The influence of NB on the phase transformations and mechanical properties in Al- and Si-alloyed trip-steels

Sandra Traint, Andreas Pichler, Krystina Spiradek-Hahn, Klaus Hulka, Ewald Werner

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

10 Zitate (Scopus)

Abstract

The influence of Nb in Al- and Si-alloyed TRIP-steel grades on the phase transformations and mechanical properties are studied on four alloys melted in the laboratory. The phase transformations during the heat treatment are studied by dilatometric experiments with cold rolled material. The interpretation of phase transformations is supported by thermodynamical calculations, measurements of the content of retained austenite and metallographic investigations on samples obtained from interrupted annealing trials. The influence of the most important annealing parameters on the mechanical properties are studied by laboratory annealing simulations. The stability of the retained austenite against strain induced martensitic transformation (SIMT) is evaluated for various heat treatment conditions and is discussed in combination with the phase transformations during the heat treatment and measurements of the carbon content of the retained austenite.

OriginalspracheEnglisch
TitelA Symposium on the Thermodynamics, kinetics, Characterizaion and Modeling of
UntertitelAustenite Formation and Decomposition
Redakteure/-innenE.B. Damm, M.J. Merwin
Seiten577-594
Seitenumfang18
PublikationsstatusVeröffentlicht - 2003
VeranstaltungMaterials Science and Technology 2003 Meeting - Chicago, IL, USA/Vereinigte Staaten
Dauer: 9 Nov. 200312 Nov. 2003

Publikationsreihe

NameMaterials Science and Technology 2003 Meeting

Konferenz

KonferenzMaterials Science and Technology 2003 Meeting
Land/GebietUSA/Vereinigte Staaten
OrtChicago, IL
Zeitraum9/11/0312/11/03

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