High-strength road pile
A high-strength, road pile technology, applied in the direction of roads, roads, traffic restrictions, etc., can solve the problems of poor strength and complex processing technology, and achieve the effect of reducing product quality, improving corrosion resistance, and absorbing impact energy.
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[0042] Example 1
[0043] A high-strength road pile, the road pile is cylindrical, the core of the road pile is a particle-reinforced foamed aluminum-based composite material, an elastic material layer is wrapped around the core, a copper alloy cylinder is formed outside the elastic material layer, and the outer surface of the copper alloy cylinder is coated Covered with anti-corrosion paint, characterized by:
[0044] The particle-reinforced foamed aluminum-based composite material is prepared by the following preparation methods:
[0045] Prepare an aluminum alloy ingot, its composition percentage is: Cu8﹪, Zn2﹪, Fe0.4﹪, Co0.3﹪, Ni0.1﹪, Ti0.05﹪, Y0.02﹪, Ag0.01﹪, the balance is Al ;
[0046] The above-mentioned aluminum alloy is melted and heated to 700 ℃~760 ℃, and the protective Ar gas is introduced for refining and heat preservation for 10 minutes;
[0047] Add thickener 6-7% of the total weight of the melt and add silicon carbide and / or alumina particles that account f...
Example Embodiment
[0055] Example 2
[0056] A high-strength road pile, the road pile is cylindrical, the core of the road pile is a particle-reinforced foamed aluminum-based composite material, an elastic material layer is wrapped around the core, a copper alloy cylinder is formed outside the elastic material layer, and the outer surface of the copper alloy cylinder is coated Covered with anti-corrosion paint, characterized by:
[0057] The particle-reinforced foamed aluminum-based composite material is prepared by the following preparation methods:
[0058] Prepare an aluminum alloy ingot, its composition percentage is: Cu9﹪, Zn3﹪, Fe0.5﹪, Co0.4﹪, Ni0.2﹪, Ti0.06﹪, Y0.03﹪, Ag0.02﹪, the balance is Al ;
[0059] The above-mentioned aluminum alloy is melted and heated to 700 ℃~760 ℃, and the protective Ar gas is introduced for refining and heat preservation for 10 minutes;
[0060] Add thickener 6-7% of the total weight of the melt and add silicon carbide and / or alumina particles that account f...
Example Embodiment
[0068] Example 3
[0069] A high-strength road pile, the road pile is cylindrical, the core of the road pile is a particle-reinforced foamed aluminum-based composite material, an elastic material layer is wrapped around the core, a copper alloy cylinder is formed outside the elastic material layer, and the outer surface of the copper alloy cylinder is coated Covered with anti-corrosion paint, characterized by:
[0070] The particle-reinforced foamed aluminum-based composite material is prepared by the following preparation methods:
[0071] Prepare aluminum alloy ingots, the composition percentages are: Cu8.5﹪, Zn2.5﹪, Fe0.45﹪, Co0.35﹪, Ni0.15﹪, Ti0.055﹪, Y0.025﹪, Ag0.015﹪, The remainder is Al;
[0072] The above-mentioned aluminum alloy is melted and heated to 700 ℃~760 ℃, and the protective Ar gas is introduced for refining and heat preservation for 10 minutes;
[0073] Add thickener 6-7% of the total weight of the melt and add silicon carbide and / or alumina particles tha...
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