| 简介 |
PROBLEM TO BE SOLVED : To provide a magnesium alloy which has lower specific gravity compared with that of the conventional magnesium alloy to which a transition metal element and a rare earth element are added, and to provide a method for producing the same.SOLUTION : In the method for producing a magnesium alloy, in one embodiment, a magnesium alloy which has a composition comprising Al and Gd, and the balance comprising Mg, and in which the Al content and the Gd content satisfy the following inequalities (1) and (2) is produced, and, the magnesium alloy is heat-treated to form a phase including a long period laminated structure or a close-packed atomic face lamination defect : (1) 0.01≤[the Al content (atomic%)]≤2.0; and (2) 0.2≤[the Gd content (atomic%)]b≤5.0. |
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