fluid_mechanics

Appendix B ■ Physical Properties of Fluids 715
1 × 10 –2 8
6
4
2
SAE 30W oil
Glycerin
1 × 10 –3 8
6
4
2
SAE 10W–30 oil
Helium
Hydrogen
, Kinematic viscosity, m 2 /s
ν
1 × 10 –4 8
6
4
2
1 × 10 –5 8
6
Carbon dioxide
SAE 10W oil
Methane
Air
4
2
Kerosene
Octane
Water
1 × 10 –6 8
6
4
Heptane
2
Mercury
Carbon tetrachloride
1 × 10 –7 8
–20 0 20 40 60 80 100 120
Temperature, °C
F I G U R E B.2 Kinematic viscosity of common fluids (at atmospheric pressure)
as a function of temperature. To convert to BG units of ft 2 s multiply m 2 s by 10.76.
(Curves from R. W. Fox and A. T. McDonald, Introduction to Fluid Mechanics, 3rd Ed.,
Wiley, New York, 1985. Used by permission.)