MIL-HDBK-1003/8A
APPENDIX A (continued)
PART 2:
ENERGY COST AND MAXIMUM PIPE HEAT LOSS
Maximum heat loss, Btu/hr (ft), for each energy cost (EC) in $/1,000,000 Btu
shall be based on the following:
.
EC and Maximum Pipe Heat Loss, Btu/hr (ft)
Pipe Size
Fluid Temperature (Tf), degrees F
(Inches)
150
200
250
300
350
400
450
500
1
15
24
32
41
51
61
59
68
1.25
18
27
38
40
49
58
68
78
1.5
19
30
41
53
53
63
74
85
2
22
35
39
50
61
73
85
98
2.5
26
40
55
57
70
83
83
96
3
30
46
63
65
79
80
94
108
4
36
44
60
76
94
83
98
113
5
41
50
69
88
108
129
128
148
6
46
72
98
100
123
147
172
198
8
58
89
96
123
126
151
176
203
10
53
83
113
144
177
177
180
208
12
60
93
127
162
199
201
235
237
14
64
100
136
174
213
254
297
292
16
7l
110
150
192
235
239
280
322
18
78
120
164
155
190
227
236
272
.
EC and Maximum Pipe Heat Loss, Btu/hr (ft)
Pipe Size
Fluid Temperature (Tf), degrees F
(Inches)
150
200
250
300
350
400
450
500
1
15
24
27
34
42
50
59
68
1.25
18
27
31
40
49
58
68
78
1.5
19
30
34
43
53
63
74
85
2
18
28
39
50
61
73
66
69
2.5
26
40
44
57
59
71
67
77
3
30
46
50
55
67
80
75
87
4
28
44
60
57
70
83
98
113
5
32
50
69
88
92
97
113
130
6
46
72
78
100
123
108
127
146
8
45
7O
80
103
126
151
137
144
10
53
83
113
121
129
154
180
168
12
60
93
127
137
l47
156
183
211
14
64
100
136
174
181
216
219
253
16
71
110
150
163
200
208
217
226
18
78
120
121
155
169
202
215
247
66
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