Results 71 to 80 of about 2,467 (201)

Evaluation of Crack Propagation and Post-cracking Hinge-type Behavior in the Flexural Response of Steel Fiber Reinforced Concrete [PDF]

open access: yes, 2017
An experimental evaluation of crack propagation and post-cracking behavior in steel fiber reinforced concrete (SFRC) beams, using full-field displacements obtained from the digital image correlation technique is presented.
Gali, Sahith, K V L, Subramaniam
core   +1 more source

Finite-element analyses and fracture simulation in thin-sheet aluminum alloy [PDF]

open access: yes
A two-dimensional, elastic-plastic finite-element analysis was used with a critical crack-tip-opening angle (CTOA) fracture criterion to model stable crack growth in thin-sheet 2024-T3 aluminum alloy under monotonic loading after precracking at different
Bigelow, C. A.   +2 more
core   +1 more source

The Breakdown of Linear Elastic Fracture Mechanics near the Tip of a Rapid Crack

open access: yes, 2008
We present high resolution measurements of the displacement and strain fields near the tip of a dynamic (Mode I) crack. The experiments are performed on polyacrylamide gels, brittle elastomers whose fracture dynamics mirror those of typical brittle ...
Ariel Livne   +5 more
core   +1 more source

Advanced analytical techniques in fatigue and rutting related characterisations of modified bitumen: literature review [PDF]

open access: yes, 2017
Fatigue and rutting are the two major failure distresses in flexible pavement that affect significantly the serviceability of pavement. The properties of bitumen have a direct effect on controlling the fatigue and rutting distresses.
Subhy, Ayad
core   +2 more sources

Experimental and Numerical Analysis of Fracture in 41Cr4 Steel – Issues of the Stationary Cracks

open access: yesInternational Journal of Applied Mechanics and Engineering, 2018
This paper analyzes the process of fracture in 41Cr4 steel on the basis of experimental and numerical data obtained for non-propagating cracks. The author’s previous and latest experimental results were used to determine the apparent crack initiation ...
M. Graba
doaj   +1 more source

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

open access: yes, 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
core  

Microstructure and mechanical properties of 9Ni steel joints welded by NiCrMo filler alloy

open access: yesCailiao gongcheng
Welding of cryogenic 9Ni steel is performed using NiCrMo alloy systems with different Nb and C contents. The microstructure and mechanical properties of the welded joints are investigated, and the fracture toughness of the joints under ultra-cryogenic ...
CHANG Zijin   +5 more
doaj   +1 more source

High-Speed Bearing Reliability: Analysis of Tapered Roller Bearing Performance and Cage Fracture Mechanisms

open access: yesMetals
This investigation examines the fracture mechanisms of 31,311 tapered roller bearing cages using finite element analysis (FEA) and the Gurson–Tvergaard–Needleman (GTN) damage model. Static, dynamic, modal, and harmonic response analyses identify critical
Qingsong Li   +3 more
doaj   +1 more source

A Literature Review of Incorporating Crack Tip Plasticity into Fatigue Crack Growth Models. [PDF]

open access: yesMaterials (Basel), 2023
Garcia-Gonzalez A   +4 more
europepmc   +1 more source

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