Results 21 to 30 of about 151,897 (279)

Material characterization at high strain by adapted tensile tests [PDF]

open access: yes, 2011
The strength of materials at high strain levels has\ud been determined using the so-called Continuous-Bendingunder-\ud Tension (CBT) test. This is a modified tensile test\ud where the specimen is subjected to repetitive bending at the\ud same time.
Boogaard, A.H. van den, Emmens, W.C.
core   +3 more sources

Strain Hardening From Elastic-Perfectly Plastic to Perfectly Elastic Indentation Single Asperity Contact

open access: yesFrontiers in Mechanical Engineering, 2020
Indentation measurements are a crucial technique for measuring mechanical properties. Although several contact models have been developed to relate force-displacement measurements with the mechanical properties, they all consider simplifying assumptions,
Hamid Ghaednia   +4 more
doaj   +1 more source

A constitutive model for the uniaxial tensile plastic behavior of metals based on the instantaneous strain-hardening exponent

open access: yesJournal of Materials Research and Technology, 2022
The present work develops a new constitutive equation model for strain-hardening behavior of metallic materials (named herein as the Gonoring model) based on the definition of the instantaneous strain-hardening exponent.
Tiago Bristt Gonoring   +4 more
doaj   +1 more source

Gross plastic deformation of axisymmetric pressure vessel heads [PDF]

open access: yes, 2006
The gross plastic deformation and associated plastic loads of four axisymmetric torispherical pressure vessels are determined by two criteria of plastic collapse: the ASME twice elastic slope (TES) criterion and the recently proposed plastic work ...
Camilleri, Duncan   +2 more
core   +1 more source

Effect of nanoparticles on quasi-static and dynamic mechanical properties of strain hardening cementitious composite

open access: yesAdvances in Mechanical Engineering, 2019
The nanomaterials-modified strain hardening cementitious composites were prepared in this study. The split Hopkinson pressure bar technique was used to conduct the dynamic compressive test.
Zhitao Chen, Yingzi Yang, Yan Yao
doaj   +1 more source

In situ digital image speckle correlation (DISC) observation of plastic strain increment in low-carbon steel

open access: yesMetalurgija, 2021
The present work is aimed at studying the macroscopic localization of plastic strain in low-carbon steel AISI A283 Grade C. The evolution of macroscopically localized plastic strain at various stages of strain hardening is visualized via a Digital image ...
Yu. Li, S. Barannikova
doaj  

Mg-3Al-1Zn alloy deformed along different strain paths: Role of latent hardening

open access: yesJournal of Magnesium and Alloys, 2023
The mechanical properties of magnesium alloy AZ31 were investigated experimentally with visco-plastic self-consistent modeling. Tension, compression and plane strain compression (PSC) tests were performed along 3 directions of a hot rolled plate, and the
Yao Cheng   +4 more
doaj   +1 more source

Influence of thermomechanical processing on microstructure, mechanical and strain hardening properties of single-phase Mg-4Li-0.5Ca alloy for structural application

open access: yesJournal of Magnesium and Alloys, 2020
The single-phase Mg- 4Li- 0.5Ca alloy was rolled at three different temperatures (250, 300 and 350 °C) and followed by annealing at 200 °C for 10 min. To evaluate the mechanical properties, the tensile test was conducted at a constant strain rate of 10−3
N. Sriraman   +2 more
doaj   +1 more source

Strain hardening behavior of Mg–Y alloys after extrusion process

open access: yesJournal of Magnesium and Alloys, 2019
The strain hardening is an effective mode of enhancing mechanical properties in alloys. In this work, the strain hardening behaviors of Mg-xY (x = 1, 2, and 3 wt%) after extrusion process was investigated using uniaxial tensile tests.
Chaoyue Zhao   +8 more
doaj   +1 more source

A quantitative insight into strain hardening behavior of typical Hadfield steel under dynamic load

open access: yesJournal of Materials Research and Technology, 2023
In this paper, the critical threshold associated to the activating of strain hardening capacity with respect to typical Hadfield steel Mn13Cr2 was explored quantitatively utilizing a Separated Hopkinson Press Bar (SHPB).
J.H. Zhao   +6 more
doaj   +1 more source

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