·1098· 工程科学学报，第40卷，第9期 力0.52MPa,温度55℃的工况下，L80的腐蚀速率 its mitigation.Mater Corros,2008,59 (2):181 极高，腐蚀产物主要为FeCO3及Fe,C,腐蚀后试样 [6]Salam MM.An alterative to API 14E erosional velocity limits for 表面会产生大量的微小蚀坑. sand-aden fluids.J Energy Resour Technol,2000,122:71 ] Zheng Z B,Zheng Y G.Erosion-enhanced corrosion of stainless (2)在该工况下，高气速产生了巨大的壁面剪 steel and carbon steel measured electrochemically under liquid and 切力，而高壁面剪切力会破坏并携带走大量的腐蚀 slurry impingement J Corros Sci,2016,102:259 产物，阻止完整腐蚀产物膜的形成，导致只有部分腐 [8]Ruzic V,Veidt M,Nesic'S.Protective iron carbonate films-Part 蚀产物呈碎屑状分布于蚀坑内部. 3:Simultaneous chemo-mechanical removal in single-phase aque- (3)腐蚀产物中的Fe,C是L80在高气速湿气 ous1ow.Corros,2007,63(8):758 [9]Sun Y,Hong T,Bosch C.Carbon dioxide corrosion in wet gas an- 环境中金属基体表面Fe被腐蚀后残存下来的.由 nular flow at elevated temperature.Corrosion,2003,59(8):733 于金属基体表面剩余的Fe,C电极电位较Fe正，在 [10]MeLaury B S,Shirazi S A.An alternate method to API RP 14E 试样表面为阴极区，容易与基体中的Fe形成电偶腐 for predicting solids erosion in multiphase flow.J Energy Resour 蚀，不仅提高了腐蚀速率，还会引发局部腐蚀，使得 Technol,2000,122:115 金属表面产生大量的蚀坑，且蚀坑不断扩大加深 [11]Edwards J K,McLaury B S,Shirazi S A.Modeling solid particle erosion in elbows and plugged tees.I Energy Resour Technol, 2001,123:277 参考文献 [12]Papavinasam S,Revie R W,Attard M,et al.Comparison of la- [1]Yang J W,Zhang L,Ding R M,et al.H2S/CO2 corrosion behav- boratory methodologies to evaluate corrosion inhibitors for oil and ior of X60 pipeline steel in wet gas and solution.Acta Metall Sin, gas pipelines.Corrasion,2003.59(10):897 2008,44(11):1366 [13]Efird K D,Wright E J,Boros J A,et al.Correlation of steel cor- (杨建炜，张雷，丁蓉明，等.X60管线钢在湿气和溶液介质 rosion in pipe flow with jet impingement and rotating cylinder 中的H2S/C02腐蚀行为.金属学报，2008,44(11)：1366) tests.Corrosion,1993,49(12):992 Zhang Z,Hinkson D,Singer M,et al.A mechanistic model of [14]Heuer J K,Stubbins J F.Microstructure analysis of coupons ex- top-of+he-ine corrosion.Corrosion,2007,63(11):1051 posed to carbon dioxide corrosion in multiphase flow.Corrosion, B]Albertini C,Femandez S,Munoz L G,et al.Advanced process 1998,54(7):566 simulation and erosion-corrosion modeling applied to material se- [15]Crolet J L,Thevenot N,Nesic S.Role of conductive corrosion lection and fitness for service of gas production wells//CORRO- products on the protectiveness of corrosion layers.Corrosion, S/ON 2012.Salt Lake City,2012:ArtNo.NACE -2012 -1255 1998,54(3):194 [4]Malka R,Nesic S,Gulino D A.Erosion-corrosion and synergistic [16]Varela F E,Kurata Y,Sanada N.The influence of temperature effects in disturbed liquid-particle flow.Wear,2007,262 (78): on the galvanic corrosion of a cast iron-stainless steel couple 791 (prediction by boundary element method).Corros Sci,1997,39 5]Schmitt G.Bakalli M.Advanced models for erosion corrosion and (4):775工程科学学报，第 40 卷，第 9 期 力 0. 