利用液固两相流冲刷腐蚀磨损实验机模拟了不同的冲刷腐蚀磨损工况,并研究了1Cr18Ni9Ti不锈钢和T8钢在不同实验条件下的冲刷腐蚀行为.研究结果表明:提高冲刷速度和浆料温度都加剧了材料的损伤和破坏,T8钢冲刷腐蚀失重率远大于1Cr18Ni9Ti不锈钢,因此在酸性浆料中,要使材料具有优良的耐冲刷腐蚀性能,材料首先必须具备优良的耐蚀性,同时应兼有优良的耐磨性,两者合理的配合尤为重要.1Cr18Ni9Ti不锈钢和T8钢冲刷腐蚀失重率均在冲蚀角度为45°时出现极大值,表明冲蚀角度在45°时,对材料产生的损伤强度最大,因此在设计管道时应尽量避免45°冲蚀角结构.
参考文献
| [1] | 中国腐蚀与防护学会.金属腐蚀手册[M].上海:上海科学技术出版社,1987:96-101. |
| [2] | DEANSW .Velocity-accelerated corrosion testing and predictions[J].Materials Performance,1990,29(09):61-67. |
| [3] | PLULSON .Electrochemicalmeasurementsinflowingsolutions[J].Corrosion Science,1983,23(04):391-430. |
| [4] | PITTCH;CHANG Y M .Jet slurry corrosive wear of high-chromium cast iron and high-carbon steel grinding ball alloys[J].Corrosion,1986,42(06):312-317. |
| [5] | CHAKRAORTYI;BASAK A;CHATTERJEE U K .CorrosivewearbehaviorofCr-Mn-Cuwhitecastironsinsand-waterslurrymedia[J].Wear,1991,143(03):203-220. |
| [6] | HEITZE;KREYSA G;LOSS C .Investigation of hydrodynamic test systems for the selection of high flow rate resistant materials[J].Journal of Applied Electrochemistry,1979,29(09):243-253. |
| [7] | ZHENGYG;YAO Z M;WEI X Y et al.Thesynergisticeffectbetweenerosionandcorrosioninacidicslurrymedium[J].Wear,1995,186-187(06):555-561. |
| [8] | MADSENW .Measurementoferosion-corrosionsynergismwithaslurryweartestapparatus[J].WEAR,1988,123(02):127-142. |
| [9] | 张安峰;邢建东.腐蚀磨损实验机的研究近况[J].铸造技术,1998(02):36-38. |
| [10] | 冈良则;山肋正昭 .松村昌信工口一ジョンとコロ一ジョンの相乘效果量の粒子卫突角度依存性[J].防食技术,1986,35(05):270-275. |
| [11] | CHANGYM;PITT C H .Corrosive-erosivewearofgrindingballmetalsathighjetvelocities[J].CORROSION,1987,43(10):599-605. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%