Nominal Size |
0.5" |
0.75" |
1" |
1.25" |
1.5" |
2" |
2.5" |
3" |
4" |
5" |
6" |
Nominal Size |
Pipe OD |
0.840 |
1.050 |
1.315 |
1.660 |
1.900 |
2.375 |
2.875 |
3.500 |
4.500 |
5.563 |
6.625 |
Pipe OD |
Pipe ID |
0.622 |
0.824 |
1.049 |
1.380 |
1.610 |
2.067 |
2.469 |
3.068 |
4.026 |
5.047 |
6.065 |
Pipe ID |
Wall thickness |
0.109 |
0.113 |
0.133 |
0.140 |
0.145 |
0.154 |
0.203 |
0.216 |
0.237 |
0.258 |
0.280 |
Wall thickness |
Q |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
V |
Friction |
Q |
Flow |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Velocity |
Loss |
Flow |
GPM |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
FPS |
PSI |
GPM |
1 |
1.05 |
0.91 |
0.60 |
0.23 |
0.37 |
0.07 |
0.21 |
0.02 |
0.16 |
0.01 |
|
|
|
|
|
|
|
|
|
|
|
|
1 |
2 |
2.11 |
3.28 |
1.20 |
0.83 |
0.74 |
0.26 |
0.43 |
0.07 |
0.31 |
0.03 |
0.19 |
0.01 |
|
|
|
|
|
|
|
|
|
|
2 |
3 |
3.16 |
6.95 |
1.80 |
1.77 |
1.11 |
0.55 |
0.64 |
0.14 |
0.47 |
0.07 |
0.29 |
0.02 |
|
|
|
|
|
|
|
|
|
|
3 |
4 |
4.22 |
11.84 |
2.40 |
3.01 |
1.48 |
0.93 |
0.86 |
0.25 |
0.63 |
0.12 |
0.38 |
0.03 |
0.27 |
0.01 |
|
|
|
|
|
|
|
|
4 |
5 |
5.27 |
17.90 |
3.00 |
4.56 |
1.85 |
1.41 |
1.07 |
0.37 |
0.79 |
0.18 |
0.48 |
0.05 |
0.33 |
0.02 |
|
|
|
|
|
|
|
|
5 |
6 |
6.33 |
25.09 |
3.61 |
6.39 |
2.22 |
1.97 |
1.29 |
0.52 |
0.94 |
0.25 |
0.57 |
0.07 |
0.40 |
0.03 |
0.26 |
0.01 |
|
|
|
|
|
|
6 |
7 |
7.38 |
33.38 |
4.21 |
8.50 |
2.60 |
2.62 |
1.50 |
0.69 |
1.10 |
0.33 |
0.67 |
0.10 |
0.47 |
0.04 |
0.30 |
0.01 |
|
|
|
|
|
|
7 |
8 |
8.44 |
42.75 |
4.81 |
10.88 |
2.97 |
3.36 |
1.71 |
0.88 |
1.26 |
0.42 |
0.76 |
0.12 |
0.54 |
0.05 |
0.35 |
0.02 |
|
|
|
|
|
|
8 |
9 |
9.49 |
53.17 |
5.41 |
13.53 |
3.34 |
4.18 |
1.93 |
1.10 |
1.42 |
0.52 |
0.86 |
0.15 |
0.60 |
0.06 |
0.39 |
0.02 |
|
|
|
|
|
|
9 |
10 |
10.55 |
64.62 |
6.01 |
16.45 |
3.71 |
5.08 |
2.14 |
1.34 |
1.57 |
0.63 |
0.95 |
0.19 |
0.67 |
0.08 |
0.43 |
0.03 |
|
|
|
|
|
|
10 |
11 |
11.60 |
77.10 |
6.61 |
19.62 |
4.08 |
6.06 |
2.36 |
1.60 |
1.73 |
0.75 |
1.05 |
0.22 |
0.74 |
0.09 |
0.48 |
0.03 |
|
|
|
|
|
|
11 |
12 |
12.65 |
90.58 |
7.21 |
23.05 |
4.45 |
7.12 |
2.57 |
1.87 |
1.89 |
0.89 |
1.15 |
0.26 |
0.80 |
0.11 |
0.52 |
0.04 |
|
|
|
|
|
|
12 |
13 |
13.71 |
105.05 |
7.81 |
26.74 |
4.82 |
8.26 |
2.79 |
2.17 |
2.05 |
1.03 |
1.24 |
0.30 |
0.87 |
0.13 |
0.56 |
0.04 |
0.33 |
0.01 |
|
|
|
|
13 |
14 |
14.76 |
120.51 |
8.41 |
30.67 |
5.19 |
9.47 |
3.00 |
2.49 |
2.20 |
1.18 |
1.34 |
0.35 |
0.94 |
