用低活化元素Ti替代高活化的Co制备9Cr3W系列钢,用金相观察、SEM观察、拉伸实验及蠕变实验等手段对其进行表征,研究了分别加入Ti和Co对9Cr3W钢力学性能的影响.结果表明,Co和Ti的添加促进析出相的析出,Ti使晶粒细化,使拉伸性能和蠕变性能显著提高;Ti的添加使基体中出现少量的δ铁素体,但选择单相奥氏体区间热处理可使其消除,得到单一马氏体组织的低活化钢.对低活化9Cr3W钢进行Ti的微合金化,可获得与添加1％Co相当的良好蠕变性能.
参考文献
| [1] | R.L.Klueh,A.T.Nelson,Ferritic/martensitic steels for next-generation reactors,Journal of Nuclear Materials,371,37(2007) |
| [2] | F.Abe,S.Nakazawa.Microstructural evolution and creep behavior of bainitic,martensitic,and martensite-ferrite dual phase Cr-2W steels,Material Science and Technology,8,1063(1992) |
| [3] | HUANG Qunying,LI Chunjing,LI Yanfen,LIU Shaojun,WU Yican,LI Jiangang,WAN Farong,JU Xin,SHAN Yiyin,YU Jinnan,ZHU Shengyun,ZHANG Pinyuan,YANG Jianfeng,HAN Fusheng,KONG Mingguang,LI Heqin,T.Muroga,T.Nagasaka,R&D status of China lowactivation martensitic steel,Chinese Journal of Nuclear Science and Engineering,27(1),41(2007)(黄群英,李春京,李艳芬,刘少军,吴宜灿,李建刚,万发荣,巨新,单以银,郁金南,朱升云,张品源,杨建锋,韩福生,孔明光,李合琴,室贺健夫,长坂琢也,中国低活化马氏体钢CLAM研究进展,核科学与工程,27(1),41(2007)) |
| [4] | D.Rojas,J.Garcia,O.Prat,G.Sauthoffc,A.R.Kaysser-Pyzallab,9％Cr heat resistant steels:Alloy design,microstructure evolution and creep response at 650 ℃,Materials Science and Engineering A,528,5164(2011) |
| [5] | A.Hishinuma,A.Kohyama,R.L.Klueh,D.S.Gelles,W.Dietz,K.Ehrlich,Current status and future R&D for reduced-activation ferritic/martensitic steels,Journal of Nuclear Materials,258-263,193(1998) |
| [6] | LI Xinggang,YAN Qingzhi,GE Changchun,Research progress of reduced activation ferritic/martensitic steels,Journal of Iron and Steel Research,21(6),6(2009)(黎兴刚,燕青芝,葛昌纯,低活化铁素体/马氏体钢的研究进展,钢铁研究学报,21(6),6(2009)) |
| [7] | R.L.Klueh,D.R.Harries,High-Chromium Ferritic and Martensitic Steels for Nuclear ApplicationsBridgeport (ASTM International,2001) p.3 |
| [8] | K.Yamada,M.Igarashi,S.Muneki,F.Abe,Effect of Co addition on microstructure in high Cr ferritic steels,ISIJ International,43 (9),1438(2003) |
| [9] | A.Gustafson,J.(A)gren,Possible effect of Co on coarsening of M23C6 carbide and Orowan stress in a 9％ Cr steel,ISIJ International,41(4),356(2001) |
| [10] | R.Viswanathan,W.Bakker,Materials for ultrasupercritical coal power plants-boiler materials:Part 1,Journal of Materials Engi-neering and Performance,10,81 (2001) |
| [11] | M.Igarashi,Y.Sawaragi,Development of0.1C-11Cr-3W-3Co-V-Nb-Ta-Nd-N ferritic steel for USC boilers,in:Proc.International Conf.Power Engineeering-97 (Tokyo,1997,Vol.2) p.107-112 |
| [12] | F.Abe,Coarsening behavior of lath and its effect on creep rates in tempered martensitic 9Cr-W steels,Material Science and Engineering A,387-389,565(2004) |
| [13] | H.K.D.H.Bhadeshia,Design of ferritic creep-resistant steels,ISIJ Int.,41(6),626(2001) |
| [14] | NING Baoqun,LIU Yongchang,XU Ronglei,YANG Liushuan,Effects of thermomechanical treatment on microstructure and mechanical properties of T91 steel,Chinese Journal of Materials Research,22(2),191(2008)(宁保群,刘永长,徐荣雷,杨留栓,形变热处理对T91钢组织和性能的影响,材料研究学报,22(2),191(2008)) |
| [15] | Yin Fengshi,Tian Liqian,Xue Bing,Jiang Xuebo,Zhou Li,Effect of titanium on second phase precipitation behavior in 9-12Cr ferritic/martensitic heat resistant steels,Rare Metals,30,497(2011) |
| [16] | SHI Caixia,CHENG Guoguang,LI Zhanjun,ZHAO Pei,Solidification structure refining of 430 ferrite stainless steel with TiN nucleation,Journal of Iron and Steel Research,International,15(3),57(2008) |
| [17] | Li Shengzhi,Zumrat Eliniyaz,Zhang Lanting,Sun Feng,Shen Yinzhong,Shan Aidang,Microstructural evolution of delta ferrite in SAVE12 steel under heat treatment and short-term creep,Material Characterizatoin,73,144(2012) |
| [18] | M.Taneike,K.Sawada,F.Abe,Effect of carbon concentration on precipitation behavior of M23C6 carbides and MX carbonitrides in martensitic 9Cr steel during heat treatment,Metallurgical and Materials Transactions A,35A,1255(2004) |
| [19] | K.Maruyama,K.Sawada,Jun-ichi Koike,Strengthening mechanisms of creep resistant tempered martensitic steel,ISIJ International,41(6),641(2001) |
| [20] | M.Y.Wey,T.Sakuma,T.Nishizawa,Growth of alloy carbide particles in austenite,Transactions of Japan Institute of Metals,22,733(1981) |
| [21] | F.Abe,Precipitate design for creep strengthening of 9％ Cr tempered martensitic steel for ultra-supercritical power plants,Science and Technology of Advanced Materials,9,15(2008) |
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