Properties of steam

From ASHRAE 1989, with permission

Pressure, kPa

Saturation temp.,
°C

Specific volume,
m3/kg

Internal energy,
kJ/kg

Enthalpy,
kJ/kg

Entropy,
kJ/(kg · K)

Sat. liquid

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

p Tsat vf vg uf ufg ug hf hfg hg sf sfg sg

0.6113

0.01

0.001

206.14

0

2375.3

2375.3

0.01

2501.3

2501.4

0

9.1562

9.1562

1.0

6.98

0.001

129.21

29.30

2355.7

2385.0

29.30

2484.9

2514.2

0.1059

8.8697

8.9756

1.5

13.03

0.001001

87.98

54.71

2338.6

2393.3

54.71

2470.6

2525.3

0.1957

8.6322

8.8279

2.0

17.50

0.001001

67.00

73.48

2326.0

2399.5

73.48

2460.0

2533.5

0.2607

8.4629

8.7237

2.5

21.08

0.001002

54.25

88.48

2315.9

2404.4

88.49

2451.6

2540.4

0.3120

8.3311

8.6432

3.0

24.08

0.001003

45.67

101.04

2307.5

2408.5

101.05

2444.5

2545.5

0.3545

8.2231

8.5776

4.0

28.96

0.001004

34.80

121.45

2293.7

2415.2

121.46

2432.9

2554.4

0.4226

8.0520

8.4746

5.0

32.88

0.001005

28.19

137.81

2282.7

2420.5

137.82

2423.7

2561.5

0.4764

7.9187

8.3951

7.5

40.29

0.001008

19.24

168.78

2261.7

2430.5

168.79

2406.0

2574.8

0.5764

7.6750

8.2515

10

45.81

0.001010

14.67

191.82

2246.1

2437.9

191.83

2392.8

2584.7

0.6493

7.5009

8.1502

15

53.97

0.001014

10.02

225.92

2222.8

2448.7

225.94

2373.1

2599.1

0.7549

7.2536

8.0085

20

60.06

0.001017

7.649

251.38

2205.4

2456.7

251.40

2358.3

2609.7

0.8320

7.0766

7.9085

25

64.97

0.001020

6.204

271.90

2191.2

2463.1

271.93

2346.3

2618.2

0.8931

6.9383

7.8314

30

69.10

0.001022

5.229

289.20

2179.2

2468.4

289.23

2336.1

2625.3

0.9439

6.8247

7.7686

40

75.87

0.001027

3.993

317.53

2159.5

2477.0

317.58

2319.2

2636.8

1.0259

6.6441

7.6700

50

81.33

0.001030

3.240

340.44

2143.4

2483.9

340.49

2305.4

2645.9

1.0910

6.5029

7.5939

75

91.78

0.001037

2.217

384.31

2112.4

2496.7

384.39

2278.6

2663.0

1.2130

6.2434

7.4564

100

99.63

0.001043

1.6940

417.36

2088.7

2506.1

417.46

2258.0

2675.5

1.3026

6.0568

7.3594

125

105.99

0.001048

1.3749

444.19

2069.3

2513.5

444.32

2241.0

2685.4

1.3740

5.9104

7.2844

150

111.37

0.001053

1.1593

466.94

2052.7

2519.7

467.11

2226.5

2693.6

1.4336

5.7897

7.2233

Pressure, kPa

Saturation temp.,
°C

Specific volume,
m3/kg

Internal energy,
kJ/kg

Enthalpy,
kJ/kg

Entropy,
kJ/(kg · K)

Sat. liquid

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

175

116.06

0.001057

1.0036

486.80

2038.1

2524.9

486.99

2213.6

2700.6

1.4849

5.6868

7.1717

200

120.23

0.001061

0.8857

504.49

2025.0

2529.5

504.70

2201.9

2706.7

1.5301

5.5970

7.1271

225

124

0.001064

0.7933

520.47

2013.1

2533.6

520.72

2191.3

2712.1

1.5706

5.5173

7.0878

250

127.44

0.001067

0.7187

535.10

2002.1

2537.2

535.37

2181.5

2716.9

1.6072

5.4455

7.0527

275

130.6

0.001070

0.6573

548.59

1991.9

2540.5

548.89

2172.4

2721.3

1.6408

5.3801

7.0209

300

133.55

0.001073

0.6058

561.15

1982.4

2543.6

561.47

2163.8

2725.3

1.6718

5.3201

6.9919

325

136.3

0.001076

0.5620

572.90

1973.5

2546.4

573.25

2155.8

2729.0

1.7006

5.2646

6.9652

350

138.88

0.001079

0.5243

583.95

1965.0

2548.9

584.33

2148.1

2732.4

1.7275

5.2130

6.9405

375

141.32

0.001081

0.4914

594.40

1956.9

2551.3

594.81

2140.8

2735.6

1.7528

5.1647

6.9175

400

143.63

0.001084

0.4625

604.31

1949.3

2553.6

604.74

2133.8

2738.6

1.7766

5.1193

6.8959

450

147.93

0.001088

0.4140

622.77

1934.9

2557.6

62325

2120.7

2743.9

1.8207

5.0359

6.8565

500

151.86

0.001093

0.3749

639.68

1921.6

2561.2

640.23

2108.5

2748.7

1.8607

4.9606

6.8213

550

155.48

0.001097

0.3427

655.32

1909.2

2564.5

655.93

2097.0

2753.0

1.8973

4.8920

6.7893

600

158.85

0.001101

0.3157

669.90

1897.5

2567.4

670.56

2086.3

2756.8

1.9312

4.8288

6.7600

650

162.01

0.001104

0.2927

683.56

1886.5

2570.1

684.28

2076.0

2760.3

1.9627

4.7703

6.7331

700

164.97

0.001108

0.2729

696.44

1876.1

2572.5

697.22

2066.3

2763.5

1.9922

4.7158

6.7080

750

167.78

0.001112

0.2556

708.64

1866.1

2574.7

709.47

2057.0

2766.4

2.0200

4.6647

6.6847

800

170.43

0.001115

0.2404

720.22

1856.6

2576.8

721.11

2048.0

2769.1

2.0462

4.6166

6.6628

850

172.96

0.001118

0.2270

731.27

1847.4

2578.7

732.22

2039.4

2771.6

2.0710

4.5711

6.6421

900

175.38

0.001121

0.2150

741.83

1838.6

2580.5

742.83

2031.1

2773.9

2.0946

4.5280

6.6226

Pressure, kPa

Saturation temp.,
°C

Specific volume,
m3/kg

Internal energy,
kJ/kg

Enthalpy,
kJ/kg

Entropy,
kJ/(kg · K)

Sat. liquid

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

Sat. liquid

Evap.

Sat. vapor

950

177.69

0.001124

0.2042

751.95

1830.2

2582.1

753.02

2023.1

2776.1

2.1172

4.4869

6.6041

1000

179.91

0.001127

0.19444

761.68

1822.0

2583.6

762.81

2015.3

2778.1

2.1387

4.4478

6.5865

1100

184.09

0.001133

0.17753

780.09

1806.3

2586.4

781.34

2000.4

2781.7

2.1792

4.3744

6.5536

1200

187.99

0.001139

0.16333

797.29

1791.5

2588.8

798.65

1986.2

2784.8

2.2166

4.3067

6.5233

1300

191.64

0.001144

0.15125

813.44

1777.5

2591.0

814.93

1972.7

2787.6

2.2515

4.2438

6.4953