... widely used in the glasses accessories, electronic components, crafts, optical instruments and resistive conductors.Categories: Nickel Silver Alloys MaterialName: Zinc nickel ... , high strength.Accessories for glasses, electronic components, jewelry, optical instruments, the resistance line.—CuNi12Zn24—BZn12-25C75400-C7541BZn15-20C75200CuNi18Zn20C7521BZn18-20———BZn22-18———BZn25 ...