公开(公告)号：US20200149142A1

公开(公告)日：2020-05-14

申请号：US16508290

申请日：2019-07-10

Applicant: CITIC Dicastal CO., LTD.

Inventor： Kedi DING ,  Haibo QIAO ,  Lixin HUANG ,  Lisheng WANG ,  Zhendong ZHANG

IPC: C22F1/06 ,  C22C23/02 ,  C22C1/02 ,  C22F1/00

Abstract: A high-strength and high-toughness magnesium alloy includes a Mg—Al—Bi—Sb—Zn—Sr—Y—Mn alloy, prepared from the following components in percentage by mass: 7.0 to 10.0% of Al, 0.2 to 2.0% of Bi, 0.2 to 0.8% of Sb, 0.2 to 0.5% of Zn, 0.1 to 0.5% of Sr, 0.03 to 0.3% of Y, 0.05 to 0.1% of Mn and a balance of Mg.