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Form: 2435
Revision: 8
Arctic Installation and Operation Manual
Date: 9-19-2016
Thermal Solutions, 1175 Manheim Pike, Lancaster, PA 17601
Web:
www.
thermalsolutions
.com
Phone:
717-239-7642
Fax:
877-501-5212
Email:
43
Table 17: Maximum Gas Capacity Of Schedule 40 Pipe
Pipe
Length in
Equivalent
Feet
Pipe Size (nps)
¾
1
1-1/4
1-1/2
2
2-1/2
3
4
10
273
514
1060
1580
3050
4860
8580
17500
20
188
353
726
1090
2090
3340
5900
12000
30
151
284
583
873
1680
2680
4740
9660
40
129
243
499
747
1440
2290
4050
8270
50
114
215
442
662
1280
2030
3590
7330
60
104
195
400
600
1160
1840
3260
6640
70
95
179
368
552
1060
1690
3000
6110
80
89
167
343
514
989
1580
2790
5680
90
83
157
322
482
928
1480
2610
5330
100
79
148
304
455
877
1400
2470
5040
125
70
131
269
403
777
1240
2190
4460
150
63
119
244
366
704
1120
1980
4050
175
58
109
224
336
648
1030
1820
3720
200
54
102
209
313
602
960
1700
3460
Based on gas pressures less than 2 psig and a pressure drop of 3.0 iwc and 0.6 specific gravity.
Table 18: Equivalent Lengths Of Standard Pipe Fittings And Valves
Pipe
Size
(nps)
ID
(in.)
Valves Fully Open (Screwed, Flanged,
Welded)
Schedule 40, Screwed Fittings
Gate
Globe
Angle
Swing
Check
90 deg.
Elbow
(threaded)
45 deg.
Elbow
(threaded)
90 deg.
Tee, Flow
Through
Branch
(threaded)
1/2
.622
.36
17.3
8.65
4.32
1.55
.73
3.1
3/4
.824
.48
22.9
11.4
5.72
2.06
.96
4.12
1
1.049
.61
29.1
14.6
7.27
2.62
1.22
5.24
1-1/4
1.38
.81
38.3
19.1
9.58
3.45
1.61
6.9
1-1/2
1.61
.94
44.7
22.4
11.2
4.02
1.88
8.04
2
2.067
1.21
57.4
28.7
14.4
5.17
2.41
10.3
2-1/2
2.469
1.44
68.5
34.36
17.1
6.16
2.88
12.3