中碳结构钢P—C法表面改性层耐蚀性的研究

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应用P-C法(Pack-Cementation)对中碳结构钢进行了表面涂覆,获得了Cr-Si-Al复合表面改性层,用电子探针及能谱测定了涂层的表面成分及Cr、Si、Al在涂层中的分布,用X射线测定了涂层中的相结构,将涂覆后的试样在酸、碱、盐溶液中进行2试验,结果表明,中碳结构钢经P-C法涂覆后,表面具有优良的抗多种介质腐蚀的能力。
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