长久以来,CO2腐蚀一直是石油工业用材面临的最严重问题之一.大量案例表明60%的海上油气田腐蚀失效是由碳钢的抗CO_2腐蚀性能较差导致的.通过合金化的方法向碳钢中加入少量Cr,进而研发出的低Cr管线钢具有较好的抗CO2腐蚀性能,比普通碳钢更能适应较为苛刻的介质环境,
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