0.15 |
0.61 |
0.05 |
0.35 |
0.01 |
|
|
|
|
14 |
15 |
15.82 |
136.93 |
9.01 |
34.85 |
5.56 |
10.76 |
3.21 |
2.83 |
2.36 |
1.34 |
1.43 |
0.40 |
1.00 |
0.17 |
0.65 |
0.06 |
0.38 |
0.02 |
|
|
|
|
15 |
16 |
|
|
9.61 |
39.27 |
5.93 |
12.13 |
3.43 |
3.19 |
2.52 |
1.51 |
1.53 |
0.45 |
1.07 |
0.19 |
0.69 |
0.07 |
0.40 |
0.02 |
|
|
|
|
16 |
17 |
|
|
10.22 |
43.94 |
6.30 |
13.57 |
3.64 |
3.57 |
2.68 |
1.69 |
1.62 |
0.50 |
1.14 |
0.21 |
0.74 |
0.07 |
0.43 |
0.02 |
|
|
|
|
17 |
18 |
|
|
10.82 |
48.85 |
6.67 |
15.09 |
3.86 |
3.97 |
2.83 |
1.88 |
1.72 |
0.56 |
1.20 |
0.23 |
0.78 |
0.08 |
0.45 |
0.02 |
|
|
|
|
18 |
19 |
|
|
11.42 |
53.99 |
7.04 |
16.68 |
4.07 |
4.39 |
2.99 |
2.07 |
1.81 |
0.61 |
1.27 |
0.26 |
0.82 |
0.09 |
0.48 |
0.02 |
|
|
|
|
19 |
20 |
|
|
12.02 |
59.37 |
7.42 |
18.34 |
4.28 |
4.83 |
3.15 |
2.28 |
1.91 |
0.68 |
1.34 |
0.28 |
0.87 |
0.10 |
0.50 |
0.03 |
|
|
|
|
20 |
22 |
|
|
13.22 |
70.83 |
8.16 |
21.88 |
4.71 |
5.76 |
3.46 |
2.72 |
2.10 |
0.81 |
1.47 |
0.34 |
0.95 |
0.12 |
0.55 |
0.03 |
0.35 |
0.01 |
|
|
22 |
24 |
|
|
14.42 |
83.22 |
8.90 |
25.71 |
5.14 |
6.77 |
3.78 |
3.20 |
2.29 |
0.95 |
1.61 |
0.40 |
1.04 |
0.14 |
0.60 |
0.04 |
0.38 |
0.01 |
|
|
24 |
26 |
|
|
15.62 |
96.51 |
9.64 |
29.81 |
5.57 |
7.85 |
4.09 |
3.71 |
2.48 |
1.10 |
1.74 |
0.46 |
1.13 |
0.16 |
0.65 |
0.04 |
0.42 |
0.01 |
|
|
26 |
28 |
|
|
|
|
10.38 |
34.20 |
6.00 |
9.00 |
4.41 |
4.25 |
2.67 |
1.26 |
1.87 |
0.53 |
1.21 |
0.18 |
0.70 |
0.05 |
0.45 |
0.02 |
|
|
28 |
30 |
|
|
|
|
11.12 |
38.86 |
6.43 |
10.23 |
4.72 |
4.83 |
2.86 |
1.43 |
2.01 |
0.60 |
1.30 |
0.21 |
0.76 |
0.06 |
0.48 |
0.02 |
0.33 |
0.01 |
30 |
35 |
|
|
|
|
12.98 |
51.70 |
7.50 |
13.61 |
5.51 |
6.43 |
3.34 |
1.91 |
2.34 |
0.80 |
1.52 |
0.28 |
0.88 |
0.07 |
0.56 |
0.02 |
0.39 |
0.01 |
35 |
40 |
|
|
|
|
14.83 |
66.20 |
8.57 |
17.43 |
6.30 |
8.23 |
3.82 |
2.44 |
2.68 |
1.03 |
1.73 |
0.36 |
1.01 |
0.10 |
0.64 |
0.03 |
0.44 |
0.01 |
40 |
45 |
|
|
|
|
16.68 |
82.34 |
9.64 |
21.68 |
7.08 |
10.24 |
4.30 |
3.04 |
3.01 |
1.28 |
1.95 |
0.44 |
1.13 |
0.12 |
0.72 |
0.04 |
0.50 |
0.02 |
45 |
50 |
|
|
|
|
18.54 |
100.08 |
10.71 |
26.35 |
7.87 |
12.45 |
4.77 |
3.69 |
3.35 |
1.55 |
2.17 |
0.54 |
1.26 |
0.14 |
0.80 |
0.05 |
0.55 |
0.02 |
50 |
55 |
|
|
|
|
|
|
11.78 |
31.44 |
8.66 |
14.85 |
5.25 |
4.40 |
3.68 |
1.85 |
2.38 |
0.64 |
1.38 |
0.17 |
0.88 |
0.06 |
0.61 |
0.02 |
55 |
60 |
|
|
|
|
|
|
12.85 |
36.94 |
9.44 |
17.45 |
5.73 |
5.17 |
4.02 |
2.18 |
2.60 |
0.76 |
1.51 |
