Zobrazeno 1 - 10
of 2 860
pro vyhledávání: '"high temperature deformation"'
Publikováno v:
Materials Research Letters, Vol 12, Iss 11, Pp 869-876 (2024)
The sensitivity of grain boundary (GB) cracks often limits the high-temperature plasticity of superalloys. The 750 ℃ tensile deformation of fine-grained Ni-Co based wrought superalloys was observed in situ using a scanning electron microscope (SEM)
Externí odkaz:
https://doaj.org/article/b16e6048a21f47a0bc19f54d22da1772
Publikováno v:
Journal of Aeronautical Materials, Vol 44, Iss 2, Pp 133-142 (2024)
The high temperature deformation behavior of vacuum powder forging FGH95 alloy was studied by Gleeble-3800 thermal simulation testing machine. The hot compression test was carried out at the deformation temperature of 1090-1170 ℃ and the strain rat
Externí odkaz:
https://doaj.org/article/3522e08413f04214b82fbe4e2b3da295
Publikováno v:
Metalurgija, Vol 63, Iss 2, Pp 205-208 (2024)
In order to accurately describe the high temperature deformation behavior of GGG70L ductile iron, the thermal simulation experiments with deformation rate of 0,01~10 s-1 were carried out at 800~1 100 °C by Gleeble-1500D thermal simulation machine. T
Externí odkaz:
https://doaj.org/article/9535069800e746afaa2ba5af3c985a63
Autor:
Pawan Kumar
Publikováno v:
AIMS Materials Science, Vol 10, Iss 6, Pp 1121-1143 (2023)
The restoration mechanism (RM) and subgrain characteristics of 0.05C-1.52Cu-1.51Mn steel in single-hit plane strain compression (PSC) were investigated using a thermomechanical simulator (Gleeble). It was observed that at diminished deformation tempe
Externí odkaz:
https://doaj.org/article/69f78b4020744c80a1717fb5df022579
Publikováno v:
Metals, Vol 14, Iss 9, p 1064 (2024)
Aluminum matrix composites (AMCs) are designed to enhance the performance of conventional aluminum alloys for engineering applications at both room and elevated temperatures. However, the dynamic phase-specific deformation behavior and load-sharing m
Externí odkaz:
https://doaj.org/article/9e2cb69658304a6b8871ca340bf24c13
Autor:
Tuanwei Zhang, Tianxiang Bai, Renlong Xiong, Shunhui Luo, Hui Chang, Shiyu Du, Jinyao Ma, Zhiming Jiao, Shengguo Ma, Jianjun Wang, Zhihua Wang
Publikováno v:
Metals, Vol 14, Iss 7, p 749 (2024)
A novel Ni-Co-Cr-based medium-entropy superalloy with a high Si content (7.5 at%) strengthened by an L12 phase was developed. The pure L12 phase, characterized by an average size of 50 nm and a volume fraction of 46%, was precipitated within the FCC
Externí odkaz:
https://doaj.org/article/a4face1f1de74d03a871d682db637150
Autor:
Seng Min Han, Nam Seo Goo
Publikováno v:
Aerospace, Vol 11, Iss 6, p 479 (2024)
During the high-speed flight of a vehicle in the atmosphere, surface friction with the air generates aerodynamic heating. The aerodynamic heating phenomenon can create extremely high temperatures near the surface. These high temperatures impact mater
Externí odkaz:
https://doaj.org/article/2d63cc330a48472a89da355393e656f1
Publikováno v:
Materials, Vol 17, Iss 12, p 2969 (2024)
The 2024 aluminum alloy is one of the high-quality lightweight materials. Friction stir welding (FSW) has shown advantages in reducing welding defects and improving welding quality in 2024 aluminum alloys. Currently, the research regarding FSW joint
Externí odkaz:
https://doaj.org/article/6968d27dce1a45b9a388b99f52d15797
Autor:
Chen-Yuan Wang, Sae Matsunaga, Yoshiaki Toda, Hideyuki Murakami, An-Chou Yeh, Yoko Yamabe-Mitarai
Publikováno v:
Materials, Vol 17, Iss 10, p 2280 (2024)
The exceptional mechanical properties of Ni-based high entropy alloys are due to the presence of ordered L12 (γ′) precipitates embedded within a disordered matrix phase. While the strengthening contribution of the γ′ phase is generally accepted
Externí odkaz:
https://doaj.org/article/684eacde812548d6b3544a28d949ee5a
Autor:
Adriana Eres-Castellanos, Ana Santana, Luis Miguel Sanz-Moral, Rosalia Rementeria, Rebeca Hernández Pascual, Marta Serrano, Isaac Toda-Caraballo, Jose A. Jimenez, Francisca G. Caballero, Carlos Capdevila
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 2375-2382 (2022)
Grade 316 L is one of the most versatile austenitic stainless-steel products whose potential in laser powder bed fusion has been recently evaluated. A way of improving its properties is to add reinforcements, such as TiC nanoparticles, to promote dis
Externí odkaz:
https://doaj.org/article/7152d7c70f2e4cb58bffcbab44ddd3ff