Production of Mo 2 NiB 2 Based Hard Alloys by Self-Propagating High-Temperature Synthesis

Abstract: Mo-Ni-B-Al as-cast alloys containing 35.5-58.7 wt% Mo, 23.0-57.6 wt% Ni, 3.3-5.2 wt% B, and 2.2-13.5 wt% Al were synthesized by Self-Propagating High-Temperature Synthesis (SHS) using a mixture of MoO3, NiO, B2O3 and Al powders in order to obtain low-cost Mo2 NiB2 containing hard materials. The first series of experiments were performed using 1.05 times the stoichiometric amount of Al. In the second series of experiments, FactSage thermochemical modeling software was used to minimize Al increasing the Mo2NiB2 formation in the as-cast alloys. The products were characterized by using atomic absorption spectrometry (AAS), X-ray diffraction (XRD), scanning electron microscopy (SEM) and micro-hardness techniques.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Production of Mo 2 NiB 2 Based Hard Alloys by Self-Propagating High-Temperature Synthesis ; volume:38 ; number:2019 ; year:2019 ; pages:683-691 ; extent:9
High temperature materials and processes ; 38, Heft 2019 (2019), 683-691 (gesamt 9)

Urheber
Moghaddam, Sevinch Rahimi
Derin, Bora
Yucel, Onuralp
Sonmez, M. Seref
Sezen, Meltem
Bakan, Feray
Sanin, Vladimir N.
Andreev, Dimitriy E.

DOI
10.1515/htmp-2019-0020
URN
urn:nbn:de:101:1-2501280339173.801943021778
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:29 MESZ

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Beteiligte

  • Moghaddam, Sevinch Rahimi
  • Derin, Bora
  • Yucel, Onuralp
  • Sonmez, M. Seref
  • Sezen, Meltem
  • Bakan, Feray
  • Sanin, Vladimir N.
  • Andreev, Dimitriy E.

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