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Runfang Hou,Mingyu Wu,Qingyang Li,Wei Li,D. L. Chen,D. Y. Li 대한금속·재료학회 2021 METALS AND MATERIALS International Vol.27 No.12
Due to its corrosion resistance, modifiable mechanical properties, and electrical conductivity, etc., CuNi alloy has found awide variety of industrial applications, especially in the marine environment. It is highly desired if the mechanical strengthand wear resistance of CuNi alloy can reach a level comparable to that of steel while keeps its corrosion resistance. In thisstudy, effects of Mo, B, and their combinations on microstructure and performance of CuNi alloy were investigated, includingformation of second phases, hardness, and resistances to wear, corrosion and corrosive wear. It was demonstrated thatthe Mo and B additives were effective in strengthening the CuNi alloy while maintaining reasonable corrosion resistance. In particular, the combination of Mo and B additives was more effective than a single additive to strengthen the alloy. Moand B additives have demonstrated their great promise as new alloying elements to modify CuNi alloys.