以16.9% H2SO4 +0.35% HCl的混昆合溶液为腐蚀介质,在60℃的温度条件下,利用全浸进行腐蚀失重试验,并采用电化学测试方法和扫描电镜SEM技术,研究新型耐酸钢和Q235碳钢的耐硫酸盐酸露点腐蚀性能.结果表明,Q235钢腐蚀速率很大,耐蚀性很差,发生了严重的沟槽状腐蚀;而新型耐酸钢耐硫酸盐酸腐蚀性能很强,没有发生沟槽状腐蚀,由于合金元素铜,锑,钼的添加增强了钢种的耐腐蚀性能.
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