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2018 №02 (02) DOI of Article
10.15407/sem2018.02.03
2018 №02 (04)

Современная электрометаллургия 2018 #02
Современная электрометаллургия, 2018, #2, 28-36 pages
 

Современные рельсовые стали и возможности ЭШП (Обзор). Сообщение 2. Требования стандартов к химическому составу стали для железнодорожных рельсов магистральных путей

. Б. Медовар, А. П. Стовпченко, А. А. Полишко, Д. А. Коломиец, Е. А. Педченко, В. А. Зайцев


Институт электросварки им. Е. О. Патона НАН Украины. 03150, г. Киев, ул. Казимира Малевича, 11. E-mail: office@paton.kiev.ua
 
Abstract
Сделано сравнение отечественного стандарта на железнодорожные рельсы и современных зарубежных. Показано, что в Украине требования к железнодорожным рельсам значительно мягче по сравнению с зарубежными и не обеспечивают современного уровня их качества. Проанализирована связь современных металлургических технологий производства рельсов и их качества, в частности возможности использования вакуум-углеродного раскисления рельсовой стали и отказа от раскисления алюминием. Показана целесообразность разработки нового стандарта Украины на железнодорожные рельсы и возможность использования электрошлакового переплава для рельсов высокого качества. Библиогр. 27, табл. 3.

Ключевые слова: железнодорожные рельсы; рельсовые стали; бейнитные; перлитные; гиперэвтектоидные; вакуум-углеродное раскисление; макроструктура; электрошлаковый переплав; стандарт
 
Received:                02.05.18
Published:               25.05.18
 
 
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