1. 1) The Iron and Steel Institute of Japan: Bull. Iron Steel Inst. Jpn., 10(2005), 848.
2. 2) M. Igarashi: Materia Jpn., 42, 4(2003), 266.
3. 3) F. Masuyama: ISIJ Int., 41(2001), 612.
4. 4) F. Masuyama: J. Jpn. Weld. Soc., 70(2001), 750.
5. 5) G.J. Silvestri Jr.: Eddystone Station, 325 MW Generating Unit 1, ASME International, NY, (2003), 1.