Novel high-strength anti-corrosion aluminum alloy safety guardrail
A safety guardrail and high-strength technology, which is applied in the municipal field, can solve the problems of aluminum alloys with less steel strength and formability, uneven structure, and inability to meet the requirements, so as to save resources, reduce smelting temperature, and reduce the effect of impact.
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Embodiment 1
[0017] A new type of high-strength anti-corrosion aluminum alloy safety guardrail, said safety guardrail includes Mg0.2%, Si2.0%, Cu4.0%, Mn0.2%, Fe0.2%, Zr0.1%, Er0. 1%, Cr0.01%, Ni0.01%, Ti0.1%, Al balance.
[0018] A method for preparing a novel high-strength anti-corrosion aluminum alloy safety guardrail, the safety guardrail is made by the following steps:
[0019] (1) Preheat the heating furnace and pure aluminum used in smelting at 300°C for 1 to 2 hours; (2) After the preheated pure aluminum is completely melted in a heating furnace with a melting temperature of 750°C under reduced pressure, add single Crystalline silicon particles and single crystal silicon particles are melted and then added with aluminum-copper master alloy, aluminum-manganese master alloy, aluminum-chromium master alloy, aluminum-nickel master alloy, aluminum-iron master alloy, aluminum-zirconium master alloy and a small amount of rare earth element erbium, and keep warm for a period of time After...
Embodiment 2
[0030] A new type of high-strength anti-corrosion aluminum alloy safety guardrail, said safety guardrail includes Mg0.6%, Si3.5%, Cu6.0%, Mn0.3%, Fe0.3%, Zr0.5%, Er0. 5%, Cr0.02%, Ni0.02%, Ti0.2%, Al balance.
[0031] A method for preparing a novel high-strength anti-corrosion aluminum alloy safety guardrail, the safety guardrail is made by the following steps:
[0032] (1) Preheat the heating furnace and pure aluminum used in smelting at 320 for 1 to 2 hours; (2) After the preheated pure aluminum is completely melted in a heating furnace with a melting temperature of 750°C under reduced pressure, add single crystal Silicon particles, single crystal silicon particles are melted and then added with Al-Cu master alloy, Al-Mn master alloy, Al-Cr master alloy, Al-Ni master alloy, Al-Fe master alloy, Al-Zr master alloy and a small amount of rare earth element erbium, and keep warm for a period of time until The master alloy is completely melted, after fully stirring, the heating f...
Embodiment 3
[0044] A new type of high-strength anti-corrosion aluminum alloy safety guardrail, said safety guardrail includes Mg0.6%, Si2.0%, Cu5.0%, Mn0.25%, Fe0.25%, Zr0.3%, Er0. 3%, Cr0.015%, Ni0.015%, Ti0.015%, Al balance.
[0045] A method for preparing a novel high-strength anti-corrosion aluminum alloy safety guardrail, the safety guardrail is made by the following steps:
[0046] (1) Preheat the heating furnace and pure aluminum used in smelting at 330°C for 1 to 2 hours; (2) After the preheated pure aluminum is completely melted in a heating furnace with a melting temperature of 750°C under reduced pressure, add single Crystalline silicon particles and single crystal silicon particles are melted and then added with aluminum-copper master alloy, aluminum-manganese master alloy, aluminum-chromium master alloy, aluminum-nickel master alloy, aluminum-iron master alloy, aluminum-zirconium master alloy and a small amount of rare earth element erbium, and keep warm for a period of time ...
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