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第10期 李时磊等：Z3CN2009M铸造奥氏体不锈钢的热老化机理 ,1121, 评估.中国电力，2006,39(5)：53) steel components.Int Pressure Vessels Piping.1992,50(1/ [3]Li Y,Liu T,Luan P F.et al.Research on properties of PWR 3):179 main pipe line of nuclear electric power plant.Phys Exam Test. [7]Chung H M,Chopra O K.Properties of stainless steels in elevat- 2006,24(5):12 ed temperature service.Pressure Vessels Piping Div Publ PVP. (李颖，刘涛，栾培锋，等，核电厂压水堆主管道材料性能的研 1987,132(26):17 究.物理测试，2006,24(5)：12) [8]Chung H M.Chopra K.Environmental Degradation of Ma- [4]Liu P.Xue F.Thermal aging and aging management of cast terial in Nuclear Power Systems:Water Reactors.Traverse stainless steel in LWR nuclear power station.Nucl Power Eng. City:The Metallurgical Society.1987 2005,26(6):93 [9]Seiichi K.Naruo S,GentaT,et al.Microstructural changes and (刘鹏，薛飞·轻水堆核电站奥氏体不锈钢铸件的热老化及其 fracture behavior of CF8M duplex stainless steels after longterm 老化管理.核动力工程，2005,26(6)：93) aging.Nucl Eng Des,1997.174(3):273 [5]Baek S.Koo J M.Seok CS.Evaluation of the degradation char- [10]Takuyo Y.Satoshi O.Hisashi K.Mechanical property and mi- acteristics of CF-8A cast stainless steel using indentation tech crostructural change by thermal aging of SCS14A cast duplex niques and EDS.Key Eng Mater.2006.306/308:869 stainless steel.J Nucl Mater.2006.350(1):47 [6]Chung H M.Aging and life prediction of cast duplex stainless (上接第1111页) [12]Schneider M C.Beckermann C.Simulation of micro macroseg [9]Gandin C A.Rappaz M.A coupled finite element-cellular automa- regation during the solidification of a low-alloy steel.ISI Int ton model for the prediction of dendritic grain structures in solidi 1995,35(6):665 fication processes.Acta Metall Mater,1994,42(7):2233 [13]Ma C W.Shen HF,Huang T Y,et al.Numerical simulation of [10]Ma J C.Yang Y S.Tong W H.Effect of superheating on the macro-segregation with equiaxed grains movement.Chin J sub rapidly solidified microstructure of AISI 304 austenitic stain- Mater Res,2004,18(3):232 less steel strip.Acta Metall Sin.2007.43(8):879 (马长文，沈厚发，黄天佑，等。等轴晶移动对宏观偏析影响 (马建超，杨院生，童文辉.熔体过热对AISI304不锈钢亚快 的数值模拟.材料研究学报，2004,18(3)：232) 速凝固薄带组织的影响.金属学报，2007,43(8)：879) [14]Choudhary S K.Chandra S,Ghosh A.Predicted deoxidation [11]Li Q.Mo C L.Li DZ,et al.Simulation for the effects of natu- and inclusion precipitation in semikilled steel.Metal Mater ral convection on microstructural evolution during solidification Trans B,2005,36B(2):59 process.Spee Cast Nonferrous Met.2003(4):18 [15]Okane T,Umeda T.Eutectic growth of unidirectionally solidi- (李强，莫春立，李殿中等，凝固过程中自然对流作用下组织 fied Fe-Cr-Ni alloy.ISIJ Int.1998.38(5):454 演化模拟.特种铸造及有色合金，2003(4)：18)评估．中国电力200639（5）：53） ［3］ Li YLiu TLuan P Fet al．Research on properties of PWR main pipe line of nuclear electric power plant．Phys Exam Test 200624（5）：12 （李颖刘涛栾培锋等．核电厂压水堆主管道材料性能的研 究．物理测试200624（5）：12） ［4］ Liu PXue F．Thermal aging and aging management of cast stainless steel in LWR nuclear power station．Nucl Power Eng 200526（6）：93 （刘鹏薛飞．轻水堆核电站奥氏体不锈钢铸件的热老化及其 老化管理．核动力工程200526（6）：93） ［5］ Baek SKoo J MSeok C S．Evaluation of the degradation characteristics of CF-8A cast stainless steel using indentation techniques and EDS．Key Eng Mater2006306／308：869 ［6］ Chung H M．Aging and life prediction of cast duplex stainless steel components．Int J Pressure Vessels Piping199250（1／ 3）：179 ［7］ Chung H MChopra O K．Properties of stainless steels in elevated temperature service．Pressure Vessels Piping Div Publ PV P 1987132（26）：17 ［8］ Chung H MChopra O K．Environmental Degradation of Material in Nuclear Power Systems： Water Reactors．Traverse City：The Metallurgical Society1987 ［9］ Seiichi KNaruo SGenta Tet al．Microstructural changes and fracture behavior of CF8M duplex stainless steels after long-term aging．Nucl Eng Des1997174（3）：273 ［10］ Takuyo YSatoshi OHisashi K．Mechanical property and microstructural change by thermal aging of SCS14A cast duplex stainless steel．J Nucl Mater2006350（1）：47 （上接第1111页） ［9］ Gandin C ARappaz M．A coupled finite element-cellular automaton model for the prediction of dendritic grain structures in solidification processes．Acta Metall Mater199442（7）：2233 ［10］ Ma J CYang Y STong W H．Effect of superheating on the sub rapidly solidified microstructure of AISI304austenitic stainless steel strip．Acta Metall Sin200743（8）：879 （马建超杨院生童文辉．熔体过热对 AISI304不锈钢亚快 速凝固薄带组织的影响．金属学报200743（8）：879） ［11］ Li QMo C LLi D Zet al．Simulation for the effects of natural convection on microstructural evolution during solidification process．Spec Cast Nonferrous Met2003（4）：18 （李强莫春立李殿中等．凝固过程中自然对流作用下组织 演化模拟．特种铸造及有色合金2003（4）：18） ［12］ Schneider M CBeckermann C．Simulation of micro-macrosegregation during the solidification of a low-alloy steel．ISIJ Int 199535（6）：665 ［13］ Ma C WShen H FHuang T Yet al．Numerical simulation of macro-segregation with equiaxed grains movement． Chin J Mater Res200418（3）：232 （马长文沈厚发黄天佑等．等轴晶移动对宏观偏析影响 的数值模拟．材料研究学报200418（3）：232） ［14］ Choudhary S KChandra SGhosh A．Predicted deoxidation and inclusion precipitation in semikilled steel． Metal Mater T rans B200536B（2）：59 ［15］ Okane TUmeda T．Eutectic growth of unidirectionally solidified Fe-Cr-Ni alloy．ISIJ Int199838（5）：454 第10期 李时磊等： Z3CN20－09M 铸造奥氏体不锈钢的热老化机理 ·1121·