2022 Vol. 42, No. 9
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2022, 42(9): 091401.
doi: 10.11883/bzycj-2021-0416
Abstract:
Different from static loading conditions, the plastic flow behavior of metallic materials under high strain rate loadings, such as impact and explosion, exhibits special rate-temperature coupling effect and deformation micro-mechanism. The design and...
Different from static loading conditions, the plastic flow behavior of metallic materials under high strain rate loadings, such as impact and explosion, exhibits special rate-temperature coupling effect and deformation micro-mechanism. The design and...
2022, 42(9): 091402.
doi: 10.11883/bzycj-2021-0443
Abstract:
The studies of the plastic flow behaviour of metallic materials show that the plastic deformation process of metallic materials is dependent on temperature and strain rate, so the temperature and strain rate sensitivities are the most important essen...
The studies of the plastic flow behaviour of metallic materials show that the plastic deformation process of metallic materials is dependent on temperature and strain rate, so the temperature and strain rate sensitivities are the most important essen...
2022, 42(9): 091403.
doi: 10.11883/bzycj-2021-0461
Abstract:
NiTi shape memory alloy, a typical smart and functional material, has been widely applied in various engineering fields due to its excellent superelasticity and shape memory effect originated from reversible thermo-elastic martensite transformation. ...
NiTi shape memory alloy, a typical smart and functional material, has been widely applied in various engineering fields due to its excellent superelasticity and shape memory effect originated from reversible thermo-elastic martensite transformation. ...
2022, 42(9): 091404.
doi: 10.11883/bzycj-2021-0308
Abstract:
Metallic materials are widely used in automotive, aerospace, energy, national defense, and other important fields due to their excellent mechanical properties. During service periods, metallic materials are generally subjected to complex stress state...
Metallic materials are widely used in automotive, aerospace, energy, national defense, and other important fields due to their excellent mechanical properties. During service periods, metallic materials are generally subjected to complex stress state...
2022, 42(9): 091405.
doi: 10.11883/bzycj-2021-0227
Abstract:
Aiming at understanding the dynamic mechanical properties of titanium alloys additively manufactured by selective laser melting (SLM), quasi-static and dynamic impact experiments were carried out on selective laser melted Ti-6Al-4V alloy at different...
Aiming at understanding the dynamic mechanical properties of titanium alloys additively manufactured by selective laser melting (SLM), quasi-static and dynamic impact experiments were carried out on selective laser melted Ti-6Al-4V alloy at different...
The application of a modified constitutive model of metals in the simulation of hypervelocity impact
2022, 42(9): 091406.
doi: 10.11883/bzycj-2021-0315
Abstract:
To accurately calculate the hypervelocity impact of 93 tungsten alloy projectile on Q345 steel plate, a modified constitutive model of metals is established. The GRAY three-phase equation of state is introduced to describe the phase change of the mat...
To accurately calculate the hypervelocity impact of 93 tungsten alloy projectile on Q345 steel plate, a modified constitutive model of metals is established. The GRAY three-phase equation of state is introduced to describe the phase change of the mat...
2022, 42(9): 091407.
doi: 10.11883/bzycj-2022-0154
Abstract:
The quasi-static and dynamic tensile mechanical properties of 6061-T6 aluminum alloy in a strain rate range from 0.001 s−1 to 100 s−1 were investigated by using a HMH-206 high-speed material testing machine. The stress-strain response characteristics...
The quasi-static and dynamic tensile mechanical properties of 6061-T6 aluminum alloy in a strain rate range from 0.001 s−1 to 100 s−1 were investigated by using a HMH-206 high-speed material testing machine. The stress-strain response characteristics...
2022, 42(9): 091408.
doi: 10.11883/bzycj-2022-0037
Abstract:
This paper first reviews the development and relevant issues in relation to the strain rate effects on the compressive strength of concrete-like materials. For different characteristics of strain-rate effects on the dynamic compressive strength of co...
This paper first reviews the development and relevant issues in relation to the strain rate effects on the compressive strength of concrete-like materials. For different characteristics of strain-rate effects on the dynamic compressive strength of co...
2022, 42(9): 091409.
doi: 10.11883/bzycj-2021-0363
Abstract:
The establishment of the dynamic mechanical model of rock materials and the determination of the relevant model parameters are of great significance to the studies of rock’s dynamic mechanical properties and related simulation calculation. Taking gra...
The establishment of the dynamic mechanical model of rock materials and the determination of the relevant model parameters are of great significance to the studies of rock’s dynamic mechanical properties and related simulation calculation. Taking gra...
2022, 42(9): 091410.
doi: 10.11883/bzycj-2022-0201
Abstract:
The quasi-static and dynamic compressive mechanical properties of flexible polyurethane foam were studied by using a DDL-200 electronic universal testing machine and an Instron 9350 drop-weight testing machine in a range of strain rates from 0.001 to...
The quasi-static and dynamic compressive mechanical properties of flexible polyurethane foam were studied by using a DDL-200 electronic universal testing machine and an Instron 9350 drop-weight testing machine in a range of strain rates from 0.001 to...
2022, 42(9): 091411.
doi: 10.11883/bzycj-2021-0475
Abstract:
During engineering construction and service in seasonally frozen soil regions, frozen soil is often subjected to the combined action of freeze-thaw (F-T) cycles and impact loading, which changes its physical state and mechanical properties. In order ...
During engineering construction and service in seasonally frozen soil regions, frozen soil is often subjected to the combined action of freeze-thaw (F-T) cycles and impact loading, which changes its physical state and mechanical properties. In order ...
