Recovery of metal matrix composite drilling tools using a WC-Ni/Cr TIG-hardfacing technology

M Hebib, L Choukrane, B Cheniti, L Faghi… - Wear, 2024 - Elsevier
The recovery of worn and damaged drilling tools in oil and petroleum industries, which no
longer meet reliable technological use, could significantly reduce the drilling cost and …

Study on the Influence of Warm Die Compaction Behavior on the Mechanical Properties of Iron-Based Powder Materials

Q Shi, D Chen, Q Pan, J Peng - Journal of Materials Engineering and …, 2024 - Springer
Conventional powder metallurgy processes are often associated with poor strength due to
the presence of porosity. Warm die compaction methods have been shown to be effective in …

Formation of core-rim structure and interface toughening mechanism in cast WC-FeCoNiCrMo (HEA) based composite materials

L Gao, Z Guo, C Chen, Z Wang, D Zhang… - International Journal of …, 2023 - Elsevier
The aim of the work is to improve the toughness of cast WC-based composite material by
introducing FeCoNiCrMo high-entropy alloy (HEA) into the system. The results indicated that …

The Influence of Surface Extrusion Densification on the Microstructure and Mechanical Properties of Iron-Based Powder Metallurgy Gears

Q Shi, D Chen, Z Liu, J Peng, Q Pan - Powder Metallurgy and Metal …, 2024 - Springer
In this study, the surface extrusion densification process is used to improve the surface
density, hardness, and mechanical strength of powder metallurgy gears. A mixture of pre …