Zobrazeno 1 - 10
of 5 158
pro vyhledávání: '"high-speed steel"'
Publikováno v:
Teshugang, Vol 45, Iss 4, Pp 68-76 (2024)
In this paper， a transverse static magnetic field was applied in the electroslag remelting （ESR） process of M2 high-speed steel. The effects of superimposed transverse static magnetic field on the solidification structure， inclusions and mech
Externí odkaz:
https://doaj.org/article/3eca1f5dca63445ba6943b94dfbc199c
Publikováno v:
Teshugang, Vol 45, Iss 4, Pp 146-152 (2024)
Based on the need of high wear resistance， a new kind of high-vanadium high-speed steel named W3Mo4Cr5V6 was designed. The transformation behavior of metastable M2C carbides in the high temperature heating process of the steel was analyzed by means
Externí odkaz:
https://doaj.org/article/862f3255928f4a4fb1aefa1f361ff8ed
Publikováno v:
Arabian Journal of Chemistry, Vol 17, Iss 9, Pp 105940- (2024)
High-speed steel (HSS) rolls operate in harsh conditions, making them vulnerable to surface degradation. Material removal technology for repairing defective HSS roll surfaces is the most effective way to maintain their integrity and reduce production
Externí odkaz:
https://doaj.org/article/fbdede3b47e54257ae98f5e3aad7e1a7
Autor:
Walid Khraisat, Wisam Abu Jadayil
Publikováno v:
Heliyon, Vol 10, Iss 13, Pp e33925- (2024)
The microstructure of liquid phase sintered M3:2 high speed steel and the effect of adding carbon and silicon on the microstructure was characterized by scanning electron microscopy, dispersive spectrometry, and X-ray diffraction. Various types of ca
Externí odkaz:
https://doaj.org/article/afe84c737ff141cca43e3fe78ec6c48e
Publikováno v:
Metals, Vol 14, Iss 10, p 1146 (2024)
The oxygen content of M2 high-speed steel has not been intentionally controlled in industrial production through secondary refinement in vacuum furnaces. However, a lower oxygen content has a significant effect on the cleanliness, toughness, and addi
Externí odkaz:
https://doaj.org/article/c34d5cc82e64408da6f8fb1d82e9e4e3
Autor:
Deyin Zhang, Tianyu Lu, Xu Hao, Yixiao Wu, Jiaxun Zhang, Mingming Sun, Baorui Jia, Haoyang Wu, Mingli Qin, Xuanhui Qu
Publikováno v:
Metals, Vol 14, Iss 10, p 1160 (2024)
The microstructure and properties of powder metallurgy high-speed steel prepared by hot isostatic pressing with different heat treatments have been studied. The microstructure, phase composition, effect of quenching and tempering parameters, fracture
Externí odkaz:
https://doaj.org/article/262cc0f120874a8b98cce59e6619e816
Publikováno v:
Journal of Engineering and Applied Science, Vol 70, Iss 1, Pp 1-26 (2023)
Abstract Increasing the quality and productivity of machined components are the main issues of machining operations in metalworking industries. The copper alloys CuZr and CuCrZr generally find applications for current-carrying structural components,
Externí odkaz:
https://doaj.org/article/55e8e8db4b084bbf86e807a6cde5a112
Publikováno v:
Успехи физики металлов, Vol 24, Iss 3, Pp 446-469 (2023)
We review the works on the technologies of high-speed steels (HSSs) production. Different methods for improving the structure homogeneity of HSSs are considered. State-of-the-art techniques for controlling the structure of steels, the advantages and
Externí odkaz:
https://doaj.org/article/060418dd2cad4dc2a8f3f2a765ec8426
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 1697-1711 (2023)
High-speed steel (HSS) rolls modified by different additions of NbC were prepared. The microstructure of as-cast and heat-treated NbC-modified HSS rolls were observed by means of optical microscope (OM), scanning electron microscope (SEM) and energy
Externí odkaz:
https://doaj.org/article/70ac8bd8b23741f584824a881ae7fccc
Publikováno v:
Metals, Vol 14, Iss 6, p 663 (2024)
In the present work, a study of the fatigue strength of two materials widely used in the production of molds, namely, the AISI P20 and AISI H13 steels, is presented. The tests were performed at a constant amplitude with a stress ratio of R = 0 using
Externí odkaz:
https://doaj.org/article/02e6488227824b06a37a2101e721a907