Zobrazeno 1 - 10
of 2 612
pro vyhledávání: '"Cemented Carbides"'
Publikováno v:
Materials & Design, Vol 247, Iss , Pp 113431- (2024)
Due to elevated potential associated with the extremely vast compositional space of high-entropy alloys (HEAs), there is a significant drive to explore these alloys in high-performance contexts such as intensive wear and oxidative environments. In th
Externí odkaz:
https://doaj.org/article/ce44302c0b4f4f6e9f268d52449883b0
Publikováno v:
Fenmo yejin jishu, Vol 42, Iss 2, Pp 184-191 (2024)
Inhomogeneous structure WC−6Co cemented carbides with the different Y2O3 additions (mass fraction) were prepared by low pressure sintering. The microstructure and properties of the cemented carbides were investigated by scanning electron microscope
Externí odkaz:
https://doaj.org/article/b05fd34239ac4656a6b269f2f72683c1
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Publikováno v:
Eclética Química, Vol 49 (2024)
Cemented carbide alloys are well known powder metallurgically processed materials used for a wide range of tooling and components that require a good balance of hardness and fracture toughness, together with wear resistance. After 100 years of the fi
Externí odkaz:
https://doaj.org/article/508b127469be4eb593eff0c36bfa10ba
Autor:
Liu, Jiaying a, Zhao, Zhiwei a, ⁎, Jiang, Hao a, b, Zhao, Xiaomiao a, Zhang, Shijie a, Guan, Chunlong a, Ye, Jinwen b, Chen, Zheng c
Publikováno v:
In Journal of Alloys and Compounds 5 January 2025 1010
Publikováno v:
Fenmo yejin jishu, Vol 42, Iss 3, Pp 226-233, 254 (2024)
The WC–xVC composite powders were synthesized by two-step carbothermal reduction process, and the WC–Co–VC cemented carbides with different mass fraction of Co (6% and 10%) were prepared by vacuum sintering method using the WC–xVC composite p
Externí odkaz:
https://doaj.org/article/67148714187d400c817ff76752389289
Publikováno v:
Fenmo yejin jishu, Vol 41, Iss 6, Pp 586-592 (2023)
The suppression technology assisted by longitudinal ultrasonic vibration was proposed to solve the problems of poor powder fluidity, uneven particle size distribution, and poor mechanical properties for the coarse-grained WC−10Co cemented carbides.
Externí odkaz:
https://doaj.org/article/516b8abb4a1f4233b44323ecdee49183
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 5822-5839 (2023)
Ultrafine/nano WC–Co cemented carbide is widely used because of its high hardness, strength, toughness, and other comprehensive properties. However, WC grain growth during preparation is a persistent issue that hinders the development of this type
Externí odkaz:
https://doaj.org/article/d08a7db00a094fe8aaf080a7f416fb81
Autor:
Can Hu, Chong Chen, Jianqing Sun, Shizhong Wei, Yong Du, Kunming Pan, Changji Wang, Hua Yu, Tao Jiang
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 7213-7223 (2023)
Two-step sintering to prepare gradient cemented carbides tends to the grain growth of hard phases, which adversely affects the mechanical properties. Spark plasma sintering is a promising pre-sintering process to mitigate grain growth by rapid protot
Externí odkaz:
https://doaj.org/article/353082c7377c43db917b5f04ef0b81bb
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 68, Iss No 3, Pp 1205-1210 (2023)
The research aims to develop a novel and safer milling route to produce Hard Metals. Considering the risks associated with milling fine particles under organic solvents, especially the increased fire and explosion risks, we propose milling under aque
Externí odkaz:
https://doaj.org/article/4110741574b74463b72c1895e38f925d