AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines

The paper presents chosen properties and microstructure of AlSi17Cu5Mg alloy as future material for casting pistons in automotive industry. Tests were conducted to elaborate technology of preparation, assessment of crystallisation parameters and shaping the primary structure of the silumin with the...

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Main Author: J. Piątkowski
Format: Article
Language:English
Published: Croatian Metallurgical Society 2015-07-01
Series:Metalurgija
Subjects:
Online Access:http://hrcak.srce.hr/file/194449
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author J. Piątkowski
author_facet J. Piątkowski
author_sort J. Piątkowski
collection DOAJ
description The paper presents chosen properties and microstructure of AlSi17Cu5Mg alloy as future material for casting pistons in automotive industry. Tests were conducted to elaborate technology of preparation, assessment of crystallisation parameters and shaping the primary structure of the silumin with the aim to improve the working parameters and the functioning efficiency in cylinder-piston system. Refinement of Si crystals, achieved due to overheating above the temperature T<sub>liq</sub>. causes that the alloy reaches satisfactory properties in working chamber of the engine are optimised. Such condition of material characteristics causes that hypereutectic silumins, for chosen applications in transport, may serve as an alternative to Al - Si alloys of hypoeutectic and near - eutectic type.
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spelling doaj.art-168619a6b1ce48e2a9dd270f06c37e2d2022-12-22T03:28:17ZengCroatian Metallurgical SocietyMetalurgija0543-58461334-25762015-07-01543511514AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion enginesJ. PiątkowskiThe paper presents chosen properties and microstructure of AlSi17Cu5Mg alloy as future material for casting pistons in automotive industry. Tests were conducted to elaborate technology of preparation, assessment of crystallisation parameters and shaping the primary structure of the silumin with the aim to improve the working parameters and the functioning efficiency in cylinder-piston system. Refinement of Si crystals, achieved due to overheating above the temperature T<sub>liq</sub>. causes that the alloy reaches satisfactory properties in working chamber of the engine are optimised. Such condition of material characteristics causes that hypereutectic silumins, for chosen applications in transport, may serve as an alternative to Al - Si alloys of hypoeutectic and near - eutectic type.http://hrcak.srce.hr/file/194449Al - Si cast alloymechanical propertiesmicrostructure of silumins
spellingShingle J. Piątkowski
AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
Metalurgija
Al - Si cast alloy
mechanical properties
microstructure of silumins
title AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
title_full AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
title_fullStr AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
title_full_unstemmed AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
title_short AlSi17Cu5Mg alloy as future material for castings of pistons for internal combustion engines
title_sort alsi17cu5mg alloy as future material for castings of pistons for internal combustion engines
topic Al - Si cast alloy
mechanical properties
microstructure of silumins
url http://hrcak.srce.hr/file/194449
work_keys_str_mv AT jpiatkowski alsi17cu5mgalloyasfuturematerialforcastingsofpistonsforinternalcombustionengines