718 Alloy

Alloy name: 718
Diagram No.: 1090
Type of diagram: TTT
Chemical composition in weight %: 52% Ni, 19% Fe, 19% Cr, 5.3% Nb, 3.1% Mo, 0.95% Ti, 0.55% Al
Alloy group: Nickel-based alloys
Note: El” diagram for alloy 718 from Basile and Radavich [9].
Reference: N. Saunders, M. Fahrmann and C. J. Small, THE APPLICATION OF CALPHAD CALCULATIONS TO NI-SUPERALLOYS, Superalloys 2000, Edited by T.M. Pollock, R.D. Kissinger, R.R. Bowman, K.A. Green, M. McLean, S. Olson, and J.J. Schirm, TMS (The Minerals, Metals &Materials Society), 2000, pp. 803-811.
Reference [9]: A. 0 Basile and J. F. Radavich ‘A Current ‘ITT Diagram for Wrought Alloy 718”, Superalloy 718,625 & Various Derivatives, ed. E. A Loria, (Warrendale, PATMS, 1991), p. 325.

Transformation Diagram

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