The effect of sulfur on the contact angle between liquid eutectic Fe-V-C alloy and VC substrate and on the microstructure of the alloy

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Abstract:

The sessile drop technique was used to evaluate the contact angle between liquid eutectic Fe-11wt%V-2.3wt%C alloy and VC substrate. This alloy solidifies through a eutectic reaction that starts at 1320°C and leads to the formation of the faceted/non-faceted austenite-VC eutectic. The effect of sulfur on the contact angle and on morphology of the austenite-VC eutectic in both non-directionally and unidirectionally solidified specimens was investigated. It was shown that sulfur increases the contact angle and modifies the eutectic morphology, thus indicating a relationship between eutectic morphology and liquid eutectic/faceted phase VC interfacial energy


Reference:
BOCCALINI JR., Mario; CORRÊA, Alzira Vicente de Oliveira. The effect of sulfur on the contact angle between liquid eutectic Fe-V-C alloy and VC substrate and on the microstructure of the alloy. Materials Science Forum, v.790-791, p.361-366, 2014

BOCCALINI JUNIOR, Mario; CORRÊA, Alzira Vicente de Oliveira. The effect of sulfur on the contact angle between liquid eutectic Fe-V-C alloy and VC substrate and on the microstructure of the alloy. In: INTERNATIONAL CONFERENCE ON SOLIDIFICATION AND GRAVITY, 6., 2014, Miskolc. Papers. ROÓSZ A.; TOMOLYA, K. Solidification and gravity 6. Zurich: Trans Tech Publi., 2014. p.361-366. (Materials Science Forum, v.790-791)

Access to the summary article on the site Scientific.Net:
www.scientific.net/MSF.790-791.361

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