Zobrazeno 1 - 10
of 258
pro vyhledávání: '"Cryogenic deformation"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 335-348 (2024)
This study investigates the influence of extrusion and deformation temperatures on the mechanical properties of the AZ61 Mg alloy. Increasing the extrusion temperature from 300 to 400 °C led to larger grain size and higher basal texture intensity. A
Externí odkaz:
https://doaj.org/article/7882a8a59abc4a61ad01db563d3d14be
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 384-397 (2024)
The introduction of twin lamellae and dislocation interaction through Multi-directional forging (MDF) at room temperature (RT) has been reported to significantly improve the mechanical properties of Mg alloys. However, the Mg alloys typically exhibit
Externí odkaz:
https://doaj.org/article/a2acc1adb6de4725962859cf24def6b2
Autor:
Lifeng Zhang, Mengdi Gao, Xiuyang Shan, Qianqian Shen, Hengzheng Li, Qiang Li, Buyuan Guan, Rui Gao
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3212-3225 (2024)
CrMnFeCoNi high-entropy alloy (HEA) manufactured by laser powder bed fusion has been demonstrated to possess a superior trade-off of tensile strength and ductility due to unique microstructures during the printed process. However, the improvement of
Externí odkaz:
https://doaj.org/article/d2f187d572d4427596c2fbc732c3f359
Autor:
Umer Masood Chaudry, Hafiz Muhammad Rehan Tariq, Nooruddin Ansari, Soo Yeol Lee, Tea-Sung Jun
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 5, Pp 1996-2009 (2024)
This study investigates the influence of CaO (0.5, 1 (wt.%)) alloying on the microstructural evolution, texture development and deformation behavior of AZ61 magnesium alloy. The uniaxial tension tests at room (RT) and cryogenic (CT, -150 °C) tempera
Externí odkaz:
https://doaj.org/article/799c292c986f41729378dc2f2fece311
Autor:
Mikhail V. Markushev, Elena V. Avtokratova, Aigul Kh. Valeeva, Irshat Sh. Valeev, Rafis R. Ilyasov, Stanislav V. Krymsky, Oleg Sh. Sitdikov
Publikováno v:
Frontier Materials & Technologies, Iss 4, Pp 53-62 (2023)
The data of a comparative analysis of the structure and hardness of pure metals with a face-centered cubic lattice – aluminum, nickel and copper, subjected to complex thermomechanical treatment (TMT), including isothermal cryogenic rolling at liqui
Externí odkaz:
https://doaj.org/article/46b3562020b54c8abb9305b98bde3a13
Autor:
Caixia Wang, Ruixing Sheng, Dawei Zhou, Weidong Li, Shuying Chen, Fanchao Meng, Gihan Velisa, Daiyi Chao, Liang Jiang, Peter K. Liaw, Yang Tong
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 3914-3922 (2023)
The development of robust alloys capable of maintaining high strength and ductility at cryogenic temperatures has been a long-sought goal, particularly for load-bearing applications in extremely low-temperature environments. In this study, we reporte
Externí odkaz:
https://doaj.org/article/5e7fea73b9b64d0bb231b922d1fdb748
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 9, Pp 3130-3140 (2023)
Magnesium alloys are the lightest structural alloys and have attracted substantial research attention in the past two decades. However, their mechanical properties, including ductility and strength, are limited after forming due to the formation of c
Externí odkaz:
https://doaj.org/article/8e8084486d4647afa6d2f79515416bc9
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 1669-1676 (2023)
The tensile strain-hardening behavior of pure Ti at 100 K was investigated using X-ray diffraction line-profile analysis and plasticity simulation. The strain hardening was significantly increased at 100 K, compared with that observed at 298 K. Thus,
Externí odkaz:
https://doaj.org/article/a2b5a0ea9c534685aace273ea3fa783d
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 7454-7459 (2023)
Compression tests were conducted at room and cryogenic temperatures to investigate the low-temperature plasticity in Mg–3Al–1Zn alloy. The strain to failure and fracture strength in Mg–3Al–1Zn alloy increase by 21.4% and 51.6% from room to cr
Externí odkaz:
https://doaj.org/article/f62fdd077a1241de8cd5cbd6615ebf4a
Autor:
Fan Ye, Youxing Yu, Baoshuai Zhang, Jian Rong, Donglei He, Baoshuai Han, Xiaoguang Ma, Yuansong Zeng, Yanjin Xu, Sujun Wu
Publikováno v:
Journal of Materials Research and Technology, Vol 22, Iss , Pp 2983-2995 (2023)
A novel treatment process that involves solution treatment, cryogenic pre-stretching, and artificial aging was applied to strengthen Al-Cu-Li alloy without ductility sacrificing in this work. The influence of pre-stretching deformation at ambient (RT
Externí odkaz:
https://doaj.org/article/2695d2686fdd44c5a068fa946f0870be