Results 41 to 50 of about 230,446 (308)

Stress corrosion cracking in Al-Zn-Mg-Cu aluminum alloys in saline environments [PDF]

open access: yes, 2012
Copyright 2013 ASM International. This paper was published in Metallurgical and Materials Transactions A, 44A(3), 1230 - 1253, and is made available as an electronic reprint with the permission of ASM International.
A. Berzin   +81 more
core   +1 more source

Crack Growth: RATES, PREDICTION, AND PREVENTION

open access: yes, 2022
Book Chapter dealing with fracture simulation of welded ...
openaire   +1 more source

Relation Between Scatter in Crack Growth Rate and Small Crack Growth Law.

open access: yesJournal of the Society of Materials Science, Japan, 1994
In order to investigate the scatter characteristic of growth rate for small cracks, rotating bending fatigue tests of smooth specimens were carried out using a normalized 0.21% carbon steel. Fifteen specimens were fatigued at each stress range, and the growth rate of major cracks was calculated from the smoothed growth curve for all the specimens.
Masahiro GOTO   +4 more
openaire   +2 more sources

Study on crack evolutional behavior of rocks in triaxial compression based on colony growth dynamics model

open access: yesScientific Reports, 2022
The crack propagation behavior of rock during compression involves complex mechanisms. Describing the growth behavior of a large number of cracks with conventional mechanical models is a major challenge.
Naifu Deng   +5 more
doaj   +1 more source

Experimental study of sandstone crack propagation behavior under different seepage pressures

open access: yesRock and Soil Mechanics, 2022
To study the characteristics of sandstone crack propagation under hydraulic coupling, sandstone laboratory tests were conducted under different seepage pressures and confining pressures.
ZHANG Li-ming   +3 more
doaj   +1 more source

STUDY ON INFLUENCE OF LOW TEMPERATURE ENVIRONMENT ON FATIGUE CRACK GROWTH PERFORMANCE OF HIGH-SPEED RAILWAY BRAKE DISC MATEREIAL

open access: yesJixie qiangdu, 2022
In order to study the effect of low temperature environment on the fatigue crack growth performance of high-speed train brake disc materials, the tensile and fatigue crack growth rate tests of special cast steel materials of high-speed railway brake disc
DING SiYuan   +4 more
doaj  

Predicting fatigue crack growth rate in a welded butt joint: The role of effective R ratio in accounting for residual stress effect [PDF]

open access: yes, 2009
A simple and efficient method is presented in this paper for predicting fatigue crack growth rate in welded butt joints. Three well-known empirical crack growth laws are employed using the material constants that were obtained from the base material ...
Servetti, Guido, Zhang, X.
core   +1 more source

Automated Crack Detection and Crack Growth Rate Measurement Using Thermoelasticity

open access: yesProcedia Engineering, 2017
A new capability for automated crack detection and crack growth rate monitoring is described and experimentally validated. The capability is based on a low-cost industrial grade microbolometer mounted to an x-y linear slider assembly driven by a guidance algorithm that uses the thermoelastic quadrature signal to locate the crack tip.
Nik Rajic, Chris Brooks
openaire   +1 more source

Numerical Simulation on Crack–Inclusion Interaction for Rib-to-Deck Welded Joints in Orthotropic Steel Deck

open access: yesMetals, 2023
Weld defects such as porosity, inclusion, burn-through, and lack of penetration are difficult to detect and control effectively in an orthotropic steel deck (OSD), which will be a fatigue crack initiation site and lead to several fatigue cracking.
Yuan Luo   +4 more
doaj   +1 more source

Modeling of creep-fatigue interaction effects on crack growth at elevated temperatures

open access: yesMATEC Web of Conferences, 2018
The well-known load frequency effect on creep-fatigue crack growth is explained by the interactions between fatigue and creep loading and is quantified using the concept of plasticity-induced crack closure.
Potirniche Gabriel P.
doaj   +1 more source

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