以微米级W粉和碳纳米管(CNTs)为原料,采用放电等离子烧结(SPS)技术制备了钨基复合材料,研究和分析了CNTs对W显微组织结构和室温力学性能的影响.研究表明,在SPS过程中,CNTs与W发生原位反应生成W2C,一方面活化了W的晶格,促进了W的烧结致密化,另一方面,W2C的形成消耗了部分烧结驱动力,有效延缓了W的晶粒长大.当CNTs的加入量为0.5％时,可获得平均晶粒尺寸为4μm,相对密度大于99％,抗弯强度和硬度分别为1353.90MPa和488.4 HV的钨基复合材料.
参考文献
| [1] | Lassner E,Schubert W D.Tungsten-Properties,Chemistry,Technology of the Element,Alloys and Chemical Compounds.New York:Kluwer-Academic/Plenum Publishers,1998:7 |
| [2] | Smid I,Akiba M,Vieider G,Plochl L.J Nucl Mater,1998;258-263:160 |
| [3] | Ryu H J,Hong S H.Mater Sci Eng,2003; A363:179 |
| [4] | Zhang H,Chen X F,Yang Z M,Ding B J.Mater Lett,1999; 38:401 |
| [5] | Kim Y,Lee K H,Kim E P,Cheong D I,Hong S H.Int J Refract Met Hard Mater,2009; 27:842 |
| [6] | Rieth M,Daerner B.J Nucl Mater,2005; 342:20 |
| [7] | Veleva L,Oksiuta Z,Vogtb U,Baluc N.Fus Eng Des,2009; 84:1920 |
| [8] | Kurishita H,Amano Y,Kobayashi S,Nakai K,Arakawa H,Hiraoka Y,Tajida T,Takebe K,Matsui H.J Nucl Mater,2007; 367-370:1453 |
| [9] | Kurishita H,Matsuo S,Arakawa H,Narui M,Yamazaki M,Sakamoto T,Kobayashi S,Nakai K,Takida T,Takebe K,Kawai M,Yoshida N.J Nucl Mater,2009; 386-388:579 |
| [10] | Zhang T Q,Wang Y J,Zhou Y,Lei T Q Song G M.Int J Refract Met Hard Mater,2007; 25:445 |
| [11] | Rea K E,Viswanathan V,Kruize A,Hosson J Th M De,O'Dell S,Mckechnie T,Rajagopalan S,Vaidyanathan R,Seal S.Mater Sci Eng,2008; A477:350 |
| [12] | Kinoshitan S,Saito T,Kobayashi M.J Jpn Soc Powder Powder Metall,2001; 48(1):51 |
| [13] | Oliveira F A C,Granier B,Badie J M,Fernandes J C,Rosa L G,Shohoji N.Int J Refract Met Hard Mater,2007; 25:351 |
| [14] | Oliveira F A C,Fernandes J C,Badie J M,Granier B,Rosa L G,Shohoji N.Int J Refract Met Hard Mater,2007; 25:101 |
| [15] | Zhang J,Li D Y,Zhao L Z.Mac Des Manuf,2011; 2:266(张坚,李德英,赵龙志.机械设计与制造,2011:2:266) |
| [16] | Su W,Li W Z.Foundry Technol,2008; 29:29(孙巍,李文珍.铸造技术,2008; 29:29) |
| [17] | Li S N,Song S Z,Yu T Q.J Wuhan Univ Technol,2003;25:1(李四年,宋守志,余天庆.武汉理工大学学报,2003; 25:1) |
| [18] | Shen J,Sun J F,Zhang F M.Mater Sci Technol,2006;14:165(沈军,孙剑飞,张法明.材料科学与工艺,2006; 14:165) |
| [19] | Zhang L,Schubert W D,Huang B Y.Cement Carbide,2003; 20:193(张立,Schubert W D,黄伯云.硬质合金,2003; 20:193) |
| [20] | Shankar N,Yu M F,Vanka S P,Glumac Nick G.Mater Lett,2006; 60:771 |
| [21] | Zhong Z,Liu B,Sun L,Lin J,Tan K L.Chem Phys Lett,2002; 362:135 |
| [22] | Kreupl F,Guesberg A P,Duesberg G S,Steinh(o)gl W,Liebau M,Unger E,H(o)nlein W.Microelectron Eng,2002;64:399 |
| [23] | Pei Y B,Guo S J,Meng F,Yang X.Mater Sci Eng Powder Metall,2005; 10:160(裴燕斌,果世驹,孟飞,杨霞.粉末冶金材料科学与工程,2005; 10:160) |
| [24] | Krause B,Mende M,P(o)tschke P,Petzold G.Carbon,2010;48:2746 |
| [25] | Xi X L,Guo Y Q,Nie Z R,Yang J C,Zuo T Y.J Beijing Univ Technol,2004; 30:59(席晓丽,郭艳群,聂祚仁,杨建参,左铁镛.北京工业大学学报,2004; 30:59) |
| [26] | Liang Y J,Che Y C.Handbook of Thermodynamic Data for Inorganic Matter.Shenyang:Northeastern University Press,1993:12(梁英教,车荫昌.无机物热力学数据手册.沈阳:东北大学出版社,1993:12) |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%