Results 41 to 50 of about 86,309 (286)

Rheocasting versus Die Casting: An Insight into the Low‐Cycle Fatigue Behavior of AlSi7Mg0.6

open access: yesAdvanced Engineering Materials, EarlyView.
The study compares rheocast lightweight components with high‐pressure die cast materials regarding microstructure and fatigue behavior. Rheocast process offers higher efficiency due to lower casting temperatures. Despite some microstructural differences, both processes show similar strengths (yield strength 125 MPa, tensile strength 240 MPa).
Julia Richter   +4 more
wiley   +1 more source

FATIGUE AND TENSILE FRACTURE SURFACE MORPHOLOGIES OF ADDITIVE MANUFACTURED AUSTENITIC STAINLESS STEEL [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2019
Fatigue and tensile fracture surface morphologies of laser additive manufactured (LAM) stainless steel (using powder bed fusion method) were investigated. Both fatigue and tensile fracture surface morphologies were determined using LEO-VP SEM instrument.
Penn RAWN, Vadiraja SUDHAKAR
doaj   +1 more source

The performance and prediction ability of advanced approach to ductile fracture [PDF]

open access: yes, 2017
The present paper deals with the modelling of ductile fracture which is the result of severe plastic deformation under monotonic loading. It can be the result of a crash or accident or introduced intentionally. There is a need of increasing the safety in
Kubik, Petr   +2 more
core  

Quasicontinuum simulation of fracture at the atomic scale [PDF]

open access: yes, 1998
We study the problem of atomic scale fracture using the recently developed quasicontinuum method in which there is a systematic thinning of the atomic-level degrees of freedom in regions where they are not needed.
Miller, R.   +3 more
core   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Study of fractography of ferritic ductile iron at different temperatures and loading conditions

open access: yesMaterials Research Express
This study characterizes the fractography of ferritic ductile iron under various loads, including tensile, fatigue and bending, and impact conditions. The results indicate that ductile fracture is the primary mechanism observed during tensile testing at ...
Wenjie Wang   +9 more
doaj   +1 more source

Fracture Toughness and Tribological Wear Behaviour of Micro Alloyed Pearlitic- Ferritic Ductile Cast Iron

open access: yesTribology in Industry, 2018
Fracture toughness and wear behaviour of micro alloyed ductile iron were investigated. Hardness, fracture, fracture toughness and wear tests were carried out on the ductile irons samples (D1, D2, D3, D4 and D5), containing micro alloyed nickel ...
S.O. Omole   +3 more
doaj   +1 more source

Implicit finite element analysis of ductile fracture of a steel frame under cyclic deformation

open access: yesJapan Architectural Review, 2022
A ductile fracture model is implemented to an elastoplastic constitutive model of steel material for large‐scale finite element analysis of steel frames.
Makoto Ohsaki   +3 more
doaj   +1 more source

Application of a Tensile Test Method to Identify the Ductile-Brittle Transition of Caramel

open access: yesFoods, 2022
During cutting of foods, tensile stresses in front of the blade are responsible for the separation of the material. Therefore, tensile tests can be helpful to gain knowledge on deformation properties related to pre-fracture cutting behavior as well as on
Dennis Schab   +3 more
doaj   +1 more source

Crack fronts and damage in glass at the nanometer scale

open access: yes, 2003
We have studied the low speed fracture regime for different glassy materials with variable but controlled length scales of heterogeneity in a carefully mastered surrounding atmosphere.
Bouchaud E   +12 more
core   +1 more source

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