A low-cost high-toughness high-ignition high-corrosion-resistant magnesium alloy and a preparation method thereof
By adding elements such as Al, Zn, and Ca to magnesium alloys and employing rapid solidification and hot extrusion processes to refine the microstructure, the problem of insufficient flame retardancy and corrosion resistance in magnesium alloys while maintaining both strength and plasticity has been solved, thus achieving the preparation of magnesium alloys with high strength, high plasticity, and high ignition point.
CN122214726APending Publication Date: 2026-06-16SICHUAN LEVIMET METAL MATERIALS CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- SICHUAN LEVIMET METAL MATERIALS CO LTD
- Filing Date
- 2024-12-16
- Publication Date
- 2026-06-16
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Figure CN122214726A_ABST
Abstract
The application discloses a low-cost high-tenacity high-ignition high-corrosion-resistance magnesium alloy and a preparation method thereof, relates to the technical field of alloy preparation, and the magnesium alloy comprises the following components in percentage by weight: 3wt%-10wt% of Al, 1wt%-5wt% of Ca, 0.5wt%-1wt% of Zn, 0.1wt%-0.5wt% of Mn, 0wt%-0.005wt% of Be, the balance of Mg and inevitable impurities, and the total content of Fe, Cu and Ni in the impurity elements is not more than 0.2wt%. The application realizes high strength, high tenacity, high ignition and high corrosion resistance in the extruded state through reasonable chemical component design, addition of cheap Al, Zn and Ca elements in magnesium and the absence of rare earth elements, and further promotes the application range and scene of the magnesium alloy.
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