超低碳Cr-Ni奥氏体不锈钢在含强氧化性离子的硝酸溶液中会发生过钝化腐蚀和晶间腐蚀,而高硅不锈钢在强氧化性浓硝酸中具有优良的耐蚀性.笔者以高纯级000Cr25Ni20和00Cr14Ni14Si4钢作为对比材料,发现在纯稀硝酸中000Cr25Ni20钢具有更优良的耐蚀性,在不同含量的40%沸腾硝酸溶液中,00Cr14Ni14Si4钢可有效抑制过钝化腐蚀,而且不发生晶间腐蚀.
参考文献
| [1] | Sugimoto K .Measurements of Interaction Cross Sections and Radii of He Isotopes[J].Physics Letters B,1985,160(06):380. |
| [2] | Haupt S;Strehblow H H .A Combined Surface Analytical and Electrochemical Study of the Formation of Passive Layers on Fe/Cr Alloys in 0.5 MH2SO4[J].Corrosion Science,1995,37(01):43. |
| [3] | Nishimura R.;Ishiga J.;Matsumoto Y.;Nagano H.;Yamakawa K. .Highly corrosion resistant stainless steel with Si implanted/deposited phase[J].Materials Chemistry and Physics,1998(1/3):289-292. |
| [4] | Mayuzumi M;Ohta J;Kako K .Effect of Silicon and Manganese Additions on the Transpassive Corrosion of High-Purity Fe-18% Cr-14%Ni Alloys[J].Corrosion Science,2002,56(09):910. |
| [5] | Sugimoto K .Corrosion and Its Mechanism of AI-10%Si AlloyCoated Steel in Methanol Containing H2O,NaCl,and HCOOH[J].Journal of the Electrochemical Society,2002,149B(03):75. |
| [6] | Armijo J S;Wilde B E .Intergranular Corrosion of Nonsensitized Austenitic Stainless Steels[J].Corrosion Science,1984,24(03):24. |
| [7] | Wilde B E .Influence of Si Content on the Corrosion Resistance of Austenitic Fe-Cr-Ni Alloys in Oxidizing Acids[J].Corrosion Science,1968,8(01):649. |
| [8] | Honda T;Yokosuka T;Arai Y .Effect of Silicon on Intergranular Corrosion of Stainless Steel in Nitric Acid Solutions[NACE 1997][R].Houston:NACE International,1997. |
| [9] | Steel D F .Corrosion Control in Nuclear Fuel Reprocessing Plants[J].Industrial Lubrication and Tribology,1986,38(05):164. |
| [10] | Robin R;Miserque F;Spagnol V .Correlation between composition of passive layer and corrosion behavior of high Si-containing austenitic stainless steels in nitric acid[J].Journal of Nuclear Materials: Materials Aspects of Fission and Fusion,2008(1):65-71. |
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