| 摘要 |
The present invention relates to a Zn-Mg alloy with improved hardness and tensile strength and, more specifically, to a Zn-Mg alloy with improved hardness and tensile strength that is not harmful to a human body by consisting of Al, Cu, Mg, Ti, Be, Sn, P, Bi and Zn, and which has excellent workability and improved hardness and tensile strength, thereby being applicable to accessories or interior and exterior materials of cell phones. The Zn-Mg alloy with improved hardness and tensile strength according to the present invention is composed of, in wt% Al: 2.5-4.7; Cu: 0.9-1.5; Mg: 0.001-3; Ti: 0.003-0.01; Be: 0.003-0.01; Sn: 0.01-1; P: 0.0001-0.009; Bi: 0.001-0.009; and the remainder Zn. [Reference numerals] (AA) Comparative example 1;(BB) Comparative example 2;(CC) Comparative example 3;(DD) Example;(EE) Orientation rate;(FF) Hardness;(GG) Melting point;(HH) Contraction percentage;(II) Tension |
