采用超音速火焰喷涂(HVOF)工艺在300M钢基体上制备了WC-CoCr涂层,研究了其显微结构,显微硬度、相组成、耐磨性和耐蚀性,并与300M钢电镀硬铬试样进行了性能对比.研究结果表明,HVOF工艺制备的WC-CoCr涂层性能优良,耐磨性和耐蚀性优于电镀硬铬镀层,可以替代电镀硬铬作为耐磨涂层使用.
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