Effect of microstructure on tensile properties of austenite-ferrite welded joint

Autor: R. Bakić, M. O. Abukresh, A. Sedmak, I. Samardžić, R. Jovičić
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: Metalurgija, Vol 54, Iss 2, Pp 335-338 (2015)
Druh dokumentu: article
ISSN: 0543-5846
1334-2576
Popis: Complex microstructure of austenite-ferrite welded joint has been investigated, focused on its influence on local tensile properties. Tensile properties (yield strength and hardening coefficient) have been evaluated by using finite element method to simulate the strain distributions obtained experimentally. The three-dimensional model of V-joint specimen has been used with seven different materials, simulating two base metals, the weld metal and two sub-regions of two heat-affected zones - fine grain and coarse grain. In this way local tensile properties of the whole austenite-ferrite welded joint have been evaluated.
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