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Dodatečné tepelné zpracování aditivně vyrobené (AM) vysokopevnostní oceli je důležitým faktorem pro úpravu konečných mechanických vlastností produktu. Doposud bylo studováno hlavně precipitační vytvrzení při teplotách od 450 °
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::77bb131c4c284f0a32ec9ecd1b6369c7
http://hdl.handle.net/11025/44847
http://hdl.handle.net/11025/44847
Publikováno v:
Applied Surface Science. 389:930-941
The oxidation resistance for the heat affected zone (HAZ) and base metal of 9 wt.% Cr heat resistant steel in 550 °C lead-bismuth eutectic has been investigated. The oxide film presents a three-layer structure. The outer layer is Fe3O4 while the inn
Publikováno v:
Materials Science and Engineering: A. 798:140230
Uniaxial creep-to-rupture tests at 550 and 600 °C under a constant load of 300 MPa have been performed to study the effect of lead-bismuth eutectic (LBE) on the creep failure behavior of a solution-annealed 15-15Ti steel. The results show that the s
Publikováno v:
Materials Science Forum. 1016:465-469
The development of new low-cost alloys composed of common elements that show high biocompatibility and mechanical properties matching with human bone is the target of many researches recently. Design and controlling the mechanical properties of newly
Publikováno v:
Metallurgical and Materials Transactions A. 51:2564-2572
Grade 92 ferritic-martensitic steel is a candidate alloy for medium temperature (< 550 °C) components for the supercritical carbon dioxide (s-CO2) Brayton cycle. 1000 hours exposures were performed on base and welded material in s-CO2 at temperature
Autor:
Dikshant Malhotra, A. S. Shahi
Publikováno v:
Metallurgical and Materials Transactions A. 51:1647-1664
A comparative study on 10-mm-thick AISI 316 weld joints fabricated using conventional 316L and Nb based stabilized AISI 347 filler was carried out. Welds were aged at 550 °C/50 hours and 750 °C/24 hours to induce a varying degree of precipitation.
Publikováno v:
Metallurgical and Materials Transactions A. 50:3697-3704
The thermal conductivity of compacted graphite cast iron (CGI) after creep test (temperature ranging from 350 °C to 550 °C; stress ranging from 40 to 150 MPa) was measured at different testing temperatures (200 °C to 550 °C) in an argon atmospher
Autor:
Mengji Yao, Christian Schimpf, Ilana Timokhina, Olena Volkova, Horst Biermann, Qiuliang Huang, Javad Mola, Bruno C. De Cooman
Publikováno v:
Metallurgical and Materials Transactions A. 50:3663-3673
Tempering reactions in the martensite phase of Fe-13Cr-0.47C (mass pct) stainless steel and its Si- and Mn-added modifications were studied by correlative dilatometry and magnetic measurements. Tempering for 5 minutes was performed at sequentially hi
Publikováno v:
Materials Science and Engineering: A. 748:386-395
Steels alloyed with high Ti addition levels present an interesting combination of high strength and formability, principally due to the high levels of precipitation hardening that can be attained. However, their mechanical properties can be highly se
Publikováno v:
Materials Science Forum. 941:668-673
In this paper, the microstructural evolution and mechanical properties of the as-cast Fe-25Mn-7Al-1.3C austenitic steel after different heat treatment were investigated. After solution treatment and subsequent aging treatment, the κ-carbides with pe