CleaverBrooks CFC-500 Operation, Service And Parts Manual page 33

Nominal
Actual I.D.
Length in feet
10
20
30
40
50
60
70
80
90
100
125
150
175
200
**Fuel: Natural Gas
**Inlet Pressure: Less than 2.0 psi
**Pressure Drop: 0.50" w.c.
**Specific Gravity: 0.60
Part No. 750-263
Table 2-5: Gas Line Capacity - Schedule 40 Metallic Pipe
1" 1-1/4"
1.049" 1.380"
**Maximum Capacity in Cubic Feet of Gas per Hour (cfh)
678 1,390
466 957
374 768
320 657
284 583
257 528
237 486
220 452
207 424
195 400
173 355
157 322
144 296
134 275
Pipe Size
1-1/2" 2" 2-1/2"
1.610" 2.067" 2.469"
2,090 4,020 6,400
1,430 2,760 4,400
1,150 2,220 3,530
985 1,900 3,020
873 1,680 2,680
791 1,520 2,430
728 1,400 2,230
677 1,300 2,080
635 1,220 1,950
600 1,160 1,840
532 1,020 1,630
482 928 1,480
443 854 1,360
412 794 1,270
Section 2 — Installation
3" 4"
3.068" 4.026"
11,30 23,10
0 0
7,780 15,90
0
6,250 12,70
0
5,350 10,90
0
4,740 9,600
4,290 8,760
3,950 8,050
3,670 7,490
3,450 7,030
3,260 6,640
2,890 5,890
2,610 5,330
2,410 4,910
2,240 4,560
2-19