A kind of 6082 aluminum alloy sheet for aviation and its preparation process
An aluminum alloy sheet and aluminum alloy technology, which is applied in the field of aluminum alloy sheet manufacturing, can solve the problems of aluminum alloy sheet fracture, poor stamping and forming performance of aluminum alloy sheet, poor bending performance, etc., and achieve the effect of improving stamping and forming performance.
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Embodiment 1
[0020] A 6082 aluminum alloy plate for aviation, comprising the following components in weight percent: Si=0.9%, Fe≤0.4%, Cu≤0.05%, Mn=0.7%, Mg=1.0%, Cr≤0.1%, Zn≤0.1 %, Ti=0.025%, Al and other unavoidable elements, said other unavoidable individual elements≤0.05%, total≤0.15%.
[0021] The production process of the 6082 aluminum alloy plate for aviation comprises the following preparation steps:
[0022] S1. Weigh the aforementioned ingredients according to weight percentage and put them into a smelting furnace for melting at 700-750°C. After refining, degassing, slag removal, and filtering, the molten aluminum is cast into an aluminum alloy ingot;
[0023] S2. Homogenize and heat-treat the aluminum alloy ingot obtained in step S1, cut off the head and tail, and perform surface milling to obtain a pretreated alloy ingot;
[0024] S3. Preheating the pretreated alloy ingot obtained in step S2, and then hot-rolling it to a hot-rolled plate with a thickness of 5.5 mm, and the hot...
Embodiment 2
[0029] A 6082 aluminum alloy plate for aviation, comprising the following components in weight percent: Si=1.1%, Fe≤0.4%, Cu≤0.05%, Mn=0.65%, Mg=0.95%, Cr≤0.1%, Zn≤0.1 %, Ti=0.03%, Al and other unavoidable elements, said other unavoidable individual elements≤0.05%, total≤0.15%.
[0030] The production process of the 6082 aluminum alloy plate for aviation comprises the following preparation steps:
[0031] S1. Weigh the aforementioned ingredients according to weight percentage and put them into a smelting furnace for melting at 700-750°C. After refining, degassing, slag removal, and filtering, the molten aluminum is cast into an aluminum alloy ingot;
[0032] S2. Homogenize and heat-treat the aluminum alloy ingot obtained in step S1, cut off the head and tail, and perform surface milling to obtain a pretreated alloy ingot;
[0033] S3. Preheating the pretreated alloy ingot obtained in step S2 and then hot rolling it to a hot rolled plate with a thickness of 5.0mm, and the fina...
Embodiment 3
[0038] A 6082 aluminum alloy plate for aviation, comprising the following components in weight percent: Si=0.95%, Fe≤0.4%, Cu≤0.05%, Mn=0.75%, Mg=1.1%, Cr≤0.1%, Zn≤0.1 %, Ti=0.02%, Al and other unavoidable elements, said other unavoidable individual elements≤0.05%, total≤0.15%.
[0039] The production process of the 6082 aluminum alloy plate for aviation comprises the following preparation steps:
[0040] S1. Weigh the aforementioned ingredients according to weight percentage and put them into a smelting furnace for melting at 700-750°C. After refining, degassing, slag removal, and filtering, the molten aluminum is cast into an aluminum alloy ingot;
[0041] S2. Homogenize and heat-treat the aluminum alloy ingot obtained in step S1, cut off the head and tail, and perform surface milling to obtain a pretreated alloy ingot;
[0042] S3. Preheating the pretreated alloy ingot obtained in step S2, and then hot-rolling it to a hot-rolled plate with a thickness of 6.0 mm, and the ho...
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