Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Daoguang He"'
Publikováno v:
Journal of Materials Research and Technology, Vol 32, Iss , Pp 378-394 (2024)
Hot tensile features in a Ni–Cr–Mo-based superalloy with different notched types are explored. Changes of microstructure and fracture mechanisms with stress triaxiality and tensile parameters are elucidated. Results manifest that the maximum load
Externí odkaz:
https://doaj.org/article/1e4c79290d4042eabf564bb90b089d50
Autor:
Zhou Li, Junhao Li, Tong Shen, Daoguang He, Xianshi Jia, Shiqi Xia, Jingwei Zhao, Rui Wang, Zhengyi Jiang
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 3297-3307 (2024)
Examining the cryogenic-temperature characteristics of composites is imperative for ensuring the sustained functionality of their components in environments with cryogenic temperatures. The plastic deformation and fracture mechanisms of a novel Al/Mg
Externí odkaz:
https://doaj.org/article/a0b11303e6624edb8b068db0fc6cc164
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4739-4754 (2023)
High-temperature flow features of the Al−Zn−Mg−Cu−Zr aluminum alloy was revealed by hot compression tests. The evolution mechanisms of dislocation clusters, subgrain, and dynamic recrystallization (DRX) grains, are thoroughly explored by EBSD
Externí odkaz:
https://doaj.org/article/a6ec4913e8b54734a3eb7625bfb80b74
Publikováno v:
Materials, Vol 17, Iss 13, p 3123 (2024)
The deformation mechanism and static recrystallization (SRX) behavior of an Ni-based single-crystal superalloy are investigated. Indentation tests were performed to investigate the effects of crystal orientation and external stress on SRX behavior. F
Externí odkaz:
https://doaj.org/article/d9e74f15d57042a088863dc022087d12
Publikováno v:
Materials, Vol 17, Iss 11, p 2628 (2024)
High-temperature tensile tests were developed to explore the flow features of an Al-Zn-Mg-Cu alloy. The fracture characteristics and microstructural evolution mechanisms were thoroughly revealed. The results demonstrated that both intergranular fract
Externí odkaz:
https://doaj.org/article/c06adc516d844fd4891e31adcd48c824
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 2353-2367 (2023)
Hot tensile features of a commercial 7046 aluminum alloy are investigated through employing high-temperature tensile tests. The evolving mechanisms of microstructures over high-temperature tensile parameters are systematically revealed. A unified dis
Externí odkaz:
https://doaj.org/article/43636bc494184de4ab6cf1d47a310286
Publikováno v:
Materials, Vol 16, Iss 19, p 6412 (2023)
High-temperature forming behaviors of a 7046-aluminum alloy were investigated by hot compression experiments. The microstructural evolution features with the changes in deformation parameters were dissected. Results indicated the formation of massive
Externí odkaz:
https://doaj.org/article/8519641d74da43168b23a27ea7d78780
Publikováno v:
Materials, Vol 16, Iss 18, p 6192 (2023)
Isothermal deformation experiments of the Hastelloy C276 alloy were executed using the Gleeble-3500 hot simulator at a temperature range of 1000–1150 °C and a strain rate range of 0.01–10 s−1. Microstructural evolution mechanisms were analyzed
Externí odkaz:
https://doaj.org/article/83dd1f150d564efca6926762eb85a37d
Publikováno v:
Materials, Vol 16, Iss 9, p 3430 (2023)
The high-temperature compression characteristics of a Ti-55511 alloy are explored through adopting two-stage high-temperature compressed experiments with step-like strain rates. The evolving features of dislocation substructures over hot, compressed
Externí odkaz:
https://doaj.org/article/3a4e140fe850440abb78964efdd854a2
Publikováno v:
Materials, Vol 15, Iss 9, p 3161 (2022)
Microstructural evolution and dynamic recrystallization (DRX) behaviors of a Ni-Cr-Mo alloy were researched utilizing hot compressive experiments. The changed features of dislocation, subgrain and grain structure correlating to forming parameters wer
Externí odkaz:
https://doaj.org/article/b0bdc3da7217401b967f313b221e7ae6