EN 4826:2014 航空航天系列 规定抗拉强度<= 1450 MPa 的钢、铜合金、镍合金和铝合金的零件和紧固件的锌镍(12% 16% Ni)电镀
Aerospace series - Zinc-Nickel (12 % - 16 % Ni) plating of steels with specified tensile strength <= 1450 MPa, copper alloys, nickel alloys and aluminium alloys for parts and fasteners