Magnesium lithium alloy, preparation method thereof and preparation method for magnesium lithium alloy plate
A magnesium-lithium alloy and alloy technology, applied in the field of ultra-light and high-strength metal alloys, can solve the problems of poor thermal stability and over-aging of β-single-phase magnesium-lithium alloys, avoid oxidation inclusions and solvent inclusions, control production costs, and improve The effect of heat resistance
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Embodiment 1
[0047] Component distribution (weight percent): 14% Li; 3.0% Al; 1.0% Sr; 0.3% Sc; 0.4% Zr;
[0048] (1) Industrial pure Mg ingots (Shanxi Wenxi Yinguang Magnesium Industry Group Company, purity ≥ 99.5%), industrial pure Al ingots (Shanghai Yuhang Aluminum Company, purity > 99.7%), pure Li ingots (Guangzhou Jingyuan Trading Co., Ltd., purity > 99%), Mg-10Sc alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent), Mg-30Zr alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent ) and Mg-15Sr alloy (Yueyang Yuhua Metallurgical New Materials Co., Ltd., wherein the numerical values are mass percentages) are weighed according to the above-mentioned composition ratio;
[0049] (2) Heat pure Mg ingots, pure Li ingots, and pure Al ingots in a vacuum resistance furnace (Shenyang Vacuum Technology Research Institute, VIF type) to 720 ° C for melting, then add Mg-10Sc alloy, Mg-30Zr alloy and Mg- For 15Sr alloy, before ...
Embodiment 2
[0059] Component distribution (weight percent): 12% Li; 5.0% Al; 0.8% Sr; 0.6% Sc; 0.4% Zr;
[0060] (1) Industrial pure Mg ingots (Shanxi Wenxi Yinguang Magnesium Industry Group Company, purity ≥ 99.5%), industrial pure Al ingots (Shanghai Yuhang Aluminum Company, purity > 99.7%), pure Li ingots (Guangzhou Jingyuan Trading Co., Ltd., purity > 99%), Mg-10Sc alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent), Mg-30Zr alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent ) and Mg-15Sr alloy (Yueyang Yuhua Metallurgical New Materials Co., Ltd., wherein the numerical values are mass percentages) are weighed according to the above-mentioned composition ratio;
[0061] (2) Heat pure Mg ingots, pure Li ingots, and pure Al ingots in a vacuum resistance furnace (Shenyang Vacuum Technology Research Institute, VIF type) to 730 ° C for melting, then add Mg-10Sc alloy, Mg-30Zr alloy and Mg- For 15Sr alloy, before ...
Embodiment 3
[0067] Component distribution (weight percent): 12% Li; 3.0% Al; 1.2% Sr; 0.5% Sc; 0.5% Zr;
[0068] (1) Industrial pure Mg ingots (Shanxi Wenxi Yinguang Magnesium Industry Group Company, purity ≥ 99.5%), industrial pure Al ingots (Shanghai Yuhang Aluminum Company, purity > 99.7%), pure Li ingots (Guangzhou Jingyuan Trading Co., Ltd., purity > 99%), Mg-10Sc alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent), Mg-30Zr alloy (Yueyang Yuhua Metallurgical New Material Company, where the value is mass percent ) and Mg-15Sr alloy (Yueyang Yuhua Metallurgical New Materials Co., Ltd., wherein the numerical values are mass percentages) are weighed according to the above-mentioned composition ratio;
[0069] (2) Heat pure Mg ingots, pure Li ingots, and pure Al ingots in a vacuum resistance furnace (Shenyang Vacuum Technology Research Institute, VIF type) to 740 ° C for melting, then add Mg-10Sc alloy, Mg-30Zr alloy and Mg- For 15Sr alloy, before ...
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