Impact resistance of 304L type stainless steel plates: Identification of Lemaitre and Chaboche damage model's parameters at different strain rates. Comparison with experimental results

T. Yuritzinn, P. Galon, T. Grünenwald, P. Izquierdo, A. Le Maoult, M. P. Valeta

Research output: Contribution to journalConference articlepeer-review

Abstract

The aim of the study is to validate the Lemaitre Chaboche damage model in the explicit finite element code EUROPLEXUS. Tensile tests have been performed on smooth and notched specimens of 304L type stainless steel to determine Lemaitre and Chaboche damage model's parameters at strain rates from quasi-static to 150 s-1 with different triaxiality ratios. The procedure of parameter's identification is based on finite element calculations. The damage parameters are identified through the experimental measurements. We present the results of an experimental investigation of the impact resistance of Inox 304L plates and compare these results with numerical simulations. The goal of the study is to determine the magnitude order of the perforation energy.

Original languageEnglish
Pages (from-to)491-496
Number of pages6
JournalJournal De Physique. IV : JP
Volume10
Issue number9
Publication statusPublished - 1 Jan 2000
Externally publishedYes
Event6th International Conference on Mechanical and Physical Behaviour of Materials Under Dynamic Loading - Krakow, Pol
Duration: 25 Sept 200029 Sept 2000

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