HIGH-TEMPERATURE AND HIGH-PRESSURE CORROSION BEHAVIOR OF STEEL N80 IN A SIMULATED OIL FIELD FLUID SATURATED WITH CARBON DIOXIDE
N80钢在二氧化碳饱和的模拟油田液中的高温高压腐蚀行为研究

Keywords: CO2 corrosion,N80 steel,high-temperature and high-pressure,chloride ion
CO2腐蚀,N80钢,高温高压,氯离子

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Abstract:

用失重法研究了高温高压下N80钢在模拟油田液中的腐蚀行为.结果表明:随着温度及CO2分压的升高,N80钢的腐蚀速率增大,并在5 MPa及100℃时达到最大值.在此基础上,考察了C l-对腐蚀速率的影响.

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