Results 21 to 30 of about 6,033 (240)

Effects of Cr concentration on the microstructure and properties of WC-Ni cemented carbides

open access: yesJournal of Materials Research and Technology, 2020
Based on thermodynamic calculations, WC-Ni-Cr3C2 model alloys with high Ni content have been designed by fixing the carbon potential to form either graphite or eta (M6C) phases.
Guoping Li   +5 more
doaj   +1 more source

Research status and development trend of new nanocrystalline cemented carbides

open access: yesFenmo yejin jishu, 2022
Nanocrystalline cemented carbides have been widely used in the electronics information, automobile manufacturing, aerospace, national defense, and military industry due to the excellent performance. The development of nanocrystalline cemented carbides in
WANG Qian-yu   +4 more
doaj   +1 more source

Characterization of grain boundary character distribution in cemented carbides via a stereological method [PDF]

open access: yesProcessing and Application of Ceramics, 2022
This paper reports the interdisciplinary approach of simultaneous use of a stereological method, namely the five parameter analysis (FPA) method and the grain boundary character distribution (GBCD) in cemented carbides.
Yuan Xiaokun, Ji Yuan
doaj   +1 more source

Evaluation of the performance of coated and uncoated carbide tools in drilling thick CFRP/aluminium alloy stacks [PDF]

open access: yes, 2013
This paper aims to establish the wear mechanisms of coated and uncoated tungsten carbide drills when drilling carbon fibre reinforced plastics (CFRP)/aluminium alloy (Al) stacks. During the drilling experiments, thrust forces were measured.
MONTOYA, Maxime   +3 more
core   +1 more source

Study on the Properties of Coated Cutters on Functionally Graded WC-Co/Ni-Zr Substrates with FCC Phase Enriched Surfaces

open access: yesCrystals, 2021
Currently, the research on mechanical behavior and cutting performance of functionally graded carbides is quite limited, which limits the rapid development of high-performance cemented carbide cutting tools.
Shidi Li   +9 more
doaj   +1 more source

Ultrafine/nano WC-Co cemented carbide: Overview of preparation and key technologies

open access: yesJournal of Materials Research and Technology, 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 of ...
Yucheng Wu   +4 more
doaj   +1 more source

A Fuzzy Evaluation of Tool Materials in the Turning of Marine Steels

open access: yesMetals, 2021
To recommend one suitable tool material for the cutting of marine steels under special conditions and requirements in emergency rescues of capsized steel ships, the cermet tools, cemented carbide tools and coated carbide tools were evaluated using a ...
Qingzhong Xu   +4 more
doaj   +1 more source

Effect of surface finishing such as sand-blasting and CrAlN hard coatings on the cutting edge’s peeling tools’ wear resistance [PDF]

open access: yes, 2009
The authors would like to thank IonBond (Chassieu-France) who made the sand-blasting treatments and the Regional Council of Burgundy and CTBA (Wood and Furniture Technical Centre) for their financial support.The aim of this study is first to define the ...
NOUVEAU, Corinne   +9 more
core   +1 more source

Effect of titanium addition on microstructure and mechanical properties of WC-Ni3Al cemented carbide

open access: yesCailiao gongcheng, 2022
Ti-doped WC-Ni3Al cemented carbide was prepared by spark plasma sintering for improving mechanical properties. The effect of different Ti contents on the microstructure and mechanical properties of WC-Ni3Al cemented carbide was investigated.
WU Zuji   +5 more
doaj   +1 more source

A Potentially Repairable Composite Coating for Significantly Enhancing Wear and Corrosion Resistance of Magnesium Alloy

open access: yesLubricants
The AZ31 magnesium alloy is an attractive lightweight metallic material, but its low corrosion resistance and wear resistance significantly limit its widespread application in fields such as aerospace, the automotive industry, and mechanical engineering.
Yueyu Huang   +6 more
doaj   +1 more source

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