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Filtering by: Author Ikumu Watanabe Publisher MDPI AG

Anisotropic Multiscale Modelling in SAE-AISI 1524 Gas Tungsten Arc Welded Joints

Description/Abstract:

A transient non-linear multiscale finite element heat flow-mechanical model to determine micro residual stresses (type III) and micro pla...

Keyword:

GTA welding, anisotropy, digital microstructure code, micro residual stresses, sub-modeling, and thermal gradients

Resource Type:

Article

Author:

Edison A. Bonifaz and Ikumu Watanabe

Date Uploaded:

28/02/2023
Characterization of the Strain-Rate-Dependent Plasticity of Alloys Using Instrumented Indentation Tests

Description/Abstract:

Instrumented indentation tests are an efficient approach to characterize stress--strain curves instead of tensile or compression tests an...

Keyword:

finite elements, instrumented indentation test, mechanical testing, and strain-rate-dependent plasticity

Resource Type:

Article

Author:

Ta-Te Chen, Ikumu Watanabe, and Tatsuya Funazuka

Date Uploaded:

28/02/2023
Effect of Punch Surface Microtexture on the Microextrudability of AA6063 Micro Backward Extrusion

Description/Abstract:

To apply conventional forming processes to microscale processing, the influence of size effects caused by material properties and frictio...

Keyword:

aluminum alloy, microextrusion, microtexture, size effect, and tribology

Resource Type:

Article

Author:

Tatsuya Funazuka, Kuniaki Dohda, Tomomi Shiratori, Syunsuke Horiuchi, and Ikumu Watanabe

Date Uploaded:

28/02/2023
Effect of Punch Surface Grooves on Microformability of AA6063 Backward Microextrusion

Description/Abstract:

In order to apply conventional forming processes at the micro scale, the size effects caused by material properties and frictional effect...

Keyword:

aluminum alloy, grain size, microextrusion, microtexture, and size effect

Resource Type:

Article

Author:

Tatsuya Funazuka, Kuniaki Dohda, Tomomi Shiratori, Ryo Hiramiya, and Ikumu Watanabe

Date Uploaded:

28/02/2023