Finite Element calculation of the Local Variation in the driving force for austenite to martensite transformation

Johannes Post, H. J. M. Geijselaers, K. Datta

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

The mechanics and thermodynamics of strain induced martensitic transformation are coupled for a metastable alloy steel and implemented in FE models of forming processes. The basic formulations are based on a fifty year old treaty by Patel and Cohen. The variation in Gibbs energy due to local variation in strain, strain rate, temperature and state of stress of a forming part is calculated by FE codes. The local variation in Gibbs energy gives a probabilistic image of the potential sites for strain induced martensitic transformations.
Original languageEnglish
Title of host publicationESAFORM 2007
Place of PublicationLondon
PublisherInst
Pages559-567
Publication statusPublished - Apr-2007
Externally publishedYes
Event10th ESAFORM Conference on Material Forming (ESAFORM 2007) - Zaragoza, Spain, Zaragoza, Spain
Duration: 18-Apr-200720-Apr-2007
https://www.esaform.utwente.nl/index.php/conferences/previous-conferences

Publication series

Name Materials science and technology : MST ; a publ. of the Institute of Metals
PublisherInst
Number5
Volume26
ISSN (Print)0267-0836

Conference

Conference10th ESAFORM Conference on Material Forming (ESAFORM 2007)
Country/TerritorySpain
CityZaragoza
Period18/04/200720/04/2007
Internet address

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