Zobrazeno 1 - 10
of 302
pro vyhledávání: '"Johnson–Cook constitutive"'
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
Autor:
M. W. Liu
Publikováno v:
Metalurgija, Vol 63, Iss 1, Pp 39-42 (2024)
In order to obtain the accurate mechanical properties of 6061-T6 aluminum alloy, the tensile test of 6061-T6 aluminum alloy was carried out on a high-speed material testing machine, and the tensile test data of 6061-T6 aluminum alloy at different rat
Externí odkaz:
https://doaj.org/article/56fb1bb3dd5044109e27d3bff2109256
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3231-3242 (2023)
The failure mechanism and size effect during the quasi-static and dynamic shear tests of hat-shaped specimens were investigated in this study. Three types of specimens with different shear ring thicknesses (800, 400, and 50 μm) were designed. Quasi-
Externí odkaz:
https://doaj.org/article/8f13851e9e3248cfa1c71c6f2469aded
Publikováno v:
Metals, Vol 14, Iss 5, p 509 (2024)
Due to the rapid development of high-speed trains, the service safety of vehicle body materials and structures has become a focal point in transport and impact engineering. Numerical simulations on the collision resistance of vehicle materials and st
Externí odkaz:
https://doaj.org/article/4429ad2903f746b8bc0ff78201482612
Publikováno v:
Materials, Vol 17, Iss 8, p 1728 (2024)
PC/ABS composites are commonly used in airbag covers. In this paper, uniaxial tensile experiments of a PC/ABS composite at different temperatures and strain rates were conducted. The results showed that the temperature and loading rate affect the mec
Externí odkaz:
https://doaj.org/article/04bf5e03b2854dd08ff464e25c67647e
Publikováno v:
Journal of Materials Research and Technology, Vol 22, Iss , Pp 292-306 (2023)
As a kind of promising aerospace material, TiAl alloys need to withstand extreme conditions such as high-rate impact loads and high temperatures. The mechanism on the failure and fracture of TiAl alloys under extreme conditions is related with the mi
Externí odkaz:
https://doaj.org/article/0543a379206847c593efc1be088b3814
Publikováno v:
Journal of Materials Research and Technology, Vol 20, Iss , Pp 1020-1027 (2022)
The hardening or softening behaviors of the Ni-W based alloys, that can be applied in metal forming, high-speed impact, and penetration mechanics industries, are different from other traditional alloys under high strain rates (higher than 1000 s−1)
Externí odkaz:
https://doaj.org/article/b3d33c45458849c2b8e86b963f161ba8
Publikováno v:
Metals, Vol 13, Iss 12, p 1992 (2023)
The Johnson–Cook model is widely used because of its ability to meet the simulation material requirements in various situations. However, under different working conditions, the accuracy of the model may have errors. In this work, based on Abaqus (
Externí odkaz:
https://doaj.org/article/521572b72de34390be8e380180bff476
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Akademický článek
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