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pISSN : 1598-706X / eISSN : 2288-8381


(논문)연구논문

한국주조공학회지 (30권3호 111-114)

Effects of Grain Refinement and Melt Stirring on the Mechanical Properties and Fluidity of Mg-Al Alloys

Mg-Al계 합금의 기계적 성질 및 유동도에 미치는 결정립 미세화 처리 및 용탕 교반의 영향

Jeong-Min Kim, Joon-Sik Park

Hanbat National University

Abstract

The effects of grain refinement and melt stirring on the mechanical properties and fluidity of AZ91D and AM50 alloys were investigated. The average grain sizes of those alloys were reduced by the micro-addition of strontium. The tensile properties and fluidity were increased by this treatment. Those were reduced remarkably by the melt stirring.

Keywords

Magnesium, Grain Refining, Fluidity, Tensile Properties, Melt Stirring.