Zobrazeno 1 - 10
of 2 473
pro vyhledávání: '"johnson-cook"'
Autor:
Saeed Yaghoubi, Ali Shirazi
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Cold expansion is a mechanical method for creating residual stresses. This method is a proven technique to increase the fatigue life, and checking the residual stress on it, is of particular importance. A cold expansion process is widely use
Externí odkaz:
https://doaj.org/article/95737b510b974a6ebb9a20ed857da5d5
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Constrained groove pressing (CGP) process is one of the most efficient and novel methods of severe plastic deformation to manufacture ultra-fine sheet metal. The present research work is related to the study of CGP process of 2024-T3 Aluminu
Externí odkaz:
https://doaj.org/article/dbbd923130b34552b1bebc61957ab24d
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2848-2857 (2024)
This study investigates the compression deformation behavior of an Mg-Gd-Y-Nd-Zr alloy at temperatures ranging from 293 K to 573 K and strain rates ranging from 293K to 573K and strain rates ranging from 1000 s−1 to 2100 s−1 using a split Hopkins
Externí odkaz:
https://doaj.org/article/7f98c941ffa64b0bb164065e794ce413
Autor:
Miroslav Jopek, Radek Ridky, Pavel Kral, Tomas Pipiska, Jozef Rahel, Roman Reh, Lubos Kristak
Publikováno v:
BioResources, Vol 19, Iss 2, Pp 3725-3739 (2024)
Spruce wood is one of the most widely used materials in the production of lightweight wood-based composites in central Europe. The quality, weight, and geometric parameters of wood chips have a significant impact on the resulting quality of the manuf
Externí odkaz:
https://doaj.org/article/2963ac2396684df0b908d4623a4b6e20
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 4110-4128 (2024)
In this study, we investigated the mechanical behavior and deformation mechanisms of as-cast and as-rolled WE43 at various strain rates and temperatures. Compression tests were carried out at ambient temperature under 900/s, 1400/s, and 2000/s, and a
Externí odkaz:
https://doaj.org/article/a322ac351dfc48a8b7fe3239e2a11965
Autor:
Bandhavi Challa, A. Anitha Lakshmi, G. Revathi, A. V. S. Ram Prasad, S. Shilpa, Evgeny Vladimirovich Kotov, Nitin Duklan
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
Alpha-Beta Brass alloys has an excellent hot working, high strength and malleability properties. This makes us to understand the plastic deformation performance of a material for finite element simulations. This research works gives, numeric analysis
Externí odkaz:
https://doaj.org/article/92a1a7c2cc4e4defa610cbafd8ce9e3c
Akademický článek
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Akademický článek
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Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 2, Pp 630-644 (2024)
To reveal the dynamic mechanical characteristics of deep rocks, a series of impact tests under triaxial static stress states corresponding to depths of 300–2400 m were conducted. The results showed that both the strain rates and the stress environm
Externí odkaz:
https://doaj.org/article/303d0ce6865c4fdd843587f839f1ef3c
Publikováno v:
Chinese Journal of Mechanical Engineering, Vol 37, Iss 1, Pp 1-11 (2024)
Abstract The current research of Charpy impact mainly focuses on obtaining the ductile brittle transition temperature of materials by experiments. Compared with experiments, numerical simulation can study many problems with harsh conditions. However,
Externí odkaz:
https://doaj.org/article/6950598366ae4429b926f2b12ee4ac4d