Výsledky vyhledávání - "Jiřina VONTOROVÁ"

Akademický článek

Low-Carbon Steel Formed by DRECE Method with Hot-Dip Zinc Galvanizing and Potentiodynamic Polarization Tests to Study Its Corrosion Behavior

Autor: Jiřina Vontorová, Vlastimil Novák, Petra Váňová

Publikováno v: Metals, Vol 14, Iss 9, p 993 (2024)

The use of low-carbon unalloyed steel with minimal silicon content is widespread in structural steel and automotive applications due to its ease of manipulation. The mechanical properties of this steel can be significantly enhanced through severe pla

Externí odkaz: https://doaj.org/article/ab8e016360ca42c488747e255486144e

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Akademický článek

Variability in the Distinctive Features of Silica Sands in Central Europe

Autor: Martina Bašistová, Jiřina Vontorová, Simona Zlá, Monika Kawuloková, Petr Lichý, Tomáš Dvorský

Publikováno v: Buildings, Vol 14, Iss 1, p 279 (2024)

Quality quartz sand is globally utilized in construction due to its availability and economic factors, especially in the production of composite cements. Despite its positive properties, quartz sand also has several disadvantages. The dilation of qua

Externí odkaz: https://doaj.org/article/2957d9b7ca264db0b37826ef00f91195

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Akademický článek

Impact of Ni on the thermophysical and thermodynamic properties of Fe–C–Ni based alloys

Autor: Ľubomíra Drozdová, Bedřich Smetana, Mario Machů, Vlastimil Novák, Jiřina Vontorová, Simona Zlá, Monika Kawuloková, Lenka Řeháčková, Svetlana Sorokina

Publikováno v: Journal of Materials Research and Technology, Vol 20, Iss , Pp 4318-4332 (2022)

Three model alloys based on Fe-C-Ni were studied containing carbon between 0.338 and 0.382 wt. % and nickel between 1.084 and 4.478 wt. %. Phase transition temperatures, heat capacity, enthalpy change, heat of fusion, coefficient of thermal expansion

Externí odkaz: https://doaj.org/article/1d3cac70821d4e9ab2f7a5ede23e252e

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Akademický článek

Processing of Metal Waste—Sludge from the Galvanizing Plants

Autor: Jaromír Drápala, Hana Rigoulet, Silvie Brožová, Jitka Malcharcziková, Šárka Langová, Jiřina Vontorová, Václav Nétek, Jaroslav Kubáč, Dominik Janáček

Publikováno v: Metals, Vol 12, Iss 11, p 1947 (2022)

This paper deals with the possibility of obtaining zinc from waste galvanic sludge, which is formed during galvanic plating. The aim of the experimental and practical part was to obtain zinc after the leaching of galvanic sludge. Leaching was perform

Externí odkaz: https://doaj.org/article/2584c0c8554e4a22a4b09d94e3f2d5dc

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Akademický článek

Determination of carburized layer thickness by GDOES method

Autor: Jiřina Vontorová, Petra Váňová

Publikováno v: AIMS Materials Science, Vol 5, Iss 1, Pp 34-43 (2018)

The aim of this paper is to consider the possibility of using Glow Discharge Optical Emission Spectroscopy (GDOES) for determination of carburized layer thickness. Carburized layer increases the hardness of basic material (low carbon steels with carb

Externí odkaz: https://doaj.org/article/2378b63441f44d1d921edcce2c7283c8

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