Alloy phase stability index diagram

Details Alloy phase stability index diagram Alloy phase stability index diagram

1988-01-22

1989-04-25

Rosenberg, Peter D.

Alloys or metallic compositions

Ferrous

Processes

434298, C22C 3300

Patent

active

048246379

ABSTRACT:
An alloy phase stability index diagram comprising a phase distribution range specified therein by calculating average values Md and Bo of an alloy according to the following formulae with respect to an energy level of "d" orbitals of an alloying element and a bond order between a mother metal and an alloying element:

REFERENCES:
patent: 3782926 (1974-01-01), Kirkpatrick et al.
patent: 3840652 (1974-10-01), Albers
Constitution of Binary Alloys, First Supplement, by Rodney, P. Elliott, PhD. McGraw-Hill .COPYRGT. 1965, Received 1982, pp. 438-439.
M. Morinaga et al., Alloying Effect on the Electronic Structure of Ni.sub.3 Al, J of the Physical Soc. of Japan, 53, 2 (1984, 2) pp. 653-663.
M. Morinaga et al., Solid Solubilities in Transition Metal-Based f.c.c. Alloys, Phil. Mag. A, 51, 2 (1985) pp. 223-246.
M. Morinaga et al., Solid Solubilities in Nickel-Based f.c.c. Alloys, Phil. Mag. A, 51, 2 (1985), pp. 247-252.
M. Morinaga, et al., New PHACOMP and its Application to Alloy Design, Superalloys 1984 (Proc. of the 5th Intern., Symp. on Superalloys, held Oct. 7-11, 1984, Seven Springs, Pa.) Metal Soc. of AIME, pp. 523-532.
N. Yukawa et al., New Approach to the Design of Superalloys (1985) Proc. of the 2nd Japan-U.S. Seminar on Superalloys, held Dec. 7-11, 1984, Susono-shi, Shizuoka-Pref., Japan Inst. Metals, 37-48.
Natsuo Yukawa, "New PHACOMP for Superalloys", 54, 4 (1983, 11) pp. 275-287.
Natsuo Yukawa: Strategy for Materials Design and Development, Chapt. 3, The d-Electrons Austenitic Alloy Design and New PHACOMP, Ed. Y. Mishima and S. Iwata, publ. by Soft Science Co., Ltd., 1985, 7, pp. 79-103.
Masahiko Morinaga et al., Cluster Theory for Calculating the Electronic Structure of Alloys and its Applications, 23, 11 (1984), pp. 911-919, Nippon Kinzoku Kaihou.

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