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

• Saturation Properties - Temperature Table (0.01°C - 150°C)
• Saturation Properties - Temperature Table (150°C - 373.95°C)
• Saturation Properties - Pressure Table (1 kPa - 1 MPa)
• Saturation Properties - Pressure Table (1 MPa - 22.064 MPa)
• Superheated Vapor Properties - (0.01 MPa - 0.4 MPa)
• Superheated Vapor Properties - (0.5 MPa - 1.4 MPa)
• Superheated Vapor Properties - (1.6 MPa - 3.5 MPa)
• Superheated Vapor Properties - (4 MPa - 8 MPa)
• Superheated Vapor Properties - (9 MPa - 40 MPa)
• Compressed Liquid Water Properties - (5 MPa - 30 MPa)

Source of data: NIST Chemistry WebBook - accessed Jan 2008