本发明属于有色金属加工技术领域，特别涉及一种具有圆盘状析出物的铜合金及其制备方法。该合金组分为Ni：1.2-2.4%，Co：0.6-1.4%，Si：0.2-0.6%，Ti：0.02-0.1%，Zr：0.02-0.1%，Ce：0.02-0.4%，Ta：0.01-0.1%，其余为Cu；合金经过形变时效处理后，其导电率、弹性模量、抗拉强度、塑性伸长率、抗电磁屏蔽性能、抗腐蚀性能均可显著提高，且通过调控合金元素加入量，能提高合金所需的不同性能，进而应用于信息产业、水产养殖、电力电缆和汽车电子元件等领域;该方法工艺简单，高效可控，有利于工业化生产。

The invention belongs to the technical field of non–ferrous metal processing, in particular to a copper alloy with a disk–shaped precipitate and a preparation method thereof. The Alloy consists of Ni: 1.2-2.4%, Co: 0.6-1.4%, Si: 0.2-0.6%, Ti: 0.02-0.1%, Zr: 0.02-0.1%, Ce: 0.02-0.4%, Ta: 0.01-0.1%, the rest is Cu, the electrical conductivity, elastic modulus, tensile strength, plastic elongation, electromagnetic shielding resistance and corrosion resistance of the alloy can be significantly improved, and the different properties required by the alloy can be improved by adjusting the amount of alloying elements, the method is applied to the fields of information industry, aquaculture, power cable and electronic component, etc. The method has the advantages of simple process, high efficiency and controllability, and is beneficial to industrial production.