Aluminum alloy composite graphene material for high-strength power transmission line as well as preparation method and application of aluminum alloy composite graphene material

The invention discloses a high-strength power transmission line aluminum alloy composite graphene material and a preparation method and application thereof.The high-strength power transmission line aluminum alloy composite graphene material is prepared from, by weight, 0.4%-0.8% of Si, 0.12%-0.4% of Fe, 0.02%-0.05% of Cu, 0.5%-0.9% of Mg, 0.4%-0.9% of B, 0.5%-1.2% of graphene, the balance Al and inevitable impurities. And the balance of aluminum and inevitable impurities. According to the high-strength power transmission line aluminum alloy composite graphene material, on the premise that the conductivity is not reduced, the mechanical property of the material can be improved, the conductivity of the high-strength power transmission line aluminum alloy composite graphene material is larger than or equal to 57.5% IACS, the tensile strength is larger than or equal to 378 MPa, and the elongation is larger than or equal to 10%. 本发明公开了一种高强度输电线铝合金复合石墨烯材料及其制备方法和应用，所述高强度输电线铝合金复合石墨烯材料，按重量百分比计，所述铝合金复合材料包括以下组分，Si：0.4-0.