Calculated Phase Diagram
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Status of the thermodynamic description:
H.J. Fecht, M.-X. Zhang, Y.A. Chang and J.H. Perepezko, Metall. Trans. A, 20A (1989) 795-803:
Full thermodynamic assessment.
Additional Assessments:
T.L. Ngai and Y.A. Chang, CALPHAD 5 (1981) 271-276
I. Karakaya and W.T. Thompson, Bull. Alloy Phase Diagrams 9 (1988) 144-152
H. Ohtani, K. Okuda and K. Ishida, J. Phase Equilibria 16 (1995) 416-429
Calculated Invariant Equilibria
Reaction |
Phase |
Mass % Pb |
Mass % Sn |
L -> (Pb) + (Sn)
182.2 oC |
Liquid |
37.87 |
62.13 |
(Pb) |
81.09 |
18.91 |
(Sn) |
3.41 |
96.59 |
Phases, Crystal Structures and Model Descriptions
Phase |
Struktur- bericht Symbol |
Common Names |
Prototype |
Spacegroup |
Model* |
|
Liquid |
n/a |
L |
n/a |
n/a |
(Pb,Sn)1 |
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Fcc |
A1 |
(Pb) |
Cu |
Fm-3m |
(Pb,Sn)1(Va)1 |
Bct |
A5 |
(Sn), (beta
Sn) |
beta Sn |
I41/amd |
(Pb,Sn)1 |
*Major species are printed bold face
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