1. Hulka K, Kern A, and Schriever U, Mater Sci Forum
500–501 (2005) 519.
2. Yu S F, and Qian B N, Mater Res Trans
18 (2004) 405.
3. Kim B C, Lee S, Kim N J, and Lee D Y, Metall Trans
22 (1991) 139.
4. Davis C L, and King J E, Metall Trans
25 (1994) 563.
5. Matsuda F, Ikeuchi K, Liao J, Effect of weld thermal cycles on the HAZ toughness of SQV-2A pressure vessel steel [M]. 4th International Conference on Trends in welding Research (1995).