Results 1 to 10 of about 69,376 (310)

Nonlocalized and localized fatigue damage in metals and alloys [PDF]

, 2014
Проаналізовано основні закономірності розсіяного і локалізованого втомного пошкодження металів і сплавів. Запропоновано та обґрунтовано методи визначення умов переходу від розсіяного до локалізованого втомного пошкодження, засновані на аналізі ...
Khamaza, L., Troshchenko, V., Хамаза, Л.   +2 more
core  

Mechanical properties of several nickel alloys in hydrogen at elevated temperatures [PDF]

Tests were performed to determine low cycle fatigue and crack growth rate properties of one iron-base and two forms of one cast nickel-base alloy. The alloys were tested in various forms and/or heat-treat conditions that are proposed for use in a high ...
Harris, J. A., Jr., Vanwanderham, M. C., Warren, J. R.   +2 more
core   +1 more source

Elastic plastic fracture behavior and effect of band- overload on fatigue crack growth rate of an HSLA steel [PDF]

, 2014
Study of fracture toughness and fatigue crack growth behavior are important parameters of structural materials. These parameters can be used to predict their life, service reliability and operational safety in different conditions.
., Om Prakash
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Fatigue Crack Closure Analysis Using Digital Image Correlation [PDF]

Fatigue crack closure during crack growth testing is analyzed in order to evaluate the critieria of ASTM Standard E647 for measurement of fatigue crack growth rates.
Johnston, William M., Leser, William P., Newman, John A.   +2 more
core   +1 more source

Estimation of stress intensity factor for corrosive environment [PDF]

, 2010
Corrosion fatigue refers to the damage and failure of material under the combined action of cyclic stresses and corrosive environment, which affect the life of fatigue critical structures, such as, aero structures, submarine hulls, offshore structures ...
Bhattacharjee, Arjit, Pradhan, Sagar Ranjan   +1 more
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Study of the Intrinsic Factors Determining the Near-Threshold Fatigue Crack Propagation Behavior of a High-Strength Titanium Alloy

Metals
The resistance to near-threshold fatigue crack growth and its correlation with the microstructure of the Ti-5Al-3Mo-3V-2Zr-2Cr-1Nb-1Fe alloy were investigated.
Huan Wang, Yongqing Zhao, Ping Guo, Fei Qiang, Lei Zhang, Zhongli Qiao, Shewei Xin   +6 more
doaj   +1 more source

Effects of Different R ratios on Fatigue Crack Growth in Laser Peened Friction Stir Welds [PDF]

The influence of laser peening on the fatigue crack growth behavior of friction stir welded (FSW) Aluminum Alloy (AA) 7075-T7351 sheets was investigated.
Forth, Scott, Hackel, Lloyd, Hatamleh, Omar   +2 more
core   +1 more source

EXPERIMENT STUDY ON CRACK GROWTH RATE OF ADB610 STEEL UNDER DIFFERENT STRESS RATIOS

Jixie qiangdu, 2016
The test of the fatigue crack growth rate under five stress ratios（ R = 0. 1,0. 2,0. 3,0. 4 and 0. 5） is completed used the compact tensile specimen. The test data are processed by using incremental polynomial method and the expressions and curves of ...
WEI Long, WANG ShiYue, LIU GuoShou, YANG XiJie   +3 more
doaj  

A simulation method for fatigue-driven delamination in layered structures involving non-negligible fracture process zones and arbitrarily shaped crack fronts

, 2019
Most of the existing methods for fatigue-driven delamination are limited to two-dimensional (2D) applications or their predictive capabilities have not been validated in three-dimensional (3D) problems.
Bak, Brian L. V., Carreras, Laura, de la Escalera, Federico M., Essa, Yasser, Lindgaard, Esben, Renart, Jordi, Turon, Albert   +6 more
core   +1 more source

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

Jixie 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