不锈钢植酸钝化工艺及其耐腐蚀性能研究

Reasearch on Phytic Acid Passivation Technology of Stainless Steel and Corrosion Resistance

通过极化曲线,AFM和红外光谱测试,研究了钝化工艺参数对不锈钢植酸钝化膜耐腐蚀性能的影响,得到了最优的钝化处理工艺,获得了耐腐蚀性能更优良的钝化膜。该方法原料来源广泛、价格低廉,工艺操作方便,而且钝化过程中不产生有毒有害物质,是一种高效环保型的不锈钢钝化处理方法。

The effect of process parameters of phytic acid passivation on the corrosion resistance performance of the stainless steel passivation film was studied by polarization curves,AFM and infrared spectrum testing.And the optimal process parameters were determined to obtain passivation film with excellent performance.For the phytic acid passivation method,the raw materials is easy to be obtained with low prices,and the operation is convenient.Moreover,passivation process does not produce poisonous and harmful substances,so it is a kind of high-efficiency environmental friendly passivation treatment method.