Zobrazeno 1 - 10
of 130
pro vyhledávání: '"S. Hafenstein"'
Publikováno v:
Progress in Additive Manufacturing. 5:305-313
Laser powder-bed fusion has become one of the most important techniques in additive manufacturing. For guaranteeing the possibility of manufacturing highly specialized and advanced components, currently intensive research is carried out in this field
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0163c7df62131cac3902c570844b7244
https://doi.org/10.1007/s40964-020-00131-9
https://doi.org/10.1007/s40964-020-00131-9
Autor:
S. Hafenstein, Ewald Werner
Publikováno v:
Materials Science and Engineering: A. 757:62-69
The application of hot isostatic pressing is often mandatory to improve the fatigue resistance of aluminum cast alloys in order to meet the high quality requirements defined by automotive and aircraft industries. A pressure difference of 75 MPa betwe
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::caf2ec2cb551125ad408a136e705e8a0
https://doi.org/10.1016/j.msea.2019.04.077
https://doi.org/10.1016/j.msea.2019.04.077
Publikováno v:
The Minerals, Metals & Materials Series ISBN: 9783030362959
Hot isostatic pressing is commonly used to reduce the porosity of (sand-)cast age-hardenable Al-alloys in order to meet the high quality requirements defined by aircraft and automotive industries. In order to establish additive manufacturing methods,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::44692058623dfe9c16022eab2867cf8a
https://doi.org/10.1007/978-3-030-36296-6_32
https://doi.org/10.1007/978-3-030-36296-6_32
Autor:
S. Hafenstein, Werner Theisen, Sebastian Weber, Mischa Bachmann, Christina Sunderkötter, Ewald Werner, Jens Wilzer
Publikováno v:
HTM Journal of Heat Treatment and Materials. 72:81-86
Kurzfassung Die erreichbare Bauteilfestigkeit ist beim Presshärten von der Einstellung einer möglichst raschen Wärmeabfuhr abhängig. Diese Studie untersucht den Einfluss der Werkstoffzusammensetzung und der Wärmebehandlung auf die Wärmeleitfäh
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::99ad162e24c81c1662e13124c36bee26
https://doi.org/10.3139/105.110319
https://doi.org/10.3139/105.110319
Autor:
Enes Sert, Helmut Clemens, Leonhard Hitzler, Markus Merkel, S. Hafenstein, Ewald Werner, Andreas Öchsner, Francisca Mendez Martin
Publikováno v:
Materials
Volume 13
Issue 3
Materials, Vol 13, Iss 3, p 720 (2020)
Volume 13
Issue 3
Materials, Vol 13, Iss 3, p 720 (2020)
Laser powder-bed fusion (LPBF) has significantly gained in importance and has become one of the major fabrication techniques within metal additive manufacturing. The fast cooling rates achieved in LPBF due to a relatively small melt pool on a much la
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::df9b588b0f87e8f2e0e877ebd065d08a
https://mediatum.ub.tum.de/1614771
https://mediatum.ub.tum.de/1614771
Autor:
S. Hafenstein
Publikováno v:
Heißisostatisches Pressen von Aluminiumgusslegierungen mit integrierter Wärmebehandlung ISBN: 9783658255992
Zur Untersuchung des Zusammenhangs zwischen der bei der Warmebehandlung eingestellten Temperatur, dem herrschenden Druck, den durch den jeweiligen Prozess ausgelosten mikrostrukturellen Veranderungen und den resultierenden mechanischen Eigenschaften
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::22e811b923a6d396eef2abb70d903030
https://doi.org/10.1007/978-3-658-25600-5_4
https://doi.org/10.1007/978-3-658-25600-5_4
Publikováno v:
HTM Journal of Heat Treatment and Materials. 71:117-124
The mechanical and microstructural properties of aluminum A356 cast alloy are investigated as a function of hot isostatic pressing and heat treatment parameters. The combined hot isostatic pressing and heat treatment process leads to an improvement o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ad8b13db4e89b528f724ae3e0d8a65a1
https://doi.org/10.3139/105.110281
https://doi.org/10.3139/105.110281
Autor:
S. Hafenstein, Ewald Werner
Publikováno v:
Materials Science and Engineering: A. 768:138417
In continuation of [1], the proposed route of combined hot isostatic pressing and direct aging for age-hardenable aluminum cast alloys does not only offer shorter processing time, but also leads to outstanding mechanical properties. The favorable mec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a5a649d10f0c9c6c8c4523b0ca8161ae
https://doi.org/10.1016/j.msea.2019.138417
https://doi.org/10.1016/j.msea.2019.138417
Autor:
Sebastian Weber, Christina Sunderkötter, Werner Theisen, Mischa Bachmann, S. Hafenstein, Ewald Werner, Jens Wilzer
Publikováno v:
steel research international. 86:1628-1635
The knowledge of thermal conductivity is essential for improving and designing tools for hot working applications like hot stamping and high-pressure aluminum die casting. This study investigates the influence of alloying composition and heat treatme
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8dbf42b55cfa7c6e6554623ff08d084c
https://doi.org/10.1002/srin.201400597
https://doi.org/10.1002/srin.201400597
Autor:
S. Hafenstein, Ewald Werner
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 416:012084
Age-hardenable aluminum - silicon - magnesium cast alloys are widely applied in automotive and aircraft industries. Hot isostatic pressing is a common method to increase the materials fatigue resistance by reducing the inner porosity of aluminum cast
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ee6fff2f460b214c20040d7c7c59aeae
https://doi.org/10.1088/1757-899x/416/1/012084
https://doi.org/10.1088/1757-899x/416/1/012084