通过研究时效热处理对2205双相不锈钢耐点蚀性能的影响,发现590℃和650℃的时效处理降低了材料的耐点蚀性能,并且耐点蚀性能随着时效温度和时效时间的增加而降低;点蚀蚀孔倾向于在铁素体和奥氏体的相界处以及铁素体中的析出相附近形核长大.此外,通过TEM物相分析发现590℃时效析出相有R相,650℃时效析出相有R相和δ相.
参考文献
| [1] | 霍春勇.2205双相不锈钢[M].西安:陕西科学技术出版社,2006 |
| [2] | 蒋金勋;张佩芬;高满同.金属腐蚀学[M].北京:国防工业出版社,1986 |
| [3] | Angelini E;Benedetti B D;Rosalbino F .Influence of ageing treatment between 700 and 900℃on localized corrosion resistance of duplex stainless steel SAF2205[J].Metallurgia Italiana,1996,88:339-344. |
| [4] | Lode Duprez;Bruno De Cooman .Microstructure evolution during isothermal annealing of a standard duplex stain-less steel type 1.4462[J].Steel Research,2000(10):417-422. |
| [5] | V. S. Mourn;L. D. Lima;J. M. Pardal .Influence of microstructure on the corrosion resistance of the duplex stainless steel UNS S31803[J].Materials Characterization,2008(8):1127-1132. |
| [6] | Lee K M;Cho H S;Choi D C .Effect of isothermal treatment of SAF 2205 duplex stainless steel on migration of δ/γ interface boundary and growth of sustenite[J].Journal of Alloys and Compounds,1999,285:156-161. |
| [7] | Zucato I;Moreira M C;Machado I F et al.Microstructural characterization and the effect of phase transformation on toughness of the UNS S31803 duplex stainless steel aged treated at 850℃[J].Materials Research,2002,5:385-389. |
| [8] | Chandra, K.;Singhal, R.;Kain, V.;Raja, V.S. .Low temperature embrittlement of duplex stainless steel: Correlation between mechanical and electrochemical behavior[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2010(16/17):3904-3912. |
| [9] | He, Y.-L.;Zhu, N.-Q.;Lu, X.-G.;Li, L. .Experimental and computational study on microstructural evolution in 2205 duplex stainless steel during high temperature aging[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2010(2):721-729. |
| [10] | Tavares SSM;Terra VF;Pardal JM;Fonseca MPC .Influence of the microstructure on the toughness of a duplex stainless steel UNSS31803[J].Journal of Materials Science,2005(1):145-154. |
| [11] | Sathirachinda N;Pettersson R;Pan J .Depletion effects at phase boundaries in 2205 duplex stainless steel characterised with SKPFM and TEM/EDS[J].Corrosion Science,2009,51:1850-1860. |
| [12] | Nascimento A M do;Ierardi M C F;Kina A Y et al.Pitting corrosion resistance of cast duplex stainless steels in 3.5% NaCl solution[J].Materials Characterization,2008,59:1736-1740. |
| [13] | Kwang Min Lee;Hoon Sung Cho;Dap Chun Choi .Effect of isothermal treatment of SAF 2205 duplex stainless steel on migration of δ/γ interface boundary and growth of austenite[J].Journal of Alloys and Compounds,1999,285:156-161. |
| [14] | Lai J K L;Wong K W;Li D J .Effect of solution treatment on the transformation behaviour of cold-rolled duplex stainless steels[J].Materials Science and Engineering A:Structural Materials Properties Microstructure and Processing,1995,203:356-364. |
| [15] | Elshawesh F;Elahresh N;Elhoud A .Effect of o phase on pitting corrosion of 2205 duplex stainless steel[J].British Corrosion Journal,1998,33:285-287. |
| [16] | Lopez N;Cid M;Puiggali M .Influence of v-phase onmechanical properties and corrosion resistance of duplex stainless steel[J].Corms Science,1999,41:1615-1631. |
| [17] | Potgieter J H .Influence of a phase on general and pitting corrosion resistance of SAF 2205 duplex stainless steel[J].British Corrosion Journal,1992,27:219-223. |
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