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Process optimization for improving toughness of 20Cr13 steel used for valve parts
Lü Chaojun, Wang Jianbo, Zhang Tiande, Tang Lina, Wu Guohua
Heat Treatment of Metals . 2021, (
10
): 209 -211 . DOI: 10.13251/j.issn.0254-6051.2021.10.037