Zobrazeno 1 - 10
of 2 594
pro vyhledávání: '"adiabatic shear band"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 1176-1187 (2024)
The adiabatic shear band is a common dynamic failure mechanism in metal materials at high strain rates. In this work, a new approach was proposed to improve mechanical properties and inhibit the formation and propagation of the adiabatic shear band i
Externí odkaz:
https://doaj.org/article/c4b88252eee34f51943c0195cebd502e
Autor:
Jialin Chen, Shutao Li, Shang Ma, Yeqing Chen, Yin Liu, Quanwei Tian, Xiting Zhong, Jiaxing Song
Publikováno v:
Engineering, Vol 40, Iss , Pp 131-157 (2024)
This article reviews the anti-penetration principles and strengthening mechanisms of metal materials, ranging from macroscopic failure modes to microscopic structural characteristics, and further summarizes the micro–macro correlation in the anti-p
Externí odkaz:
https://doaj.org/article/878dee8028284cb8b170247a5e5f3ada
Autor:
Lihong Jiang, Xiaogang Liu, Mingjie Zhao, Shanlin Wang, Zhenghua Guo, Zheng Liu, Guangang Wang, Yida Zeng, Junhua Cui
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 5107-5117 (2024)
The grain refinement mechanism in the adiabatic shear band (ASB) of solution treated Ti–10V–2Fe–3Al alloy was investigated under high strain rates using a split Hopkinson pressure bar and hat-shaped specimens. The TEM results show that elongate
Externí odkaz:
https://doaj.org/article/0ccbf6bd17e346458787e62e2661b631
Autor:
Xiaogang Liu, Lihong Jiang, Zheng Liu, Mingjie Zhao, Zhenghua Guo, Shanlin Wang, Guanliang Xiong, Lin Zhu
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 3409-3419 (2024)
The microstructural evolution in adiabatic shear localization in Al0.4CoCrFeNi high-entropy alloy (HEA) was examined through a forced shear technique by a split Hopkinson pressure bar (SHPB) using hat-shaped specimens. The TEM results show that the e
Externí odkaz:
https://doaj.org/article/1e51f214880f4749bc316e4c1ac4d8fa
Publikováno v:
Defence Technology, Vol 30, Iss , Pp 101-110 (2023)
The study focused on investigating the effect of Deep Cryogenic Treatment (DCT) on the mechanical and ballistic properties of AA7075-T6 aluminum alloy. The microstructure, microhardness, tensile strength, and impact strength of the Base Material (BM)
Externí odkaz:
https://doaj.org/article/f0663b03c878468da47feee19eaa13e5
Publikováno v:
Journal of Aeronautical Materials, Vol 43, Iss 5, Pp 39-49 (2023)
Titanium alloys are widely used in the manufacture of aero-engine blisks due to their low density, high strength, and excellent performance at medium and high temperatures. However, there are few studies on dynamic mechanical properties and adiabatic
Externí odkaz:
https://doaj.org/article/283dd65b3caf4cfdba6c5047945d58a0
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5236-5251 (2023)
Due to their low density, high specific damping capacity and high shock absorbency, magnesium (Mg) alloys have great potential for development as high-performance lightweight armor materials in industrial applications. However, their applications are
Externí odkaz:
https://doaj.org/article/af123ec591b44d7eb981621af5ecbf9a
Publikováno v:
Materials, Vol 17, Iss 15, p 3645 (2024)
The occurrence of adiabatic shear bands, as an instability phenomenon, is viewed as a precursor to failure caused by instability at high strain rates. Metastable β titanium alloys are extensively utilized due to their excellent mechanical properties
Externí odkaz:
https://doaj.org/article/ee336e446a6747a8acb21f07eb41fbaa
Autor:
Wei Chen, Yuming Liu, Linli Gang, Libo Zhou, Wei Qiu, Yanjie Ren, Yan Niu, Jian Chen, Cong Li
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 6777-6781 (2023)
The microstructure evolution of near β-Ti alloys with initially lamellar and equiaxed microstructures subjected to dynamic loading was investigated. Results showed that during high strain rate compression, shear failure is more likely to occur in eq
Externí odkaz:
https://doaj.org/article/420e725d30ef4873a6d6bb38765589d5
Autor:
Jie Chen, Chuang Liu, Kewei Dong, Shuai Guan, Qipeng Wang, Xianfeng Zhang, Yong Peng, Jian Kong, Kehong Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 6699-6712 (2023)
This study reveals the dynamic compressive deformation anisotropy among 316L stainless steel fabricated via wire and arc additive manufacturing process(WAAM). Cylindrical samples extracted from as-built WAAM 316L plate with 35°, 45°, 55°and 90° f
Externí odkaz:
https://doaj.org/article/6dc6ba14974642fe911d6a8e2a1d9c8e