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Št. zadetkov: 4
Wear mechanisms of PM-HIP tool steels under low and high-stress abrasion: role of carbide type and content
Rahul Kumar, Maksim Antonov, T. Berglund, T. H. Pampori, H. S. Maurya, Mart Viljus
Izvirni znanstveni članek
Oznake: wear resistance;carbide tool steels;powder metallurgy;HIP;high-stress abrasion;dry sand rubber wheel;ASTM G65;
Wear-resistant steels promote sustainability and offer an attractive combination of price and wear performance. This study evaluates the wear resistance of carbide-containing tool steels under low- and high-stress abrasion conditions. PM-HIP and vacuum heat-treated steels with varying carbide types ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Forming ability of the WC-based ceramic metal composites with different Fe-based binders by unique laser beam modulation
H. S. Maurya, K. Juhani, F. Sergejev, Rahul Kumar, A. Hussain, Konda Gokuldoss Prashanth
Izvirni znanstveni članek
Oznake: WC-based composites;SLM;laser beam modulation;microstructures;crack mitigation;
Additive manufacturing enables the production of cermet parts encompassing intricate geometries and tailored microstructures. The present study investigates the fabrication of WC-based Ceramic metal composites (CMC) with pure Fe and ferritic stainless steel (AISI Grade 430 L) green binders by contro ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Binder jetting 3D printing of green TiC-FeCr based cermets- effect of sintering temperature and systematic comparison study with laser powder bed fusion fabricated parts
H. S. Maurya, J. Marczyk, K. Juhani, F. Sergejev, Rahul Kumar, A. Hussain, Farid Akhtar, M. Hebda, Konda Gokuldoss Prashanth
Izvirni znanstveni članek
Oznake: TiC-Fe-based cermets;binder jetting;liquid phase sintering;microstructures;laser powder bed fusion;
The advancement of modern 3D printing technologies has opened the possibilities to fabricate different spectrums of materials using these technologies. Binder jetting 3D printing is a shaping-debinding-sintering-based Additive manufacturing process that selectively fabricates the parts in a layer-by ...
Leto: 2025 Vir: Fakulteta za strojništvo (UL FS)
Protocol for the ex-situ electrochemical performance evaluation of the high-temperature pemfc electrodes
Rajan Ma Maurya, Per Morgen, Sašo Gyergyek, Shuang Ma Andersen
Izvirni znanstveni članek
Oznake: elektrokatalizatorji;HT-PEMFC GDE;electrocatalysts;accelerated stress test;
Effect of pre-wetting on catalyst utilization and durability of high-temperature proton exchange membrane fuel cell (HT-PEMFC) gas diffusion electrodes (GDEs) was investigated in a three-electrode configuration. Pre-wetting protocols included treatment in ethanol-water mixture (0, 10, 50 and 100 % v ...
Leto: 2026 Vir: Institut Jožef Stefan (IJS)
Št. zadetkov: 4
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