0.1

1

10

-300

-200

-100

0

100

200

300

400

500

600

700

Enthalpy [kJ/kg]

Pre

ssu

re

 [M

Pa]

Propylene

Pressure-Enthalpy Diagram

S=Specific Entropy, kJ/kg*K

T=Temperature, ºC

Propylene

Produced by I. Aartun, NTNU 2002. Based on the program Allprops, 

Center for Applied Thermodynamic Studies, University of Idaho.

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

2

3

4

5

6

7

8

9

T=-100

T=-50

T=20

T=-60

T=-70

T=-80

T=-90

T=-40

T=-30

T=-20

T=-10

T=0

T=10

T=30

T=50

T=100

T=150

T=200

S=4.0

S=4.5

S=5.0

S=5.5

S=6.0

S=6.5

S=7.0