Zobrazeno 1 - 10
of 830
pro vyhledávání: '"Solution heat treatment"'
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 69, Iss No 1, Pp 135-139 (2024)
A powder-bed-based additive manufacturing process called electron beam melting (EBM) is defined by high temperature gradients during solidification, which produces an extremely fine microstructure compared to the traditional cast material. However, p
Externí odkaz:
https://doaj.org/article/5fdee4235d6548c4b9178ebb6a4b5585
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 5523-5528 (2024)
Fast homogenization without incipient melting is the key to designing solution heat treatment (SHT) process for single crystal superalloys. In this paper, a multicomponent phase-field model coupled with solidus temperature is developed for dynamicall
Externí odkaz:
https://doaj.org/article/93ed6c638a724d7393b4c6ec79afd0ad
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 2991-2998 (2024)
Coarsening of the γ′ phases in Inconel 617 superalloy during long-term service can cause degradation of mechanical properties. In this study, we investigated the microstructural modulation of γ′ phases in γ matrix by heat treatments to obtain
Externí odkaz:
https://doaj.org/article/60fe9406e89d48d08b59d1877614930d
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 2602-2611 (2024)
Creep strength and toughness synergistic strengthening mechanism of Inconel625/BNi-2 brazed joint is investigated based on the post-brazing solid solution heat treatment (PSSHT). The heat treatment temperature of 1150 °C is adopted. The results show
Externí odkaz:
https://doaj.org/article/4ea90430aca443d99049a4048d633d0d
Publikováno v:
Materials & Design, Vol 241, Iss , Pp 112924- (2024)
Interrupted cooling experiments of FGH97 nickel-based powder metallurgy (PM) superalloy with different cooling rates were carried out using a DIL805A quenching dilatometer. The microstructural evolution of the γ′ precipitates during cooling after
Externí odkaz:
https://doaj.org/article/3b45a2dd9d834056beb31c58e08db7db
Publikováno v:
Fenmo yejin jishu, Vol 41, Iss 5, Pp 427-433 (2023)
The grain growth behavior of the fourth generation powder metallurgy (PM) superalloys was studied. The results indicate that the grain growth range is small when the heat treatment temperature is below the γ′ solution temperature, which is similar
Externí odkaz:
https://doaj.org/article/b32cd0c56a5e4c3998e06b68d2314dea
Autor:
Merve Nur Doğu, Seren Ozer, Mustafa Alp Yalçın, Kemal Davut, Güney Mert Bilgin, Muhannad Ahmed Obeidi, Håkan Brodin, Hengfeng Gu, Dermot Brabazon
Publikováno v:
Journal of Materials Research and Technology, Vol 24, Iss , Pp 8909-8923 (2023)
The effect of various solution heat treatment temperatures (i.e., 1120, 1160, 1200 and 1240 °C) on the microstructure, grain morphology and crystallographic texture of IN939 fabricated by powder bed fusion-laser beam (PBF-LB) was investigated. Micro
Externí odkaz:
https://doaj.org/article/90e0de948c9d4441b2df4065a4e2f624
Publikováno v:
Metals, Vol 14, Iss 7, p 769 (2024)
Heat treatment, particularly solution heat treatment, is a critical process in the preparation of powder metallurgy superalloys, where the cooling process significantly impacts the microstructure. This study, based on thermodynamic and kinetic databa
Externí odkaz:
https://doaj.org/article/9fdca85e1bd74709b125c90e15135bd3
Publikováno v:
Journal of Alloys and Metallurgical Systems, Vol 4, Iss , Pp 100042- (2023)
This study delves into the investigation of intermetallic compounds, specifically Al3Ni, Al3Sn, Al2Cu, Ni3Al, and their formation during the alloying additions and heat treatment procedures of Al-4%Cu alloy with the addition of Ni and Sn. After manuf
Externí odkaz:
https://doaj.org/article/9e3b157da22e4d22afdedac437c5bddf
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