Investigation of the Effect of High-Speed Electrothermal Treatment on the Structure of a Welded Joint Made of Low-Alloy Structural Steel

Autor: Igor U. Kudelko, Aleksandr G. Sidorenko, Ivan I. Wegera, Alexander V. Ziziko
Jazyk: English<br />Russian
Rok vydání: 2024
Předmět:
Zdroj: Механика машин, механизмов и материалов, Iss 2(67), Pp 61-68 (2024)
Druh dokumentu: article
ISSN: 1995-0470
2518-1475
DOI: 10.46864/1995-0470-2024-2-67-61-68
Popis: The studies’ results of the high-speed electrothermal treatment effect on the structure and hardness of various zones of welded joints made of low-alloy structural steel 10ХСНД (10KhSND) are presented. It is shown that carrying out high-speed electrothermal treatment at 950–980 °C leads to the formation of a homogeneous, fine-grained ferrite-perlite microstructure with practically unchanged hardness values in all zones of the welded joint except for the weld root, where slightly higher values of microhardness are registered.
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