采用液相等离子体电解渗方法对Q235低碳钢进行硼碳共渗(PEB/C)处理,研究了Q235低碳钢表面硼碳共渗层的形貌、结构和显微硬度.评估了PEB/C处理前后Q235钢的电化学腐蚀性能,以及以GCr15钢球作为摩擦副在不同载荷条件下PEB/C渗层的摩擦磨损特性.结果表明,经过PEB/C处理后(330V/30min),形成厚度约为20μm并主要由Fe2B相组成的渗硼层.PEB/C处理轻微提高了Q235钢的耐腐蚀性能,但明显降低了Q235低碳钢与GCr15钢球对磨的摩擦因数和磨损率.当载荷为5N时,PEB/C样品的摩擦因数和磨损率分别是Q235钢基体的1/4和1/59.
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