Zobrazeno 1 - 10
of 1 296
pro vyhledávání: '"nickel-based alloy"'
Publikováno v:
Journal of Materials Research and Technology, Vol 33, Iss , Pp 742-748 (2024)
The effect of displacement damage on the corrosion behavior in a molten FLiBe salt environment was investigated. The element distribution and microstructure around the grain boundaries (GBs) after corrosion were characterized. The results show a decr
Externí odkaz:
https://doaj.org/article/be9eca1b84074c2db9416942ce5f149e
Autor:
Liwei Wang, Mingming Quan, Zhen Tan, Ming Liu, Dianlong Wang, Xiao Yang, Ying Liu, Yaning Mao, Zhimin Liang, Fuqian Yang
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 733-738 (2024)
In this work, we demonstrate the feasibility of applying electric pulses to heal surface cracks on nickel-based alloy GH4169 under compressive load. There exists an incubation time for the onset of the healing of a crack, which is associated with loc
Externí odkaz:
https://doaj.org/article/07d2ad03c7b1487d844103aff53e50ef
Effect of biphasic interface on mechanical properties and deformation mechanism of nickel base alloy
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2858-2864 (2024)
The tensile properties of biphasic nickel-based nanopolycrystalline alloys (Ni–Ni3Al) at different temperatures were simulated by molecular dynamics. The results show that the tensile properties of the dual-phase nano-polycrystalline alloy are obvi
Externí odkaz:
https://doaj.org/article/d5508dfd5a1b4db18dc819620d570dbf
Autor:
Ruirui Wu, Zhuoyu Han, Bo Gao, Pengpeng Wu, Yuanhua Shuang, Huiqin Chen, Baosheng Liu, Zhixiong Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 2121-2130 (2024)
The microstructure, grain size, dislocation density, and crystal texture of a material vary owing to prestraining due to external forces. These changes directly affect the corrosion behavior of the material, thereby affecting the structural integrity
Externí odkaz:
https://doaj.org/article/90dfa84f9d19492ebb5dbe6c1ee1d99c
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 1350-1358 (2024)
In this study, the deformation and damage mechanisms of a high-concentration Re/Ru single-crystal nickel-based alloy at ultrahigh temperatures are studied via creep performance tests, microstructural observations and dislocation configuration diffrac
Externí odkaz:
https://doaj.org/article/fff42c27900f4ee1939aabf37a282719
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 627-642 (2024)
To achieve the uniform and fine-grained microstructures during thermal deformation of nickel-based superalloys, a novel two-stage deformation approach was employed, involving prior cold deformation treatment (PCDT) and subsequent thermal deformation.
Externí odkaz:
https://doaj.org/article/4c656bbb521049f2820149e5c4a4dc2d
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 9238-9246 (2023)
Hastelloy G30 is a typical representative of Ni–Cr–Fe–Mo–Cu alloys, which have excellent corrosion resistance and mechanical properties. High alloying-element content induces a risk of intermetallic precipitation, which is poorly eliminated i
Externí odkaz:
https://doaj.org/article/3f635781c2c44dce82b71ae60e452d9d
Autor:
Ayoub Ouarga, Tarik Zirari, Simbarashe Fashu, Mohammed Lahcini, Hicham Ben Youcef, Vera Trabadelo
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5105-5125 (2023)
Sulphuric acid (H2SO4) is widely used in various industrial processes, including fertilizer production. However, its highly corrosive nature poses a significant challenge to the materials used for transport and storage, particularly metals and alloys
Externí odkaz:
https://doaj.org/article/1e61817b783c4fd98e01eaf8fddbd964
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 5702-5712 (2023)
The isothermally hot compression tests of Incoloy 925 were conducted over a temperature range of 900–1150 °C and strain rate of 0.01–10 s−1 to investigate the dynamic recrystallization (DRX) kinetics behavior and its effect on the microstructu
Externí odkaz:
https://doaj.org/article/61de1e064a374609a47c5e629300457b
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 1335-1343 (2023)
Nickel-based coatings were prepared by laser cladding assisted with rotating magnetic field on mild steel substrates. The effects of rotating magnetic field on the defects, microstructure, residual stress, microhardness, and wear resistance of the co
Externí odkaz:
https://doaj.org/article/0c0163f2c6334815998d51423fcb167b