The invention relates to a high-tensile brass alloy comprising 58-66 wt % Cu; 1.6-7 wt % Mn; 0.2-6 wt % Ni; 0.2-5.1 wt % Al; 0.1-3 wt % Si; ≤1.5 wt % Fe; ≤0.5 wt % Sn; ≤0.5 wt % Pb; and the remainder Zn together with unavoidable impurities. Also described are a high-tensile brass product with such an alloy composition, and a method for manufacturing such a product made of a high-tensile brass alloy.