Friction loss – Xylem Wastewater (Technical Manual) User Manual
Page 4
PAGE 4
Wastewater
Goulds Water Technology, Bell & Gossett,
Red Jacket Water Products, CentriPro
STEEL PIPE: FRICTION LOSS (IN FEET OF HEAD) PER 100 FT.
GPM GPH
3
⁄
8
" ½" ¾" 1" 1¼" 1½" 2" 2½" 3" 4" 5" 6" 8" 10"
ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft. ft.
1
60 4.30 1.86 .26
2 120 15.00 4.78 1.21 .38
3
180 31.80 10.00 2.50 .77
4
240 54.90 17.10 4.21 1.30 .34
5
300 83.50 25.80 6.32 1.93 .51 .24
6 360
36.50 8.87 2.68 .70 .33 .10
7
420
48.70 11.80 3.56 .93 .44 .13
8
480
62.70 15.00 4.54 1.18 .56 .17
9 540
18.80 5.65 1.46 .69 .21
10 600
23.00
6.86 1.77 .83 .25 .11 .04
12 720
32.60
9.62 2.48 1.16 .34 .15 .05
15 900
49.70
14.70
3.74 1.75 .52 .22 .08
20 1,200
86.10
25.10
6.34 2.94 .87 .36 .13
25 1,500 38.60
9.65 4.48
1.30 .54 .19
30 1,800 54.60
13.60
6.26
1.82 .75 .26
35 2,100 73.40
18.20
8.37
2.42
1.00 .35
40 2,400 95.00
23.50
10.79
3.10
1.28 .44
45
2,700
30.70
13.45
3.85
1.60
.55
70
4,200
68.80
31.30
8.86
3.63
1.22
.35
100
6,000
62.20
17.40
7.11
2.39
.63
150
9,000
38.00
15.40
5.14
1.32
200
12,000
66.30
26.70
8.90
2.27
.736
.30
.08
250
15,000
90.70
42.80
14.10
3.60
1.20
.49
.13
300
18,000
58.50
19.20
4.89
1.58
.64
.16
.0542
350
21,000
79.20
26.90
6.72
2.18
.88
.23
.0719
400
24,000
103.00
33.90
8.47
2.72
1.09
.279
.0917
450
27,000
130.00
42.75
10.65
3.47
1.36
.348
.114
500
30,000
160.00
52.50
13.00
4.16
1.66
.424
.138
550
33,000
193.00
63.20
15.70
4.98
1.99
.507
.164
600
36,000
230.00
74.80
18.60
5.88
2.34
.597
.192
650
39,000
87.50
21.70
6.87
2.73
.694
.224
700
42,000
101.00
25.00
7.93
3.13
.797
.256
750
45,000
116.00
28.60
9.05
3.57
.907
.291
800
48,000
131.00
32.40
10.22
4.03
1.02
.328
850
51,000
148.00
36.50
11.50
4.53
1.147
.368
900
54,000
165.00
40.80
12.90
5.05
1.27
.410
950
57,000
184.00
45.30
14.30
5.60
1.41
.455
1000
60,000
204.00
50.20
15.80
6.17
1.56
.500
Friction Loss