Fluids Fact Sheet

2/5/07

Pressure

1 Pascal = 1 Newton/m2.

1 atm. = 101.3 kPa = 1.013 bar = 760 mm Hg (760 Torr) = 14.7 lb/in2.

Some Densities

Material

Density in kg/m3

Air at 760 mm, 0C (STP)

1.29

Air at 760 mm, 100C

0.944

Hydrogen (STP)

0.090

Helium (STP)

0.179

Water

1000

Sea Water

1025

Olive Oil

800 - 920

Mercury

13600

Aluminum

2700

Iron

7860

Silver

10500

Gold

19300

 

Some Viscosities: Liquids

 

Fluid

Viscosity in mPa.s

Water at 0C

1.79

Water at 20C

1.005

Water at 100C

0.28

Glycerin at 0C

12070

Glycerin at 20C

1410

Glycerin at 30C

612

Glycerin at 100C

14.8

Mercury at 20C

1.55

Mercury at 100C

1.27

Motor Oil SAE 30

200

Motor Oil SAE 60

1000

Ketchup

50,000

 

Some Viscosities: Gases

Gas

Viscosity in 10-6 Pa.s

Air at 0C

17.09

Air at 20C

18.08

Air at 100C

21.30

Hydrogen at 0C

8.4

Helium at 0C

18.6

Xenon at 0C

21.2