Phase diagrams reproduced from ASM Handbook, Volume 3: Alloy Phase Diagrams (1997).
The permission of ASM International is gratefully acknowledged.
ASM retains the exclusive publishing rights, both printed and electronic, for this work.
Ellingham Diagram

ASM Metals Handbook, Desk Edition, 2nd Edition (1998), page 718.
The permission of ASM International is gratefully acknowledged.
ASM retains the exclusive publishing rights, both printed and electronic, for this work.