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Table 5.1:
MI Boiler – Natural Gas
Model
Cubic Feet / Hour
MI-03
70
MI-04
105
MI-05
140
MI-06
175
MI-07
195
MI-08
227.5
MI-09
260
Table 5.2:
MI Boiler – LP Gas
Model
Cubic Feet / Hour
MI-03
28
MI-04
42
MI-05
56
MI-06
70
MI-07
78
MI-08
91
MI-09
104
Table 5.3:
MIH Boiler – Natural Gas
Model
Cubic Feet / Hour
MIH-03
65
MIH-04
97.5
MIH-05
130
MIH-06
162.5
Table 5.4:
Pipe Capacity
Capacity of pipe of different diameters and lengths in cubic feet
per hour [cubic meter per hour] with a pressure drop of 0.3
inches of water (75 Pa) and specific gravity of 0.60. No
allowance for an ordinary number of fittings is required.
Pipe
Length in
3/4"
1"
Feet
Pipe
Pipe
[Meters]
10 [3.0]
278 [7.9] 520 [14.7] 1050 [29.7] 1600 [45.3]
20 [6.1]
190 [5.4]
350 [9.9]
30 [9.1]
152 [4.3]
285 [8.1]
40 [12.2]
130 [3.7]
245 [6.9]
50 [15.2]
115 [3.3]
215 [6.1]
60 [18.3]
105 [3.0]
195 [5.5]
Maximum Capacity Correction Factors for
Specific Gravity other than 0.60.
Specific Gravity
0.50 0.55 0.60 0.65 0.70 0.75
Correction Factor
1.10 1.04 1.00 0.96 0.93 0.90
Specific Gravity
0.80 0.85 0.90 1.00 1.10 1.20
Correction Factor
0.87 0.84 0.82 0.78 0.74 0.71
Specific Gravity
1.30 1.40 1.50 1.60 1.70 1.80
Correction Factor
0.68 0.66 0.63 0.61 0.59 0.58
Input
Cubic Meters / Hour
2.0
3.0
4.0
5.0
5.5
6.4
7.4
Input
Cubic Meters / Hour
0.8
1.2
1.6
2.0
2.2
2.6
2.9
Input
Cubic Meters / Hour
1.8
2.8
3.7
4.6
1-1/4"
1-1/2"
Pipe
Pipe
730 [20.7]
1100 [31.1]
590 [16.7]
890 [25.2]
500 [14.2]
760 [21.5]
440 [12.5]
670 [19.0]
400 [11.3]
610 [17.3]
GAS PIPING
15
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