Results 131 to 140 of about 544,820 (302)

Study of the Evolution of the Plastic Zone and Residual Stress in a Notched T-6061 Aluminum Sample. [PDF]

open access: yesMaterials (Basel), 2022
Palacios-Pineda LM   +8 more
europepmc   +1 more source

Strain patterns and strain accumulation along plate margins [PDF]

open access: yes
Observations of strain accumulation along plate margins in Japan, New Zealand, and the United States indicate that: (1) a typical maximum rate of secular strain accumulation is on the order of 0.3 ppm/a, (2) a substantial part of the strain accumulation ...
Savage, J. C.
core   +1 more source

Effect of overloading and band overloading on fatigue crack growth of aluminum alloy 7075 -T651 [PDF]

open access: yes, 2014
Present investigation involves the study of fatigue crack growth behavior of thermo-mechanically treated aluminum alloy 7075-T651. The investigation is focused to study the effect of single and multiple loading cycles on crack growth behavior.
Nautiyal, Hemant
core  

Numerical Modeling of Tank Cars Carrying Hazardous Materials With and Without Composite Metal Foam

open access: yesAdvanced Engineering Materials, EarlyView.
Large‐scale puncture models consisting of hazardous materials (HAZMATs) tank car with protective steel–steel composite metal foam (S–S CMF) are solved numerically. Tank car plate with added 10.91–13.33 mm thick S–S CMF layer does not puncture. Protective S–S CMF absorbs impact energy, reduces plate deformation, and prevents shear bands formation ...
Aman Kaushik, Afsaneh Rabiei
wiley   +1 more source

Research on J integral of Crack Tip on Intersecting Line of Fracturing Pump Head

open access: yesShiyou jixie, 2018
To address the primary failure modes of the fracturing pump head, a finite element model with different angular crack size is established. The J integral of the crack front and the plastic zone size of the crack tip are calculated.
Wei Chao, Zhou Sizhu, Hua Jian, Zhang Si
doaj  

Expansion patterns of plastic zone in surrounding rock of rectangular roadway in non-uniform stress field and equivalent circumcirble analytical method

open access: yes矿业科学学报
Rectangular roadway is widely used in coal mine as a type of roadway section with easy excavation, simple support and high space utilization. Yet it is difficult to analyze the state of its plastic zone in the surrounding rock because of complex stress ...
GUO Xiaofei, JIN Yiwei, ZHANG Hongkai
doaj   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

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