Research Progress of WC Reinforced Nickel-based Alloy Coatings Prepared by Laser Cladding
Tungsten carbide(WC)reinforced nickel-based coatings have excellent properties such as high temperature resistance,corrosion resistance,wear resistance and high hardness.There are advantages for WC-Ni alloy coatings preparation by using laser cladding technology,and have become a hot research topic.The research progress of WC-Ni alloy coatings preparation with laser cladding was reviewed.Firstly,the characteristics of WC reinforced nickel-based alloy coatings and their laser cladding preparation methods were introduced.Secondly,several common performance-improved measurements and post-treatment technologies for cladding layers were introduced.Finally,the problems and development trends of WC reinforced nickel-based alloy coating laser cladding preparation technology were looked forward.
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