为了提高螺纹钢的耐腐蚀性能,研制了一种新型低温缓蚀淬火剂.采用大气暴露腐蚀(AE)和干湿交替腐蚀(CCT)研究了淬火螺纹钢的耐腐蚀性能,采用电化学测试(ET)、FTIR、SEM和XRD探讨了耐腐蚀机理.结果表明,经缓蚀淬火剂淬火处理后螺纹钢的表面生成了约10 μm致密钝化膜;AE腐蚀产物由α-Fe2O3、γ-Fe2O3、α-FeOOH及硅酸铁化合物组成,组成成分未变但其相对含量发生了变化;缓蚀淬火处理使腐蚀反应的活化能由73.8 kJ/mol提高到了111.3 kJ/mol.螺纹钢的耐腐蚀性能得到了显著提高.
参考文献
| [1] | 谢祥明,林建伟.钢筋混凝土抗海水中氯离子腐蚀的试验研究[J].混凝土,2002(12):27-29. |
| [2] | 罗坤英,余国强,李大旭.环保型铝及铝合金表面化学转化工艺及性能研究[J].材料保护,2006(10):74-75. |
| [3] | F.S. de Souza;A. Spinelli .Caffeic Acid As A Green Corrosion Inhibitor For Mild Steel[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2009(3):642-649. |
| [4] | 魏凤玉,胡芳,黄登銮.新型试剂快速冷却螺纹钢的耐蚀性能[J].材料热处理学报,2011(12):151-154. |
| [5] | 魏凤玉;李武林 .一种螺纹钢复配缓蚀淬火剂及其使用方法[P].中国,201310142958.X,2013-7-17. |
| [6] | 魏洁,董俊华,柯伟.新型化学剂快速冷却热轧螺纹钢的防锈性能研究[J].腐蚀科学与防护技术,2009(05):468-471. |
| [7] | SY/T5273-2000.油田采出水用缓蚀剂性能评价方法[S]. |
| [8] | HOSSEINI S M A;AZIMI A .The inhibition of mild steel corrosion in acidic medium by 1-methyl-3-pyridin2-yl-thiourea[J].Corrosion Science,2009,51:728-732. |
| [9] | Bis (benzimidazol-2-yl) disulphide: An efficient water soluble inhibitor for corrosion of mild steel in acid media[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2009(9):2006. |
| [10] | Fu, P.;Li, H.;Sun, J.;Yi, Z.;Wang, G.-C. .Corrosive inhibition behavior of well-dispersible aniline/p- phenylenediamine copolymers[J].Progress in Organic Coatings: An International Review Journal,2013(4):589-595. |
| [11] | D. de la Fuente;I. Diaz;J. Simancas;B. Chico;M. Morcillo .Long-term atmospheric corrosion of mild steel[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2011(2):604-617. |
| [12] | Atmospheric corrosion of carbon steel in Colombia[J].Corrosion Science: The Journal on Environmental Degradation of Materials and its Control,2010(1):216. |
| [13] | MARINHO J Z;MONTES R H O;DEMOURA A P.Rapid preparation of α-FeOOH and α-Fe2O3 nanostructures by microwave heating and their application in electrochemical sensors[J].Materials Research Bulletin,2014(49):572-576. |
| [14] | Synthesis of maghemite (γ-Fe_2O_3) nanoparticles by wet chemical method at room temperature[J].Materials Letters,2010(13):1471. |
| [15] | Fengyu Wei;Fang Hu .Corrosion resistance of water-cooled rebar quenched in a novel agent[J].Anti-Corrosion Methods and Materials,2013(4):179-184. |
| [16] | DAREZERESHKI E;RANJBAR M;BAKHTIARI F .One-step synthesis of maghemite (y Fe2O3) nanoparticles by wet chemical method[J].Journal of Alloys and Compounds,2010,502(1):257-260. |
| [17] | KREHULA S;POPOVIC S;MUSIC S .Synthesis of acicular α-FeOOH panicles at a very high pH[J].Materials Letters,2002,54:108-113. |
| [18] | Boily JF.;Sjoberg S.;Persson P. .Benzenecarboxylate surface complexation at the goethite (alpha-FeOOH)/water interface: II. Linking IR spectroscopic observations to mechanistic surface complexation models for phthalate, trimellitate, and pyromellitate[J].Geochimica et Cosmochimica Acta: Journal of the Geochemical Society and the Meteoritical Society,2000(20):3453-3470. |
| [19] | Qing, M.;Yang, Y.;Wu, B.;Xu, J.;Zhang, C.;Gao, P.;Li, Y. .Modification of Fe-SiO2 interaction with zirconia for iron-based Fischer-Tropsch catalysts[J].Journal of Catalysis,2011(1):111-122. |
| [20] | CARLSON L;SCHWERTMANN U .Natural occurrence of feroxyhite (δ'-FeOOH)[J].Clays and clay minerals,1980,28(4):272-280. |
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%