Reference Tables

Fluid properties, pipe coefficients, open channel roughness, and compressible flow relations.

Water Properties vs Temperature

At 1 atm pressure

Interpolate at T°C

T (°C)	ρ (kg/m³)	μ (mPa·s)	ν (×10⁻⁶ m²/s)	k (W/mK)	cₚ (J/kgK)	Pr	σ (N/m)	a (m/s)
0	999.8	1.792	1.792	0.561	4218	13.47	0.0757	1407
5	999.9	1.519	1.519	0.571	4202	11.19	0.0749	1426
10	999.7	1.307	1.307	0.58	4192	9.46	0.0742	1447
20	998.2	1.002	1.004	0.598	4182	7.01	0.0728	1482
30	995.6	0.798	0.801	0.615	4179	5.42	0.0712	1509
40	992.2	0.653	0.658	0.631	4179	4.32	0.0696	1529
50	988.1	0.547	0.553	0.644	4181	3.55	0.0679	1543
60	983.2	0.467	0.475	0.654	4184	2.99	0.0662	1551
70	977.7	0.404	0.413	0.663	4190	2.55	0.0644	1555
80	971.8	0.355	0.365	0.67	4196	2.22	0.0626	1554
90	965.3	0.315	0.326	0.675	4205	1.96	0.0608	1550
100	958.4	0.282	0.294	0.679	4216	1.75	0.0589	1543