日期:2012-03-08 17:18
化液处理后，镀锌层在1％NaC!溶液中的开路电位．时间曲线Figure l Open-circuit potential time curves of Zn platingcoatings treated with different passivators in l％NaCI solution表2不同钝化剂所获得的钝化膜浸泡在1％NaC!溶液中的破坏时间Table 2 Destroying time of passivation films prepared withdifferent passivators by immersion in l％NaClsolution钝化工艺T(锌裸露)/sTRl-V l201800TRl-V l212500SpectraMATEIM253500由表2可知，经SpectraMATETM25钝化的镀锌层耐蚀性能最好，TRl-V l21次之，TRl-V l20最差。该结果与盐雾