[HTML][HTML] Determination of the stress state and the force of deformation of ball-shaped billets in a closed matrix

ZA Ashkeyev, VA Andreyachshenko… - PNRPU Mechanics …, 2021 - ered.pstu.ru
At the present stage of development of science and technology, the problem of improving
the quality of metal products by integrating methods of severe plastic deformation into …

Analysis of the stress-strained state of billets processed by rotary forging with special shape of the tool

R Asfandiyarov, GI Raab, D Aksenov - Journal of Metastable and …, 2019 - Trans Tech Publ
In this paper, we investigated the process of rotary forging of commercially pure copper
grade M2​​ using standard and special-shaped anvils and presented the results of studies …

A new combined SPD technique to improve mechanical properties and electrical conductivity of long-sized billets

EV Bobruk, AV Botkin, MY Murashkin… - IOP Conference Series …, 2021 - iopscience.iop.org
As a result of computer simulation carried out using the DEFORM 3D software package, the
influence of the shape of the extrusion die-set, combined with equal-channel angular …

[PDF][PDF] Simulation of ECAP process by finite element method

T Kvačkaj, M Zemko, R Kočiško, T Kuskulič, I Pokorný… - Kovove Mater, 2007 - kovmat.sav.sk
Ultrafine-grained materials represent a new generation of advanced materials exhibiting
unique and technologically attractive properties. Today there are more than 30 different …

Research for the Process of Forming the Metal during its Cyclic Deformation

VV Chernomas, SB Maryin - Materials Science Forum, 2023 - Trans Tech Publ
Use the devices for the implementation of the combined casting process and deformation of
non-ferrous alloys is a relatively new direction in the technology of materials processing by …

Numerical Simulation and Experimental Investigation of Equal-Channel Angular Pressing of Porous Powder Billets

L Ryabicheva, D Usatyuk… - Machines. Technologies …, 2014 - stumejournals.com
The theoretical and experimental study of stress-strain state and density distribution into the
billet at equal-channel angular pressing has been conducted. It has shown clearly that …

Modeling and study of the process of billets extrusion with additional back-pressure in equal channel step matrix

SN Lezhnev, EA Panin - Machines. Technologies. Materials., 2015 - stumejournals.com
This work is devoted to the study of stress-strain state and power parameters in the
simulation of the process of extrusion billets with additional back-pressure in equal channel …

Simulation of equal-channel angular extrusion pressing

IV Alexandrov, IN Budilov, G Krallics… - Materials Science …, 2006 - Trans Tech Publ
Equal-channel angular (ECA) pressing is the main technique of the severe plastic
deformation (SPD) method, applied for fabrication of bulk nanostructured metal materials. At …

Investigation of the influence of geometric and technological factors on the stress-strain state of metal in the implementation of the combined rolling-pressing process

S Lezhnev, E Panin - Advanced Materials Research, 2014 - Trans Tech Publ
In the development of new technology metal forming the main purpose is improvement the
quality of the source material. The main aspect of quality improvement is increasing the …

STRESS-STRAIN STATE OF THIN-WALLED PIPE BLANKS DURING CRIMPING IN A CURVED AXISYMMETRIC MATRIX

IK Andrianov, SI Feoktistov, SB Maryin - PNRPU Mechanics Bulletin, 2024 - ered.pstu.ru
The study proposes a computational and analytical model of finding the stress-strain state
and force characteristics when crimping thin-walled pipe blanks in a curved axisymmetric …