Structural and Functional Materials

Obtaining multi-component chrome plated coatings for press tooling equipment Borys Sereda ORCID: https://orcid.org/0000-0002-9518-381X Dniprovsk State Technical University Andrii Udod ORCID: https://orcid.org/0000-0001-8029-4878 Dniprovsk State Technical University The purpose of our study is to obtain multicomponent chrome coatings alloyed with titanium and aluminum to strengthen the working surfaces of parts operated under aggressive conditions on equipment for vulcanizing products from new elastomeric materials using modern methods of surface hardening of materials, including the SHS technology, with the main goal of developing new …

Choice and justification of the method of titanium welding with platinum Anatolii Sanin ORCID: https://orcid.org/0000-0002-5614-3882 Oles Honchar Dnipro National University Ihor Mamchur ORCID: https://orcid.org/0000-0002-9957-5685 Oles Honchar Dnipro National University Tetiana Nosova ORCID: https://orcid.org/0009-0009-1591-8811 Oles Honchar Dnipro National University Stella Mamchur ORCID: https://orcid.org/0009-0004-1600-6068 Oles Honchar Dnipro National University The purpose of this work is to select a technology for joining platinum foil and titanium, as well as to develop welding modes. The analysis showed that diffusion welding of platinum foil with …

The influence of modification on the structure and mechanical properties of aluminum alloys Tetiana Nosova ORCID: https://orcid.org/0009-0009-1591-8811 Oles Honchar Dnipro National University Stella Mamchur ORCID: https://orcid.org/0009-0004-1600-6068 Oles Honchar Dnipro National University The purpose of this work is to form the structure of an aluminum alloy for the brake housing of a wind power plant under given operating conditions. Mechanical impacts associated with the operation and transportation of products include overloads, vibrations, shocks, and acoustic loads. Climatic influences are characterized by …

Non-metallic inclusions study and characteristics of KP-T wheel steel under the influence of modification Serhii Polishko ORCID: https://orcid.org/0000-0003-4388-2317 Oles Honchar Dnipro National University Tetiana Nosova ORCID: https://orcid.org/0009-0009-1591-8811 Oles Honchar Dnipro National University Stella Mamchur ORCID: https://orcid.org/0009-0004-1600-6068 Oles Honchar Dnipro National University This article dials with railway wheels production for trains on carbon wear-resistant steels. With increasing global demands and fierce competition, there arises a need to explore alternative solutions for enhancing the quality of such wheels beyond traditional methods like …

Structure and phase composition of films Fe–Si–B-Cu–Nb and Fe–Si–B–Ni–Mo Serhii Riabtsev ORCID: https://orcid.org/0000-0002-2889-5278 Oles Honchar Dnipro National University Oleksandr Kushnerov ORCID: https://orcid.org/0000-0002-9683-2041 Oles Honchar Dnipro National University Valerii Bashev ORCID: https://orcid.org/0000-0002-3177-0935 Dniprovsk State Technical University The influence of modernized three-electrode ion-plasma sputtering of a complex target based on the Fe-Si-B system with Cu, Nb or Ni, Mo additives on the structure and properties of sputtered films has been studied. The formation of amorphous and nanocrystalline phases in the films was …

The structure and mechanical properties of a multicomponent alloy of the Al-Co-Cr-Cu-Fe-Ni system obtained by quenching from the melt Oleksandr Kushnerov ORCID: https://orcid.org/0000-0002-9683-2041 Oles Honchar Dnipro National University Valerii Bashev ORCID: https://orcid.org/0000-0002-3177-0935 Dniprovsk State Technical University Serhii Riabtsev ORCID: https://orcid.org/0000-0002-2889-5278 Oles Honchar Dnipro National University This study investigates the influence of cooling rate on the microstructure, phase formation, and mechanical properties of the high-entropy alloy (HEA) Al4CoCrCuFeNi. X-ray diffraction analysis revealed a fascinating interplay between cooling rate and phase composition. …