Zobrazeno 1 - 10
of 170
pro vyhledávání: '"Opěla P."'
Publikováno v:
Journal of Mining and Metallurgy. Section B: Metallurgy, Vol 55, Iss 3, Pp 413-426 (2019)
The CCT and two DCCT diagrams were constructed for the HSLA steel containing Cr, V, Nb, and N microadditions, taking into account industrial processing parameters of this material in a seamless tubes rolling mill. The typical finish hot rolling tempe
Externí odkaz:
https://doaj.org/article/77a2fcd87d674abaa691322bd36e28f3
Autor:
Schindler I., Hadasik E., Kopeček J., Kawulok P., Fabík R., Opěla P., Rusz S., Kawulok R., Jabłońska M.
Publikováno v:
Archives of Metallurgy and Materials, Vol 60, Iss 3, Pp 1693-1702 (2015)
Use of the protective steel capsules enabled to manage the laboratory hot flat rolling of the extremely brittle as-cast aluminide Fe-40at.%Al-Zr-B with the total height reduction of almost 70 %. The hot rolling parameters were optimized to obtain the
Externí odkaz:
https://doaj.org/article/c17aff82c7584d37aa769fa80c73e32a
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 68, Iss No 2, Pp 741-747 (2023)
A simple methodology was used for calculating the equivalent strain values during forming the sample alternately in two mutually perpendicular directions. This method reflects an unexpected material flow out of the nominal deformation zone when formi
Externí odkaz:
https://doaj.org/article/ed347f8d4dfb4eca8d685d85ba73049f
Publikováno v:
Metals, Vol 13, Iss 11, p 1902 (2023)
Due to their versatile properties, austenitic stainless steels have a wide application potential, including in specific fields, such as the nuclear power industry. ChN35VT steel is a chromium–nickel–tungsten type of steel stabilized by titanium,
Externí odkaz:
https://doaj.org/article/dc8f915ab2174b078159fc515915af78
Akademický článek
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Publikováno v:
Journal of Materials Research and Technology, Vol 14, Iss , Pp 1837-1847 (2021)
In recent years, the study of the hot deformation behavior of various materials is significantly marked by an increasing utilization of artificial neural networks, which are frequently employed for a hot flow curve description. This specific kind of
Externí odkaz:
https://doaj.org/article/40fecdeaa05f49dfb522ba89ff5de722
Publikováno v:
Materials & Design, Vol 220, Iss , Pp 110880- (2022)
In recent years, the utilization of artificial neural networks (ANNs) as regression models to solve the issue of hot flow stress forecasting has become a standard approach. In a connection with this kind of regression issue, employed ANNs are usually
Externí odkaz:
https://doaj.org/article/b433fb03031249c39966967bf713c57f
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 66, Iss No 1, Pp 223-228 (2020)
Suitable and complete sets of stress-strain curves significantly affected by dynamic recrystallization were analyzed for 11 different iron, copper, magnesium, titanium or nickel based alloys. Using the same methodology, apparent hot deformation activ
Externí odkaz:
https://doaj.org/article/d031a3387fa24529bdef57f4776a7367
Akademický článek
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Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 63, Iss No 4, Pp 1785-1792 (2018)
Influence of the initial grain size on hot deformation behavior of the low-alloy Mn-Ti-B steel was investigated. The uniaxial compression tests were performed in range of the deformation temperatures of 900-1200°C and strain rates of 0.1-10 s–1. O
Externí odkaz:
https://doaj.org/article/8972a4f607b84ba6b603e16d122a1fc6