Effect of rare earth on the microstructures and properties of a low expansion superalloy

Micron

Volumn 33, Issue 6, 2002, Pages 575-580

  Wang, R M ^a,b   Song, Y G ^a   Han, Y F ^a  

^a PEKING UNIVERSITY   (China)

^b BEIJING INSTITUTE OF AERONAUTICAL MATERIALS   (China)

Author keywords

Fe Ni Co Nb Ti Si superalloy; Micromechanism; Rare earth element

Indexed keywords

ARTICLE;

EID: 0036389830     PISSN: 09684328     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0968-4328(02)00015-X     Document Type: Article

References (9)

1. Duhl, N., Maurer, G., Antolovich, S., Lund, C., 1988. Proceedings of the Conference of the Metallurgical Society. pp. 151-160.
2. Lu, W., Zheng, D.H., Xu, Z.Y., 1993. Influence of rare earth on TTT diagram for 0.27C-1Cr steel. Acta Metall. Sinica 29, A307-A311.
3. Morra, M.M., Ballinger, R.G., Hwang, J.S., 1992. Incoloy 908, a low coeficient of expansion alloy for high-strength cryogenic applications: part I. Physical Metallurgy. Metall. Trans. A 23A, 3177-3192.
4. Sato, K., Ohno, T., 1993. Development of low thermal expansion superalloys. J. Mater. Engng Perform. 2 (4), 511-516.
5. Smith, D.F., Clastworthy, E.F., Tipton, D.G., Mankins, W.L., 1980. Improving the Notch-Rupture Strength of Low Expansion Superalloys. Superalloys. ASE, Metals Park, OH pp. 521-530.
6. Smith, D.F., Smith, J.S., Floreen, S., 1984. A Silicon-Containing Low-Expansion Alloy with Improved Properties. Superalloys. ASM, Metals Park, OH pp. 591-600.
7. Wang, R.M., Li, C.Z., Ping, D.H., Yan, M.G., 1998. Microanalytical study of the hexagonal phase in an yttrium-containing low expansion superalloy. Mater. Sci. Engng A 241, 83-89.
8. Zhang, D.B., Wu, C.J., 1988. Behavior of cerium in grain boundary segregation and its influence on equilibrium segregation of phosphorous at grain boundaries in α-iron. Acta Metall. Sinica 24, A100-A105.
9. Zhao, G.C., Song, W.S., 1987. Rare Earth Applications in Steels. Metallurgical Press, China.