, and the crack propagation behaviour of P92 steel was studied.
JING Hong-yang   +3 more
doaj   +1 more source

Fatigue crack growth in thin notched woven glass composites under tensile loading. Part I: experimental [PDF]

open access: yes, 2011
Helicopter blades are made of composite materials mainly loaded in fatigue and have normally relatively thin skins. A through-the-thickness crack could appear in these skins.
Barrau, Jean-Jacques   +3 more
core   +3 more sources

Fatigue crack growth in a unidirectional SCS-6/Ti-15-3 composite [PDF]

open access: yes
An investigation was conducted to characterize and model the fatigue crack growth (FCG) behavior of a SCS-6/Ti-15-3 metal matrix composite. Part of the study was conducted using a fatigue loading stage mounted inside a scanning electron microscope (SEM).
Ghosn, Louis   +2 more
core   +1 more source

Finite element analysis of fretting crack propagation

open access: yes, 2011
In this work, the finite elements method (FEM) is used to analyse the growth of fretting cracks. FEM can be favourably used to extract the stress intensity factors in mixed mode, a typical situation for cracks growing in the vicinity of a fretting ...
Basseville, Stéphanie, Proudhon, Henry
core   +3 more sources

Elevated temperature crack growth [PDF]

open access: yes
Alloy 718 crack growth experiments were conducted to assess the ability of the selected path-independent (P-I) integrals to describe the elevated temperature crack growth behavior.
Kim, K. S., Vanstone, R. H.
core   +4 more sources

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

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

Sustained load crack growth design data for Ti-6Al-4V titanium alloy tanks containing hydrazine [PDF]

open access: yes
Sustained load crack growth data for Ti-6Al-4V titanium alloy in hydrazine per MIL-P-26536 and refined hydrazine are presented. Fracture mechanics data on crack growth thresholds for heat-treated forgings, aged and unaged welds, and aged and unaged heat ...
Kenny, J. T., Lewis, J. C.
core   +1 more source

Variables controlling fatigue crack growth of short cracks [PDF]

open access: yes
A study was conducted to evaluate the roles of crack closure and microstructure in the fatigue growth of short cracks. Testing was performed at R ratios of 0.1, 0.5, and 0.7.
Fisher, D. M., Holka, D., Telesman, J.
core   +1 more source

Grain boundary oxidation and fatigue crack growth at elevated temperatures [PDF]

open access: yes
Fatigue crack growth rate at elevated temperatures can be accelerated by grain boundary oxidation. Grain boundary oxidation kinetics and the statistical distribution of grain boundary oxide penetration depth were studied.
Liu, H. W., Oshida, Y.
core   +1 more source

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