Superheated Vapor Properties for Steam 5 (2/21/2009)

Superheated Vapor Properties for Steam - (9 MPa - 40 MPa)

**P=9.0 MPa (303.3°C)**
Temp	volume	energy	enthalpy	entropy
°C	v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
Sat.	0.0205	2558.5	2742.9	5.679
350	0.0258	2724.9	2957.3	6.038
400	0.0300	2849.2	3118.8	6.288
450	0.0335	2956.3	3258.0	6.487
500	0.0368	3056.3	3387.4	6.660
600	0.0429	3248.4	3634.1	6.961
700	0.0486	3438.8	3876.1	7.223
800	0.0541	3632.0	4119.1	7.461
900	0.0596	3829.6	4365.7	7.680
1000	0.0649	4032.4	4616.7	7.886

**P=10.0 MPa (311.0°C)**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.0180	2545.2	2725.5	5.616
0.0224	2699.6	2924.0	5.946
0.0264	2833.1	3097.4	6.214
0.0298	2944.5	3242.3	6.422
0.0328	3047.0	3375.1	6.600
0.0384	3242.0	3625.8	6.905
0.0436	3434.0	3870.0	7.169
0.0486	3628.2	4114.5	7.409
0.0536	3826.5	4362.0	7.629
0.0584	4029.9	4613.8	7.835

**P=12.5 MPa (327.8°C)**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.0135	2505.6	2674.3	5.464
0.0161	2624.8	2826.6	5.713
0.0200	2789.6	3040.0	6.043
0.0230	2913.7	3201.4	6.275
0.0256	3023.2	3343.6	6.465
0.0303	3225.8	3604.6	6.783
0.0346	3422.0	3854.6	7.054
0.0387	3618.7	4102.8	7.297
0.0427	3818.9	4352.9	7.519
0.0466	4023.5	4606.5	7.727

**P=15.0 MPa (342.16°C)**
Temp	volume	energy	enthalpy	entropy
°C	v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
Sat.	0.0103	2455.6	2610.7	5.311
375	0.0139	2650.4	2858.9	5.705
400	0.0157	2740.6	2975.7	5.882
450	0.0185	2880.7	3157.9	6.143
500	0.0208	2998.4	3310.8	6.348
600	0.0249	3209.3	3583.1	6.680
700	0.0286	3409.8	3839.1	6.957
800	0.0321	3609.2	4091.1	7.204
900	0.0355	3811.2	4343.7	7.429
1000	0.0388	4017.1	4599.2	7.638

**P=17.5 MPa (354.7°C)**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.00793	2390.5	2529.3	5.143
0.01056	2567.5	2752.3	5.494
0.01246	2684.3	2902.4	5.721
0.01520	2845.4	3111.4	6.021
0.01739	2972.4	3276.7	6.242
0.02107	3192.5	3561.3	6.589
0.02434	3397.5	3823.5	6.873
0.02741	3599.7	4079.3	7.124
0.03035	3803.4	4334.5	7.351
0.03322	4010.7	4592.0	7.562

**P=20.0 MPa (365.8°C)**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.00587	2295	2412.3	4.931
0.00768	2449.1	2602.6	5.228
0.00995	2617.9	2816.9	5.553
0.01272	2807.2	3061.7	5.904
0.01479	2945.3	3241.2	6.145
0.01819	3175.3	3539.0	6.508
0.02113	3385.1	3807.8	6.799
0.02387	3590.1	4067.5	7.053
0.02648	3795.7	4325.4	7.283
0.02902	4004.3	4584.7	7.495

Supercritical Vapor

**P=25.0 MPa**
Temp	volume	energy	enthalpy	entropy
°C	v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
375	0.00196	1799.9	1849.4	4.034
400	0.00601	2428.5	2578.6	5.140
450	0.00918	2721.2	2950.6	5.676
500	0.01114	2887.3	3165.9	5.964
600	0.01414	3140.0	3493.5	6.364
700	0.01664	3359.9	3776.0	6.670
800	0.01892	3570.7	4043.8	6.932
900	0.02108	3780.2	4307.1	7.167
1000	0.02315	3991.5	4570.2	7.382

**P=30.0 MPa**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.00179	1738.1	1791.8	3.931
0.00280	2068.9	2152.8	4.476
0.00674	2618.9	2821.0	5.442
0.00869	2824.0	3084.7	5.796
0.01145	3103.4	3446.7	6.237
0.01365	3334.3	3743.9	6.560
0.01563	3551.2	4020.0	6.830
0.01747	3764.6	4288.8	7.070
0.01924	3978.6	4555.8	7.288

**P=40.0 MPa**
volume	energy	enthalpy	entropy
v(m^3/kg)	u(kJ/kg)	h(kJ/kg)	s(kJ/kg.K)
0.00164	1677	1742.6	3.829
0.00191	1854.9	1931.4	4.115
0.00369	2364.2	2511.8	4.945
0.00562	2681.6	2906.5	5.474
0.00809	3026.8	3350.4	6.017
0.00993	3282.0	3679.1	6.374
0.01152	3511.8	3972.6	6.661
0.01298	3733.3	4252.5	6.911
0.01436	3952.9	4527.3	7.136

Source of data: NIST Chemistry WebBook - accessed Jan 2008

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