Zobrazeno 1 - 10
of 238
pro vyhledávání: '"Jinguo Li"'
Autor:
Ling Tang, Lei Xu, Yang Li, Jianping Tan, Changyun Li, Jinguo Li, Jingjing Liang, Chuanyong Cui, Xiaofeng Sun
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 9318-9324 (2024)
The microstructures and tensile properties of the Ni–Co-based superalloys made by additive manufacturing (AM) were investigated. The results revealed that both normal and inverse Portevin-Le Châtelier (PLC) effects were observed in AM Ni–Co-base
Externí odkaz:
https://doaj.org/article/1b63dc7c05b349879337825c209b305c
Autor:
Pengfei Yang, Nannan Lu, Jingjing Liang, Yimo Guo, Guangrui Zhang, Xiu Song, Yizhou Zhou, Xiaofeng Sun, Jinguo Li
Publikováno v:
Materials, Vol 17, Iss 16, p 3914 (2024)
Laser cladding provides advanced surface treatment capabilities for enhancing the properties of components. However, its effectiveness is often challenged by the formation of hot cracks during the cladding process. This study focuses on the formation
Externí odkaz:
https://doaj.org/article/e8485d1739084153b2bbe2e43b157b35
Autor:
Zihao Tan, Xinguang Wang, Jianchao Pang, Mingke Zou, Yan Tao, Xipeng Tao, Chenglu Zou, Yanhong Yang, Jide Liu, Jinlai Liu, Jinguo Li, Yizhou Zhou, Xiaofeng Sun
Publikováno v:
Materials Research Letters, Vol 11, Iss 8, Pp 678-687 (2023)
Comparable investigation of pore-induced defects during in-phase (IP) and out-of-phase (OP) thermo-mechanical fatigue (TMF) were conducted on fourth-generation single crystal superalloy. It was discovered that recrystallizations and deformation twins
Externí odkaz:
https://doaj.org/article/1f0fa8d1912d4b98b837ac618a17d432
Autor:
Liang Ma, Xiangwei Kong, Jingjing Liang, Jinguo Li, He Feng, Shiwei Ci, Xue Zhang, Cong Sun, Zhibo Jin
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 1231-1244 (2023)
The mechanical properties of direct laser deposition (DLD) parts are crucial for engineering applications, which are determined by the microstructure and texture. To achieve fine microstructure and higher mechanical performance, pulsed laser depositi
Externí odkaz:
https://doaj.org/article/da95f92cfe384115bf79443f728f86e7
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 8498-8507 (2023)
The isothermal oxidation behavior and the microstructure stability was studied at 900 °C, 1000 °C and 1100 °C of the two alloys with and without Ru. The curves of oxidation weight gain show that the oxidation resistance decreases sharply with the
Externí odkaz:
https://doaj.org/article/2de3e6d50c2246e58841a4d3850e03ca
Autor:
Shiling Min, Hui Liu, Mengmeng Yang, Huawei Zhang, Juan Hou, Kai Zhang, Jingjing Liang, Jinguo Li, Hao Wang, Jianqiu Wang, Aijun Huang
Publikováno v:
npj Materials Degradation, Vol 6, Iss 1, Pp 1-12 (2022)
Abstract This study investigates the effect of microstructure on short-term and long-term oxidation behaviours of GH3536 superalloy fabricated by laser powder bed fusion (LPBF), in which the superalloy is isothermally oxidised at 950 °C for 6 h and
Externí odkaz:
https://doaj.org/article/e31f41584c6f47ef9d3725558e56980e
Publikováno v:
Materials & Design, Vol 229, Iss , Pp 111880- (2023)
The impact of a Pt-Al bond coat on the high-cycle fatigue (HCF) behaviour of fourth-generation single crystal superalloys at 760℃ and 900℃ was investigated. The Pt-Al bond coat was found to be almost negligible under low stresses at 760℃; howev
Externí odkaz:
https://doaj.org/article/db1c5439104544878275e0f4d4a93589
Autor:
Guangquan Tang, Xu Shao, Jingyu Pang, Yu Ji, Aimin Wang, Jinguo Li, Haifeng Zhang, Hongwei Zhang
Publikováno v:
Materials, Vol 16, Iss 24, p 7592 (2023)
The NbTiAlZrHfTaMoW refractory high-entropy alloy (RHEA) system with the structure of the B2 matrix (antiphase domains) and antiphase domain boundaries was firstly developed. We conducted the mechanical properties of the RHEAs at 298 K, 1023 K, 1123
Externí odkaz:
https://doaj.org/article/8530928e666440cd9567c026ffcf0c12
Publikováno v:
Journal of Materials Research and Technology, Vol 19, Iss , Pp 1759-1765 (2022)
Due to the excellent combination of strength and ductility, eutectic high entropy alloys (EHEAs) are of great interests to the researchers. Here, a cobalt free cost-effective eutectic high entropy alloy was designed by VEC criterion. The cobalt eleme
Externí odkaz:
https://doaj.org/article/3af4c4286a2748768d6cdc5d7fbca1ba
Publikováno v:
Materials, Vol 16, Iss 15, p 5460 (2023)
Magnesium is abundant in the Earth’s crust and seawater [...]
Externí odkaz:
https://doaj.org/article/6b6bc22cf7c44ad9a0a9cd3488baa9ac