Water - Properties vs. Temperature and Pressure

Liquid water properties at temperatures between melting point and boiling point and pressures of 14.7 psia, 1000 psia and 10000 psia (1 atm, 68.1atm and 681 atm).

Density, specific heat, viscosity and thermal conductivity of liquid water at 1 atm or 14.7 psia, 1000 psia and 10000 psia are indicated below.

Water Properties - 14.7 psia (1 atm)

Water - Properties vs. Temperature and Pressure - 14.7 psia
Temperature [°F]	Density [lb_m/ft³]	Specific Heat [Btu/(lb_m°F)]	Viscosity [10^-7 lb_f sec/ft²]
32	62.419	1.007	366
40	62.428	1.004	323
50	62.409	1.002	272
60	62.38	1.000	235
70	62.31	0.999	204
80	62.23	0.998	177
90	62.11	0.998	160
100	62.00	0.998	142
110	61.88	0.999	126
120	61.73	0.999	114
130	61.54	0.999	105
140	61.39	0.999	96
150	61.20	1.000	89
160	61.01	1.001	83
170	60.79	1.002	77
180	60.57	1.003	72
190	60.35	1.004	68
200	60.10	1.005	62.5
211.97	59.83

Water Properties - 1000 psia (68.1 atm)

Water - Properties vs. Temperature and Pressure - 1000 psia
Temperature [°F]	Density [lb_m/ft³]	Specific Heat [Btu/(lb_m°F)]	Viscosity [10^-7 lb_f sec/ft²]
32	62.62	0.999	365
40	62.62	0.997	323
50	62.62	0.995	272
60	62.58	0.994	235
70	62.50	0.994	204
80	62.42	0.994	177
90	62.31	0.994	160
100	62.19	0.994	142
110	61.03	0.994	126
120	61.88	0.995	114
130	61.73	0.995	105
140	61.58	0.996	96
150	61.39	0.996	89
160	61.20	0.997	83
170	60.98	0.998	77
180	60.75	0.999	72
190	60.53	1.001	68
200	60.31	1.002	63
250	59.03	1.001	48
300	57.54	1.024	38
350	55.83	1.044	32
400	53.91	1.072	28
500	49.11	1.181	22
544.58	boiling point

Water Properties - 10000 psia (681 atm)

Water - Properties vs. Temperature and Pressure - 10000 psia
Temperature [°F]	Density [lb_m/ft³]	Specific Heat [Btu/(lb_m°F)]	Viscosity [10^-7 lb_f sec/ft²]
32	64.5	0.937	357
40	64.5	0.945	315
50	64.5	0.951	267
60	64.1	0.956	233
70	64.1	0.960	204
80	64.1	0.962	176
90	63.7	0.964	159
100	63.7	0.965	142
110	63.7	0.966	126
120	63.3	0.967	114
130	63.3	0.968	105
140	63.3	0.969	98
150	63.0	0.970	91
160	62.9	0.971	85
170	62.5	0.972	79
180	62.5	0.973	74
190	62.1	0.974	70
200	62.1	0.975	65
250	60.6	0.981	51
300	59.5	0.988	41
350	58.1	0.999	35
400	56.5	1.011	31
500	52.9	1.051	25
600	48.3	1.118	21