Patent ID: 9523141
Filing Date: 2016-12-20
CPC Classification: C22C,C22F

Claim Text:
1. A high strength Mg alloy characterized by having a chemical composition which contains Ca in an amount of from 0.15 to 0.3 at % and Zn in an amount of 0.6 at % or less, and the balance comprised of Mg and unavoidable impurities, and having a structure comprising equiaxial crystal grains and having segregated regions of Ca and Zn along the c-axis direction of the Mg hexagonal lattice in the crystal grains, wherein the segregated regions are arranged at intervals of three Mg atoms in the a-axis direction of the Mg hexagonal lattice, wherein the contents of Ca and Zn are in the relation of Ca:Zn=1.2 at atomic ratio.