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Fluid Mechanics: Fluid Properties of Water

Physical Properties of Water (English Units)

Temperature
(°F)
Density
ρ
(slugs/ft3)
Specific Weight
γ
(lb/ft3)
Dynamic Viscosity
μ
(lb⋅s/ft2)
Kinematic Visocity
ν
(ft2/s)
Surface Tension
σ
(lb/ft)
Vapor Pressure
Pv
[lb/in2(abs)]
Speed of Sound
c
(ft/s)
32
1.940
62.42
3.732 E -5
1.924 E -5
5.18 E -3
8.854 E -2
4603
40
1.940
62.43
3.228 E -5
1.664 E -5
5.13 E -3
1.217 E -1
4672
50
1.940
62.41
2.730 E -5
1.407 E -5
5.09 E -3
1.781 E -1
4748
60
1.938
62.37
2.344 E -5
1.210 E -5
5.03 E -3
2.563 E -1
4814
70
1.936
62.30
2.037 E -5
1.052 E -5
4.97 E -3
3.631 E -1
4871
80
1.934
62.22
1.791 E -5
9.262 E -6
4.91 E -3
5.069 E -1
4819
90
1.931
62.11
1.500 E -5
8.233 E -6
4.86 E -3
6.979 E -1
4960
100
1.927
62.00
1.423 E -5
7.383 E -6
4.79 E -3
9.493 E -1
4995
120
1.918
61.71
1.164 E -5
6.067 E -6
4.67 E -3
1.692 E +0
5049
140
1.908
61.38
9.743 E -6
5.106 E -6
4.53 E -3
2.888 E +0
5091
160
1.896
61.00
8.315 E -6
4.385 E -6
4.40 E -3
4.736 E +0
5101
180
1.883
60.58
7.207 E -6
3.827 E -6
4.26 E -3
7.507 E +0
5195
200
1.869
60.12
6.342 E -6
3.393 E -6
4.12 E -3
1.152 E +1
5089
212
1.860
59.83
5.886 E -6
3.165 E -6
4.04 E -3
1.469 E +1
5062




Physical Properties of Water (SI Units)

Temperature
(°C)
Density
ρ
(kg/m3)
Specific Weight
γ
(kN/m3)
Dynamic Viscosity
μ
(N⋅s/m2)
Kinematic Visocity
ν
(m2/s)
Surface Tension
σ
(N/m)
Vapor Pressure
Pv
[N/m2(abs)]
Speed of Sound
c
(m/s)
0
999.9
9.806
1.787 E -3
1.787 E -6
7.56 E -2
6.105 E +2
1403
5
1000.0
9.807
1.519 E -3
1.519 E -6
7.49 E -2
8.722 E +2
1427
10
999.7
9.804
1.307 E -3
1.307 E -6
7.42 E -2
1.228 E +3
1447
20
998.2
9.789
1.002 E -3
1.004 E -6
7.28 E -2
2.338 E +3
1481
30
995.7
9.765
7.975 E -4
8.009 E -7
7.12 E -2
4.243 E +3
1507
40
992.2
9.731
6.529 E -4
6.580 E -7
6.96 E -2
7.376 E +3
1526
50
988.1
9.690
5.468 E -4
5.534 E -7
6.79 E -2
1.233 E +4
1541
60
983.2
9.642
4.665 E -4
4.745 E -7
6.62 E -2
1.992 E +4
1552
70
977.8
9.589
4.042 E -4
4.134 E -7
6.44 E -2
3.116 E +4
1555
80
971.8
9.530
3.547 E -4
3.650 E -7
6.26 E -2
4.734 E +4
1555
90
965.3
9.467
3.147 E -4
3.260 E -7
6.08 E -2
7.010 E +4
1550
100
958.4
9.399
2.818 E -4
2.940 E -7
5.89 E -2
1.013 E +5
1543


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