Influence of Rare Earth Metals on Microstructure and Inclusions Morphology G17CrMo5-5 Cast Steel

Autor: Kasińska J.
Jazyk: angličtina
Rok vydání: 2014
Předmět:
Zdroj: Archives of Metallurgy and Materials, Vol 59, Iss 3, Pp 993-996 (2014)
Druh dokumentu: article
ISSN: 2300-1909
DOI: 10.2478/amm-2014-0166
Popis: This paper presents influence of rare earth metals (REM) on the microstructure and morphology of non-metallic inclusions of G17CrMo5-5 cast carbon steel The research has been performed on successive industrial melts. Each time about 2000 kg of liquid metal was modified. The REM was in the form of mishmetal of the composition 49, 8% Ce, 21, 8% La, 17, 1% Nd, 5, 5% Pr and 5, 35% the rest of REM. Therareearth metals were put into the ladle during tapping of heat melt from the furnace.
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