From the present experiment it can be concluded that quality of WC-12Co coating deposited by HVOF is the best, but the processing parameters of FeAl coating deposited by DGS need to be optimized further.

• 采用HVOF方法喷涂WC-12Co涂层的质量最好；而采用DGS工艺喷涂FeAl涂层的工艺参数还有待于进一步优化.