The solution behavior and mechanism of cast WCp/Ni base alloy composite coating are studied. The experimental results indicate that the diffusion reaction solution plays a main part in the solution of cast WCp by wide|band laser cladding.

• 研究了宽带激光熔覆铸造WCp Ni基合金梯度复合涂层中WCp的溶解方式及机理 ,结果表明 ,在宽带激光熔覆过程中WCp主要以扩散反应溶解为主。