立式钢制油罐罐底外腐蚀原因分析及对策

Analysis on External Corrosion of Bottom Plate of Standing Steel Oil Tank and Countermeasures

分析了立式钢制油罐罐底外腐蚀产生的原因,介绍了防范措施。指出氧浓差电池腐蚀和微生物腐蚀是罐底外腐蚀产生的主要原因,防止外部水分进入罐底下部最关键。

Analysis on external corrosion of bottom plate of standing steel oil tank were made, and corresponding protection measures were introduced. It is pointed out that main causes of the external corrosion of the bottom plate of standing steel oil tank were the oxygen concentration cell and microbial corrosion, the key is to prevent outside water getting into gap below the bottom plate.