Zobrazeno 1 - 10
of 318
pro vyhledávání: '"Trytek A."'
Publikováno v:
Archives of Foundry Engineering, Vol 17, Iss 4, Pp 119-122 (2017)
The paper deals with susceptibility of nodular cast iron with ferritic-pearlitic matrix on cavitation erosion. Cavitation tests were carried out with the use of a cavitation erosion vibratory apparatus employing a vibration exciter operated at freque
Externí odkaz:
https://doaj.org/article/15812f1b721b48149a71c3eae48097d3
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 4, Pp 222-226 (2016)
The paper presents results of metallographic examination of faults occurring in the course of founding thin-walled cast-iron castings in furan resin sand molds. A non-conformance of the scab type was Observed on surface of the casting as well as sand
Externí odkaz:
https://doaj.org/article/9d3af04758e946d7a2e2ba9213b54705
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 3, Pp 133-136 (2016)
The paper is a presentation of a study on issues concerning degradation of protective paint coat having an adverse impact on aesthetic qualities of thin-walled cast-iron castings fabricated in furan resin sand. Microscopic examination and microanalys
Externí odkaz:
https://doaj.org/article/53e586a409f1440793ce1ede2e3fdc62
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 3, Pp 125-128 (2016)
The cooling rate is one of the main tools available to the process engineer by means of which it is possible to influence the crystallisation process. Imposing a desired microstructure on a casting as early as in the casting solidification phase wide
Externí odkaz:
https://doaj.org/article/a8074f3878a34f8fb1a59e94011bff51
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 3, Pp 129-132 (2016)
The paper deals with the effect of microstructure diversified by means of variable cooling rate on service properties of AlSi7Mg cast alloy refined traditionally with Dursalit EG 281, grain refining with titanium-boron and modified with sodium and a
Externí odkaz:
https://doaj.org/article/e1188b7688eb44cc83d91fd205d1473c
Autor:
Orłowicz A. W., Mróz M., Tupaj M., Trytek A., Kupiec B., Korzeniowski M., Pająk D., Sondej K., Kozak L.
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 2, Pp 55-60 (2016)
The paper presents results of an analysis of material density distribution in stampings press-moulded in metal dies from raw refractory materials based on alumina-magnesia-carbon aggregate. The stampings, fabricated on LAEIS HPF 1250 pressing machine
Externí odkaz:
https://doaj.org/article/6cbbda75eb7844ada6f890b1806b1c1b
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 2, Pp 95-98 (2016)
NC11 steel, in view of the specificity of its manufacturing process, is characterised with band-like orientation of carbides. Depending on the direction of cutting the material for the inserts out of commercially available steel products, carbide ban
Externí odkaz:
https://doaj.org/article/8c51cbf912174d45ae371967e575e217
Autor:
Orłowicz A.W., Mróz M., Cisek Z., Tupaj M., Trytek A., Kupiec B., Korzeniowski M., Sondej K., Kozak L.
Publikováno v:
Archives of Foundry Engineering, Vol 16, Iss 2, Pp 61-68 (2016)
The paper presents results of assessment of the unit pressure force within the refractory material volume in the course press-moulding of stampings for refractory precast shapes. The force was evaluated with the use of physical simulation of deformat
Externí odkaz:
https://doaj.org/article/67e701c05a344b7db3681294516202fd
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 4, Pp 51-54 (2015)
The paper proposes a methodology useful in verification of results of dilatometric tests aimed at determination of temperatures defining the start and the end of eutectoid transformation in the course of ductile cast iron cooling, based on quenching
Externí odkaz:
https://doaj.org/article/23b48942effc49a1b49905ccb75433c7
Publikováno v:
Archives of Foundry Engineering, Vol 15, Iss 2, Pp 75-78 (2015)
Elaborated shapes of many car components are the reason for which the use of casting techniques to fabricate them is a solution well founded from the economical point of view. Currently applicable regulatory requirements concerning emissions of exhau
Externí odkaz:
https://doaj.org/article/6c819db8799d4b7dbfbfbdba79a57962