52 MPa，温度 55 ℃ 的工况下，L80 的腐蚀速率 极高，腐蚀产物主要为 FeCO3 及 Fe3C，腐蚀后试样 表面会产生大量的微小蚀坑． ( 2) 在该工况下，高气速产生了巨大的壁面剪 切力，而高壁面剪切力会破坏并携带走大量的腐蚀 产物，阻止完整腐蚀产物膜的形成，导致只有部分腐 蚀产物呈碎屑状分布于蚀坑内部． ( 3) 腐蚀产物中的 Fe3C 是 L80 在高气速湿气 环境中金属基体表面 Fe 被腐蚀后残存下来的． 由 于金属基体表面剩余的 Fe3C 电极电位较 Fe 正，在 试样表面为阴极区，容易与基体中的 Fe 形成电偶腐 蚀，不仅提高了腐蚀速率，还会引发局部腐蚀，使得 金属表面产生大量的蚀坑，且蚀坑不断扩大加深． 参 考 文 献 ［1］ Yang J W，Zhang L，Ding Ｒ M，et al． H2 S /CO2 corrosion behav￾ior of X60 pipeline steel in wet gas and solution． Acta Metall Sin， 2008，44( 11) : 1366 ( 杨建炜，张雷，丁睿明，等． X60 管线钢在湿气和溶液介质 中的 H2 S /CO2 腐蚀行为． 金属学报，2008，44( 11) : 1366) ［2］ Zhang Z，Hinkson D，Singer M，et al． A mechanistic model of top-of-the-line corrosion． Corrosion，2007，63( 11) : 1051 ［3］ Albertini C，Fernández S，Muoz L G，et al． Advanced process simulation and erosion-corrosion modeling applied to material se￾lection and fitness for service of gas production wells / / COＲＲO￾SION 2012． Salt Lake City，2012: ArtNo． NACE － 2012 － 1255 ［4］ Malka Ｒ，Neic S＇ ，Gulino D A． Erosion--corrosion and synergistic effects in disturbed liquid-particle flow． Wear，2007，262( 7-8) : 791 ［5］ Schmitt G，Bakalli M． Advanced models for erosion corrosion and its mitigation． Mater Corros，2008，59( 2) : 181 ［6］ Salam M M． An alternative to API 14E erosional velocity limits for sand-laden fluids． J Energy Ｒesour Technol，2000，122: 71 ［7］ Zheng Z B，Zheng Y G． Erosion-enhanced corrosion of stainless steel and carbon steel measured electrochemically under liquid and slurry impingement J Corros Sci，2016，102: 259 ［8］ Ｒuzic V，Veidt M，Neic S． Protective iron carbonate films-Part ＇ 3: Simultaneous chemo-mechanical removal in single-phase aque￾ous flow． Corros，2007，63( 8) : 758 ［9］ Sun Y，Hong T，Bosch C． Carbon dioxide corrosion in wet gas an￾nular flow at elevated temperature． Corrosion，2003，59( 8) : 733 ［10］ McLaury B S，Shirazi S A． An alternate method to API ＲP 14E for predicting solids erosion in multiphase flow． J Energy Ｒesour Technol，2000，122: 115 ［11］ Edwards J K，McLaury B S，Shirazi S A． Modeling solid particle erosion in elbows and plugged tees． J Energy Ｒesour Technol， 2001，123: 277 ［12］ Papavinasam S，Ｒevie Ｒ W，Attard M，et al． Comparison of la￾boratory methodologies to evaluate corrosion inhibitors for oil and gas pipelines． Corrosion，2003，59( 10) : 897 ［13］ Efird K D，Wright E J，Boros J A，et al． Correlation of steel cor￾rosion in pipe flow with jet impingement and rotating cylinder tests． Corrosion，1993，49( 12) : 992 ［14］ Heuer J K，Stubbins J F． Microstructure analysis of coupons ex￾posed to carbon dioxide corrosion in multiphase flow． Corrosion， 1998，54( 7) : 566 ［15］ Crolet J L，Thevenot N，Nesic S． Ｒole of conductive corrosion products on the protectiveness of corrosion layers． Corrosion， 1998，54( 3) : 194 ［16］ Varela F E，Kurata Y，Sanada N． The influence of temperature on the galvanic corrosion of a cast iron-stainless steel couple ( prediction by boundary element method) ． Corros Sci，1997，39 ( 4) : 775 · 8901 ·