[1 ] H.C. Lee, X.D. Wu, Y.M. Kim and N.J. Kim: Adv. Mater. Res., 2007, 15{17, 780.[2 ] J.Y. Koo, M.J. Luton, N.V. Bangaru, R.A. Petkovic, D.P. Fairchild, C.W. Petersen, H. Asahi, Y. Terada, M. Sugiyama, H. Tamehiro, Y. Komizo, S. Okaguchi, M. Hamada, A. Yamamoto and I. Takeuchi: in the 13th Int. Proc. on Offshore and Polar Engineering, Honolulu, Hawaii, USA, 2003, 10.[3 ] N.J. Kim: J. Metals, 1983, 35, 21.[4 ] N.J. Kim, A.J. Yang and G. Thomas: Metall. Mater. Trans. A, 1985, 16, 471.[5 ] B. Hwang, Y.M. Kim, S. Lee, N.J. Kim and S.S. Ahn: Metall. Mater. Trans. A, 2005, 36. 725.[6 ] B. Hwang, S. Lee, Y.M. Kim, N.J. Kim and J.Y. Yoo: J. Korea Inst. Met. Mater., 2004, 42, 691.[7 ] Y.M. Kim, S.K. Kim, Y.J. Lim and N.J. Kim: ISIJ Int., 2002, 42, 157.[8 ] J.M. Hyzak and L.M. Bernstein: Metall. Mater. Trans. A, 1976, 7, 1217.[9 ] M. Diaz-Fuentes, A. Iza-Mendia and I. Dutierrez: Metall. Mater. Trans. A, 2003, 34, 2505.[10] S.R. Li: Effect of Composition on the Structure and Properties of X120 Linepipe Steels, Master Thesis, Pohang University of Science and Technology, South Korea, 2004.[11] Y.M. Kim, H. Lee, J.Y. Yoo and N.J. Kim: Microstructural Characteristic of Acicular Ferrite in Linepipe Steels, in Proceeding of ISOPE 2005, Seoul, Korea, 2005. |