用热模拟机模拟T91铁素体耐热钢的形变热处理工艺,在T91钢的奥氏体未再结晶区(650-850℃)对其进行不同程度的变形,研究了直接淬火对T91钢的组织形成和力学性能的影响.结果表明:与传统热处理相比,形变热处理不仅使T91钢的组织明显细化,而且生成更多的MX型纳米级碳氮化物颗粒.通过拉伸实验表明:形变热处理工艺可以明显提高T91钢的强度,进而达到提高其使用温度的目的.
参考文献
| [1] | M.Yoshizawa,M.Igarashi,Long-term creep deformation characteristics of advanced ferritic steels for USC power plants,Inter.J.Pressure Vessels ＆ Piping,84(1-2),37(2007) |
| [2] | J.M.Beér,High efficiency electric power generation:The environmental role,Progress in Energy and Combustion Science,33(2),107(2007) |
| [3] | G.Gupta,Z.Jiao,A.N.Ham,Microstructural evolution of proton irradiated T91,J.Nuclear Mater.,351(1-3),162(2006) |
| [4] | S.Ohtsuka,S.Ukai,M.Fujiwara,Nano-mesoscopic struc-tural control in 9Cr-ODS ferritic/martensitic steels,J.Nuclear Mater.,351(1-3),241(2006) |
| [5] | Y.Yi,B.Lee,S.Kim,Corrosion and corrosion fatigue be-haviors of 9Cr steel in a supercritical water condition,Mater.Sci.Eng.A,429(1),161(2006) |
| [6] | M.Taneike,F.Abe,Creep-strengthening of steel at high temperatures using nano-sized carbonitride dispersions,Nature,424(17),294(2003) |
| [7] | R.L.Klueh,N.Hashimoto,P.J.Maziasz,Development of new nano-particlc-strengthed marteusitic steels,Scipta Mater.,53(3),275(2005) |
| [8] | Y.Chen,K.Sridharan,T.Allen,Corrosion behavior of ferritic-marteusitic steel T91 in supercritical water,Cor-rosion Science,48(9),2843(2006) |
| [9] | J.Onoro,Weld metal microstructure analysis of 9-12% Cr steels,Inter.J.Pressure Vessels ＆ Piping,83(7),540(2006) |
| [10] | P.Ampornrat,G.S.Was,Oxidation of ferritic-martensitic alloys T91,HCM12A and HT-9 in supercritical water,J.Nuclear Mater.,371(1-3),1(2007) |
| [11] | Y.Yi,B.Lee,S.Kim,J.Jang,Corrosion and corrosion fa-tigue behaviors of 9Cr steel in a supercritical water con-dition,Mater.Sci.Eng.,A,429(1-2),161(2006) |
| [12] | Y.Chen,K.Sridharan,S.Ukai,T.R.Allen,Oxidation of 9Cr oxide dispersion strengthened steel exposed in supercriti-cal water,J.Nuclear Mater.,371(1-3),118(2007) |
| [13] | S.Ohtsuka,S.Ukai,H.Sakasegawa,M.Fujiwara,T.Kaito,T.Narita,Nano-mesoscopic structural characterization of 9Cr-ODS martensitic steel for improving creep strength,J.Nuclear Mater.,367(1),160(2007) |
| [14] | H.Sakasegawa,S.Ohtsuka,S.Ukai,H.Tanigawa,M.Fujiwara,H.Ogiwara,A.Kohyama,Particle size effects in mechanically alloyed 9Cr ODS steel powder,J.Nuclear Mater.,367(1),185(2007) |
| [15] | A.A.Barani,F.Li,P.Romano,D.Ponge,D.Raabe,Design of high-strength steels by microalloying and thermome-chanical treatment,Mater.Sci.Eng.,463(1-2),138(2007) |
| [16] | H.K.D.H.Bhadeshia,S.R.Honeycombe,Thermomechani-cal Treatment of Steels,Steels (Third edition),209(2006) |
| [17] | S.N.Prasad and D.S.Sarma,Influence of thermomechani-cal treatment on microstructure and mechanical properties of Nb bearing weather resistant steel,Mater.Sci.Eng.A,408(1-2),53(2005) |
| [18] | ZHU Fuxian,LIU Chuan,WANG Ping,Research on law of deformation of 9Cr-1Mo-V-Nb steel under high-temperature,Steel Pipe,28(2),8(1999)(朱伏先,刘川,王平,9Cr-1Mo-V-Nb钢高温变形规律的研究,钢管,28(2),8(1999)) |
| [19] | M.Mackenzie,A.J.Craven,C.L.Collius,Nanoanalysis of very fine VN precipitates in steel.Scipta Mater.,54(1),1(2006) |
| [20] | F.Abe,M.Taneike,K.Sawada,Alloy design of creep resis-tant 9Cr steel using a dispersion of nano-sized carboni-trides,International Journal of Pressure Vessels and Pip-ing,8(1-2),3(2007) |
| [21] | XU Zuyao,Martensitic Phase Transformation ＆ Marten-site (Beijing,Scientific Press,1999) p.430(徐祖耀,马氏体相变与马氏体(北京,科学出版社,1999)P.430) |
| [22] | R.L.Klueh,N.Hashimoto,P.J.Maziasz,New nano-particle-strengthened ferritic/marteusitic steels by con-ventional thermo-mechanical treatment,J.Nuclear Mater.,367(1),48(2007) |
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