4.7 Article

Effect of grain refinement on fracture toughness in extruded pure magnesium

Journal

SCRIPTA MATERIALIA
Volume 53, Issue 9, Pages 1059-1064

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.scriptamat.2005.07.001

Keywords

toughness; magnesium; extrusion; grain refining; stretched zone

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The fracture toughness of extruded pure magnesium increased with grain refinement due to the effect of the plastic zone, which is a sensitive factor related to the mechanical properties of yield strength, elongation-to-failure and strain hardening exponent. (c) 2005 Acta Materialia Inc. Published by Elsevier Ltd. All rights reserved.

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