0.20 |
0.96 |
0.07 |
0.67 |
0.03 |
60 |
65 |
|
|
|
|
|
|
13.93 |
42.84 |
10.23 |
20.23 |
6.21 |
6.00 |
4.35 |
2.53 |
2.82 |
0.88 |
1.64 |
0.23 |
1.04 |
0.08 |
0.72 |
0.03 |
65 |
70 |
|
|
|
|
|
|
15.00 |
49.14 |
11.02 |
23.21 |
6.68 |
6.88 |
4.69 |
2.90 |
3.03 |
1.01 |
1.76 |
0.27 |
1.12 |
0.09 |
0.78 |
0.04 |
70 |
75 |
|
|
|
|
|
|
16.07 |
55.84 |
11.81 |
26.37 |
7.16 |
7.82 |
5.02 |
3.29 |
3.25 |
1.14 |
1.89 |
0.30 |
1.20 |
0.10 |
0.83 |
0.04 |
75 |
80 |
|
|
|
|
|
|
17.14 |
62.93 |
12.59 |
29.72 |
7.64 |
8.81 |
5.35 |
3.71 |
3.47 |
1.29 |
2.01 |
0.34 |
1.28 |
0.11 |
0.89 |
0.05 |
80 |
85 |
|
|
|
|
|
|
18.21 |
70.40 |
13.38 |
33.25 |
8.12 |
9.86 |
5.69 |
4.15 |
3.68 |
1.44 |
2.14 |
0.38 |
1.36 |
0.13 |
0.94 |
0.05 |
85 |
90 |
|
|
|
|
|
|
19.28 |
78.27 |
14.17 |
36.97 |
8.59 |
10.96 |
6.02 |
4.62 |
3.90 |
1.60 |
2.27 |
0.43 |
1.44 |
0.14 |
1.00 |
0.06 |
90 |
95 |
|
|
|
|
|
|
20.35 |
86.51 |
14.95 |
40.86 |
9.07 |
12.11 |
6.36 |
5.10 |
4.12 |
1.77 |
2.39 |
0.47 |
1.52 |
0.16 |
1.05 |
0.06 |
95 |
100 |
|
|
|
|
|
|
21.42 |
95.13 |
15.74 |
44.93 |
9.55 |
13.32 |
6.69 |
5.61 |
4.33 |
1.95 |
2.52 |
0.52 |
1.60 |
0.17 |
1.11 |
0.07 |
100 |
110 |
|
|
|
|
|
|
|
|
17.31 |
53.61 |
10.50 |
15.89 |
7.36 |
6.69 |
4.77 |
2.33 |
2.77 |
0.62 |
1.76 |
0.21 |
1.22 |
0.08 |
110 |
120 |
|
|
|
|
|
|
|
|
18.89 |
62.98 |
11.46 |
18.67 |
8.03 |
7.86 |
5.20 |
2.73 |
3.02 |
0.73 |
1.92 |
0.24 |
1.33 |
0.10 |
120 |
130 |
|
|
|
|
|
|
|
|
20.46 |
73.04 |
12.41 |
21.65 |
8.70 |
9.12 |
5.63 |
3.17 |
3.27 |
0.84 |
2.08 |
0.28 |
1.44 |
0.12 |
130 |
140 |
|
|
|
|
|
|
|
|
22.04 |
83.79 |
13.37 |
24.84 |
9.37 |
10.46 |
6.07 |
3.64 |
3.52 |
0.97 |
2.24 |
0.32 |
1.55 |
0.13 |
140 |
150 |
|
|
|
|
|
|
|
|
23.61 |
95.21 |
14.32 |
28.23 |
10.04 |
11.89 |
6.50 |
4.13 |
3.78 |
1.10 |
2.40 |
0.37 |
1.66 |
0.15 |
150 |
160 |
|
|
|
|
|
|
|
|
|
|
15.28 |
31.81 |
10.71 |
13.40 |
6.94 |
4.66 |
4.03 |
1.24 |
2.56 |
0.41 |
1.77 |
0.17 |
160 |
170 |
|
|
|
|
|
|
|
|
|
|
16.23 |
35.59 |
11.38 |
14.99 |
7.37 |
5.21 |
4.28 |
1.39 |
2.72 |
0.46 |
1.89 |
0.19 |
170 |
180 |
|
|
|
|
|
|
|
|
|
|
17.19 |
39.56 |
12.05 |
16.66 |
7.80 |
5.79 |
4.53 |
1.54 |
2.88 |
0.51 |
2.00 |
0.21 |
180 |
190 |
|
|
|
|
|
|
|
|
|
|
18.14 |
43.73 |
12.72 |
18.42 |
8.24 |
6.40 |
4.78 |
1.71 |
3.04 |
0.57 |
2.11 |
0.23 |
190 |
200 |
|
|
|
|
|
|
|
|
|
|
19.10 |
48.09 |
13.39 |
20.25 |
8.67 |
7.04 |
5.03 |
1.88 |
3.20 |
0.62 |
2.22 |
0.26 |
200 |
225 |
|
|
|
|
|
|
|
|
|
|
21.49 |
