Datum
2022-12-18Autor
Richter, JuliaBartzsch, GertScherbring, SteffenBolender, ArtjomVollmer, MalteMola, JavadVolkova, OlenaNiendorf, ThomasSchlagwort
600 Technik 620 Ingenieurwissenschaften MaschinenbauMechanische EigenschaftMetallLegierungMetadata
Zur Langanzeige
Aufsatz
Metastable CrMnNi steels processed by laser powder bed fusion: experimental assessment of elementary mechanisms contributing to microstructure, properties and residual stress
Zusammenfassung
The complex thermal history imposed by the laser-based powder bed fusion of metals (PBF-LB/M) process is known to promote the evolution of unique microstructures. In the present study, metastable CrMnNi steels with different nickel contents and, thus, different phase stabilities are manufactured by PBF-LB/M. Results clearly reveal that an adequate choice of materials will allow to tailor mechanical properties as well as residual stress states in the as-built material to eventually redundantize any thermal post-treatment. The chemical differences lead to different phase constitutions in as-built conditions and, thus, affect microstructure evolution and elementary deformation mechanisms upon deformation, i.e., twinning and martensitic transformation. Such alloys designed for additive manufacturing (AM) highlight the possibility to tackle well-known challenges in AM such as limited damage tolerance, porosity and detrimental residual stress states without conducting any post treatments, e.g., stress relieve and hot isostatic pressing. From the perspective of robust design of AM components, indeed it seems to be a very effective approach to adapt the material to the process characteristics of AM.
Zitierform
In: Scientific Reports Volume 12 (2022-12-18) eissn:2045-2322Förderhinweis
Gefördert durch den Publikationsfonds der Universität KasselZitieren
@article{doi:10.17170/kobra-202303107614,
author={Richter, Julia and Bartzsch, Gert and Scherbring, Steffen and Bolender, Artjom and Vollmer, Malte and Mola, Javad and Volkova, Olena and Niendorf, Thomas},
title={Metastable CrMnNi steels processed by laser powder bed fusion: experimental assessment of elementary mechanisms contributing to microstructure, properties and residual stress},
journal={Scientific Reports},
year={2022}
}
0500 Oax 0501 Text $btxt$2rdacontent 0502 Computermedien $bc$2rdacarrier 1100 2022$n2022 1500 1/eng 2050 ##0##http://hdl.handle.net/123456789/14499 3000 Richter, Julia 3010 Bartzsch, Gert 3010 Scherbring, Steffen 3010 Bolender, Artjom 3010 Vollmer, Malte 3010 Mola, Javad 3010 Volkova, Olena 3010 Niendorf, Thomas 4000 Metastable CrMnNi steels processed by laser powder bed fusion: experimental assessment of elementary mechanisms contributing to microstructure, properties and residual stress / Richter, Julia 4030 4060 Online-Ressource 4085 ##0##=u http://nbn-resolving.de/http://hdl.handle.net/123456789/14499=x R 4204 \$dAufsatz 4170 5550 {{Maschinenbau}} 5550 {{Mechanische Eigenschaft}} 5550 {{Metall}} 5550 {{Legierung}} 7136 ##0##http://hdl.handle.net/123456789/14499
2023-03-17T06:59:12Z 2023-03-17T06:59:12Z 2022-12-18 doi:10.17170/kobra-202303107614 http://hdl.handle.net/123456789/14499 Gefördert durch den Publikationsfonds der Universität Kassel eng Namensnennung 4.0 International http://creativecommons.org/licenses/by/4.0/ Mechanical engineering Mechanical properties Metals and alloys 600 620 Metastable CrMnNi steels processed by laser powder bed fusion: experimental assessment of elementary mechanisms contributing to microstructure, properties and residual stress Aufsatz The complex thermal history imposed by the laser-based powder bed fusion of metals (PBF-LB/M) process is known to promote the evolution of unique microstructures. In the present study, metastable CrMnNi steels with different nickel contents and, thus, different phase stabilities are manufactured by PBF-LB/M. Results clearly reveal that an adequate choice of materials will allow to tailor mechanical properties as well as residual stress states in the as-built material to eventually redundantize any thermal post-treatment. The chemical differences lead to different phase constitutions in as-built conditions and, thus, affect microstructure evolution and elementary deformation mechanisms upon deformation, i.e., twinning and martensitic transformation. Such alloys designed for additive manufacturing (AM) highlight the possibility to tackle well-known challenges in AM such as limited damage tolerance, porosity and detrimental residual stress states without conducting any post treatments, e.g., stress relieve and hot isostatic pressing. From the perspective of robust design of AM components, indeed it seems to be a very effective approach to adapt the material to the process characteristics of AM. open access Richter, Julia Bartzsch, Gert Scherbring, Steffen Bolender, Artjom Vollmer, Malte Mola, Javad Volkova, Olena Niendorf, Thomas doi:10.1038/s41598-022-26052-x Maschinenbau Mechanische Eigenschaft Metall Legierung publishedVersion eissn:2045-2322 Scientific Reports Volume 12 false Article number: 21862 (2022)
Die folgenden Lizenzbestimmungen sind mit dieser Ressource verbunden: