采用复合电沉积方法,在碳钢表面制备了质量组成为的Fe 38.3%、W 52.7%、ZrO2-9%的Fe-W-ZrO2纳米复合镀层,研究了ZrO2纳米微粒、热处理对镀层组织和结构的影响.结果表明,弥散分布的ZrO2纳米微粒对Fe-W基质镀层的结构有明显影响,镀态下Fe-W-ZrO2纳米复合镀层内部结构致密无裂纹,呈明显非晶态结构特征;经500℃热处理后,复合镀层开始晶化析出α-Fe相,随着热处理温度升高,晶化相不断析出并长大,700℃时复合镀层晶化已基本完成,M6C型碳化物F3W3C相出现,与α-Fe相两相并存,继续加热至800%:时,F3W3C成为涂层主相.
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