用原位熔铸法制备了TiC颗粒弥散强化304不锈钢.显微组织观察表明,原位合成的TiC颗粒尺寸在3-10μm之间,局部有轻微团聚现象.TiC颗粒的加入,使304不锈钢的强度明显提高,但塑性有所下降;TiC弥散强化304不锈钢铸锭经电渣重熔后,TiC颗粒细化,分布更均匀,且在显微组织中可观察到纳米尺度的TiC颗粒.电渣重熔后强化钢的强度进一步提高,塑性也有所改善.在650℃/150 MPa的条件下,引入TiC颗粒的强化钢抗蠕变性能远高于304母合金,而电渣重熔后,由于TiC颗粒的细化,钢的抗蠕变性能进一步改善.
参考文献
| [1] | Kennedy A R,Weston D P,Jones M I.Mater Sci Eng,2001; A316:32 |
| [2] | Lakshmi S,Lu L,Gupta M.J Mater Process Technol,1998; 73:160 |
| [3] | Inem B,Pollard G.J Mater Sci,1993; 28:4427 |
| [4] | Ibrahim I A,Mohamed F A,Lavernia E J.J Mater Sci,1991; 26:1137 |
| [5] | Terry B S,Chinyamakobvu O S.Mater Sci Lett,1991; 10:628 |
| [6] | Kattamis T Z,Suganuma T.Mater Sci Eng,1990; A128:241 |
| [7] | Raghunath C,Bhat M S,Rohatgi P K.Scr Metall Mater,1995; 32:577 |
| [8] | Sun Y S,Huang H B,He H Y,Cai L,Xue F,Mei J P,Wang S Q.China Pat ZL99114272.1,2002(孙扬善,黄海波,何华英,蔡磊,薛烽,梅建平,王仕勤.中国专利,ZL991 14272.1,2002) |
| [9] | Hui X D,Yang Y S,Chen X C.d Mater Sci Lett,2000; 19:1281 |
| [10] | Yan Y W,Wei B K,Fu Z Y,Lin H T,Yuan R Z.Acta Metall Sin,1999; 35:909(严有为,魏伯康,傅正义,林汉同,袁润章.金属学报,1999;35:909) |
| [11] | Wu Q L,Sun Y S,Xue F,Zhou J.Acta Metall Sin,2008; 44:745(吴钱林,孙扬善,薛烽,周健.金属学报,2008;44:745) |
| [12] | Xu Z M,Liang G F,Guan Q F,Jiang Q C.Mater Res Bull,2004; 39:457 |
| [13] | Manoharan M,Gupta M.Composites,1999; 30B:107 |
| [14] | Dumitrescu L F S,Hillert M.ISIJ Int,1999; 39:84 |
| [15] | Hernandez-Morales B,Mitchell A.Ironmaking Steelmaking,1999; 26:423 |
| [16] | McCartney D G.Int Mater Rev,1989; 34:247 |
| [17] | Wilshire B,Palmer C J.Scr Mater,2002; 46:483 |
| [18] | Takahashi Y,Yamane T.J Mater Sci,1979; 14:2818 |
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