1. 1) J. W. Schultz and H. F. Merrick: Metallurgical Transactions, 3, 2479 (1972).
2. 2) “Preliminary Data on the Engineering Propertics of Alloy 690”, The International Nickel Co., Inc., New York.
3. 3) M. Hecht et al., in “The Corrosion Handbook” (ed., H. H. Uhlig), p. 530, John Wiley & Sons, Inc., New York, (1963).
4. 4) NACE Technical Practices Committee Report, “Procedures for Quantitative Removal of Oxide Scales Formed in High Temperature Water and Steam”, Materials Protection, p. 69, July, 1967.
5. 5) N. Pessall, A. B. Dunlap and D. W. Feldman: CORROSION, 33, 130 (1977).