MAGNESIUM ALLOY AND METHOD FOR MANUFACTURING THE SAME

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A magnesium alloy and a manufacturing method thereof are disclosed. According to an embodiment of the present invention, the magnesium alloy includes : 8.5-9.5 wt% of Al, 0.45-0.9 wt% of Zn, 0.01-0.2 wt% of Ca, 0-50 ppm wt% of Be, 0.01 wt% or more of at least one of rare earth elements among Sc, La, Nd, Pr, Ho, Tm, Yb, and Lu, and the remainder consisting of Fe and inevitable impurities.(AA) Start(BB) End(S100) Forming magnesium alloy molten steel including Mg, Al, and Zn(S200) Dissolving at least one among Ca, Be and rear earth elements, such as Sc, La, Nd, Pr, Ho, Tm, Yb, and Lu in the magnesium alloy molten steel(S300) Manufacturing an alloy by casting magnesium alloy molten steel in which Ca, Be and rear earth elements, such as Sc, La, Nd, Pr, Ho, Tm, Yb are dissolvedCOPYRIGHT KIPO 2015