1. 1) D. R. Wood and R. M. Cook: Metallurgia, 60 (1963), 109.
2. 2) R. T. Nolt and W. Wallace: Intern. Metals Rev., 21 (1976), 1.
3. 3) Ed. by Japan Atomic Energy Research Institute: Chemical Analysis of Nickel- and Iron-Base High Temperature Alloys for Nuclear Reactor, JAERI 1249, (1977), p. 3.
4. 4) JIS G1204-1978.
5. 5) M. Ito, S. Sato and M. Narita: Tetsu to Hagané, 69 (1983), 169.