59.81 |
15.06 |
25.19 |
9.75 |
8.75 |
5.66 |
2.33 |
3.60 |
0.78 |
2.50 |
0.32 |
225 |
250 |
|
|
|
|
|
|
|
|
|
|
|
|
16.73 |
30.62 |
10.84 |
10.64 |
6.29 |
2.84 |
4.00 |
0.94 |
2.77 |
0.39 |
250 |
275 |
|
|
|
|
|
|
|
|
|
|
|
|
18.41 |
36.53 |
11.92 |
12.69 |
6.92 |
3.38 |
4.40 |
1.13 |
3.05 |
0.46 |
275 |
300 |
|
|
|
|
|
|
|
|
|
|
|
|
20.08 |
42.91 |
13.00 |
14.91 |
7.55 |
3.97 |
4.81 |
1.32 |
3.33 |
0.54 |
300 |
325 |
|
|
|
|
|
|
|
|
|
|
|
|
21.75 |
49.77 |
14.09 |
17.30 |
8.18 |
4.61 |
5.21 |
1.53 |
3.60 |
0.63 |
325 |
350 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15.17 |
19.84 |
8.81 |
5.29 |
5.61 |
1.76 |
3.88 |
0.72 |
350 |
375 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16.25 |
22.54 |
9.44 |
6.01 |
6.01 |
2.00 |
4.16 |
0.82 |
375 |
400 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
17.34 |
25.41 |
10.07 |
6.77 |
6.41 |
2.25 |
4.44 |
0.92 |
400 |
425 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18.42 |
28.43 |
10.70 |
7.58 |
6.81 |
2.52 |
4.71 |
1.03 |
425 |
450 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
19.51 |
31.60 |
11.33 |
8.42 |
7.21 |
2.80 |
4.99 |
1.15 |
450 |
475 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20.59 |
34.93 |
11.96 |
9.31 |
7.61 |
3.10 |
5.27 |
1.27 |
475 |
500 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
21.67 |
38.41 |
12.59 |
10.24 |
8.01 |
3.41 |
5.55 |
1.39 |
500 |
550 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13.84 |
12.21 |
8.81 |
4.07 |
6.10 |
1.66 |
550 |
600 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15.10 |
14.35 |
9.61 |
4.78 |
6.66 |
1.95 |
600 |
|
Shaded Area represents Velocities over 5
FPS. Use with caution. |
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OD = Outside Diameter; ID = Inside Diameter; |
FPS = Feet Per Second; GPM = Gallons Per Minute |
C = Smoothness (roughness) coefficient used
in Hazen William's Equation |
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SDR = Standard Dimension Ratio |
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Velocity FPS calculated
using formula: |
Friction Losses (PSI) calculated using Hazen
William's formula: |
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These
values are calculated using above formula. Values may vary from other
published data due to rounding. Values should be used with caution on
large systems. Ramesh Kumar, Cal Poly, Pomona. |
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