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102
Selection Guides
Temp. Gallons of Water Heated Per Hour
Rise(°F) 25 50 75 100 150 200 300 400 500 750 1000 1500 2000 3000 4000 5000 7500 10000 15000 20000
Lbs. of Steam Per Hour
10 246913 17 25 33 42 63 83 125 170 250 330 420 630 830 1250 1700
20 4812 17 25 34 50 68 83 125 166 250 340 500 700 830 1250 1700 2500 3400
30 6 12 19 25 37 50 70 100 120 190 250 370 500 700 1000 1200 1900 2500 3700 5000
40 9 17 25 34 50 68 100 135 165 250 335 500 700 1000 1350 1650 2500 3350 5000 7000
50 11 21 31 42 63 84 125 170 210 310 420 630 840 1250 1680 2100 3100 4200 6300 8400
60 13 25 37 50 75 100 150 200 250 375 500 750 1000 1500 2000 2500 3750 5000 7500 10000
80 17 33 50 67 100 135 200 270 330 500 670 1000 1400 2000 2700 3300 5000 6700 10000 14000
100 21 42 63 83 125 166 250 330 420 630 830 1300 1700 2500 3300 4200 6300 8300 13000 17000
120 25 50 75 100 150 200 300 400 500 750 1000 1500 2000 3000 4000 5000 7500 10000 15000 20000
140 29 58 88 116 175 235 350 470 580 880 1160 1800 2400 3500 4700 5800 8800 11600 18000 24000
160 33 68 100 135 200 270 400 540 660 1000 1350 2000 2800 4000 5400 6600 10000 13500 20000 28000
Temp. Liters of Water Heated Per Hour
Rise(°C) 95 189 284 379 568 757 1136 1514 1893 2839 3785 5678 7570 11355 15140 18925 28388 37850 56775 75700
Kg of Steam Per Hour
5.6 1234 6 811 15 19 29 38 57 77 113 150 191 286 376 567 771
11.1 245811 15 23 31 38 57 75 113 154 227 318 376 567 771 1134 1542
16.7 35911 17 23 32 45 54 86 113 168 227 318 454 544 862 1134 1678 2268
22.2 4811 15 23 31 45 61 75 113 152 227 318 454 612 748 1134 1520 2268 3175
27.8 5 10 14 19 29 38 57 77 95 141 191 286 381 567 762 953 1406 1905 2858 3810
33.3 6 11 17 23 34 45 68 91 113 170 227 340 454 680 907 1134 1701 2268 3402 4536
44.4 8 15 23 30 45 61 91 122 150 227 304 454 635 907 1225 1497 2268 3039 4536 6350
55.6 10 19 29 38 57 75 113 150 191 286 376 590 771 1134 1497 1905 2858 3765 5897 7711
66.6 11 23 34 45 68 91 136 181 227 340 454 680 907 1361 1814 2268 3402 4536 6804 9072
77.8 13 26 40 53 79 107 159 213 263 399 526 816 1089 1588 2132 2631 3992 5262 8165 10886
88.9 15 31 45 61 91 122 181 245 299 454 612 907 1270 1814 2449 2994 4536 6124 9072 12701
Table 2 – Weights and Specific Heats of Liquids at 60°F
Table 3 – Lbs. of Steam Per Hr. to Heat Water
Table 3A – Kg of Steam Per Hr. to Heat Water
Liquid Weight lbs./Gal. Specific Heat BTU per lb. per °F
Fuel Oil (No. 6) 7.909 to 8.448 0.4 to 0.5
Heat Transfer Oil (Light) 8.17 0.82
Mineral Oil 7.67 0.65
Olive Oil 7.67 0.47
Petroleum Oil 6.84 0.50
Water 8.337 1.00
Reference Tables and Formulas (continued)
Steam Flow Requirements for Heating Water
Hoffman Specialty
®
Selection Guidelines