Centripro, Residential water systems, Friction loss – Xylem BMAID R4 User Manual
Page 49
PAGE 49
Residential Water Systems
CentriPro
SCh 40 – plaStIC pIpE: frICtIoN loSS (IN fEEt of hEaD) pEr 100 ft.
GPM
GPH
3
⁄
8
"
½"
¾"
1"
1¼"
1½"
2"
2½"
3"
4"
6"
8"
10"
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
ft.
1
60 4.25 1.38 .356 .11
2
120 15.13 4.83 1.21 .38 .10
3
180 31.97 9.96 2.51 .77 .21 .10
4
240 54.97 17.07 4.21 1.30 .35 .16
5
300 84.41 25.76 6.33 1.92 .51 .24
6 360 36.34
8.83
2.69 .71 .33 .10
8
480
63.71 15.18 4.58 1.19 .55 .17
10 600 97.52
25.98
6.88 1.78 .83 .25 .11
15
900
49.68 14.63 3.75 1.74 .52
.22
20 1,200
86.94 25.07 6.39 2.94 .86
.36
.13
25 1,500
38.41 9.71 4.44 1.29 .54 .19
30 1,800
13.62 6.26 1.81 .75
.26
35 2,100
18.17 8.37 2.42 1.00 .35 .09
40 2,400
23.55 10.70 3.11 1.28 .44
.12
45 2,700
29.44 13.46 3.84 1.54 .55
.15
50 3,000
16.45
4.67
1.93 .66 .17
60 3,600
23.48
6.60
2.71 .93 .25
70
4,200
8.83
3.66
1.24
.33
80 4,800
11.43
4.67 1.58 .41
90 5,400
14.26
5.82 1.98 .52
100
6,000
7.11
2.42
.63
.08
125
7,500
10.83
3.80
.95
.13
150
9,000
5.15
1.33
.18
175
10,500
6.90
1.78
.23
200
12,000
8.90
2.27
.30
250
15,000
3.36
.45
.12
300
18,000
4.85
.63
.17
350
21,000
6.53
.84
.22
400
24,000
1.08
.28
500
30,000
1.66
.42
.14
550
33,000
1.98
.50
.16
600
36,000
2.35
.59
.19
700
42,000
.79
.26
800
48,000
1.02
.33
900
54,000
1.27
.41
950
57,000
.46
1000
60,000
.50
NotE: See page 5 for website addresses for pipe manufacturers – there are many types of new plastic pipe available now.
frICtIoN loSS
StoraGE of watEr IN VarIouS SIzES of wEllS
D
2
= Gallons of Storage per Foot
24.5
Where: D = Inside diameter of well casing in inches
Examples:
2" Casing = .16 Gals. per ft. Storage
8" Casing = 2.6 Gals. per ft. Storage
3" Casing = .36 Gals. per ft. Storage
10" Casing = 4.07 Gals. per ft. Storage
4" Casing = .652 Gals. per ft. Storage
12" Casing = 5.87 Gals. per ft. Storage
5" Casing = 1.02 Gals. per ft. Storage
14" Casing = 7.99 Gals. per ft. Storage
6" Casing = 1.4 Gals. per ft. Storage
16" Casing = 10.44 Gals. per ft. Storage