Density

Density of saturated steam and water as a function of temperature

Density of saturated steam and water as a function of temperature

Boiling water

     

Saturated steam, logarithmic

     

Saturated steam

 

Reading logarithmic graphs

 
Berechnung

Calculation of distances and numerical values

Example, saturated steam density

From value to distance in the graph

  

Units in the example 1):

First point on the logarithmic scale

     

P1

kg/m³

Second point on the logarithmic scale

P2

kg/m³

Distance between the two points

∆s1-2

mm

Required point

P

kg/m³

Distance between P1 and P

∆s

14.86

mm

From the distance in the diagram to the value

First point on the logarithmic scale

P1

kg/m³

Second point on the logarithmic scale

P2

kg/m³

Distance between the two points

∆s1-2

mm

Required point

P

12.47

kg/m³

Distance between P1 and P

∆s

mm

1) The conversion can be applied to all logarithmic diagrams irrespective of the units