Iron, Alpha-Delta (Fe) Fe1(cr)
 
Enthalpy Reference Temperature = Tr = 298.15 K Standard State Pressure = p° = 0.1 MPa
  J·K-1 mol-1 kJ·mol-1  
T/K Cp° S° -[G°-H°(Tr)]/T H-H°(Tr) fH° fG° log Kf
0 0. 0. INFINITE -4.507 0. 0. 0.
100 12.101 6.065 46.905 -4.084 0. 0. 0.
200 21.588 17.949 29.524 -2.315 0. 0. 0.
250 23.742 23.018 27.727 -1.177 0. 0. 0.
 
298.15 25.094 27.321 27.321 0. 0. 0. 0.
 
300 25.140 27.476 27.321 0.046 0. 0. 0.
350 26.287 31.439 27.632 1.333 0. 0. 0.
400 27.386 35.021 28.335 2.674 0. 0. 0.
450 28.518 38.312 29.263 4.072 0. 0. 0.
500 29.702 41.377 30.323 5.527 0. 0. 0.
 
600 32.049 46.997 32.642 8.613 0. 0. 0.
700 34.602 52.119 35.063 11.939 0. 0. 0.
800 37.949 56.940 37.498 15.553 0. 0. 0.
900 43.095 61.679 39.922 19.582 0. 0. 0.
1000 54.434 66.672 42.342 24.329 0. 0. 0.
 
 
1042.000 83.680 69.245 43.372 26.960 Cp LAMBDA MAXIMUM
1042.000 83.681 69.245 43.372 26.960 TRANSITION
 
1100 46.401 72.062 44.815 29.972 0. 0. 0.
 
1184.000 41.422 75.260 46.865 33.619 ALPHA <--> GAMMA
 
1200 40.794 75.830 47.249 34.298 0.764 0.010 0.001
1300 38.493 78.985 49.571 38.238 -0.267 0.052 -0.002
1400 38.535 81.830 51.775 42.077 0.044 0.065 -0.002
1500 39.455 84.518 53.869 45.974 0.330 0.056 -0.002
 
1600 40.459 87.097 55.866 49.969 0.631 0.029 -0.001
 
1665.000 41.112 88.721 57.117 52.620 GAMMA <--> DELTA
 
1700 41.463 89.580 57.776 54.065 0.001 0. 0.
1800 42.468 91.978 59.610 58.262 -0.001 0. 0.
 
1809.000 42.558 92.190 59.772 58.645 DELTA <--> LIQUID
 
1900 43.472 94.301 61.375 62.559 14.082 0.702 0.019
2000 44.476 96.556 63.078 66.956 -14.287 1.486 -0.039
 
2100 45.480 98.751 64.725 71.454 -14.391 2.277 -0.057
2200 46.484 100.889 66.320 76.052 -14.395 3.071 -0.073
PREVIOUS: March 1965 CURRENT: March 1978
 
Iron, Alpha-Delta (Fe) Fe1(cr)

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