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In observance of Labor Day, we will be closed on Monday Sept 1st, 2014. All Website orders placed after 3pm (PST) Friday Aug 29th, will ship on Tuesday Sept 2nd. Thank you and have a Happy Labor Day!

Table Velocity Flows same for all








Schedule 40 thermoplastic pipe



















VELOCITY FLOWS


























SCHEDULE 40 PVC PIPE















  Nominal Pipe Size  
Velocity 1/2 in 3/4 in 1 in 1-1/4 in 1-1/2 in 2 in 2-1/2 in 3 in 4 in 6 in 8 in 10 in 12 in Velocity
ft/s Flow: gpm* ft/s
1 0.9 1.6 2.6 4.5 6.2 10.3 14.6 22.7 39.1 89.0 154.4 243.6 346.0 1
2 1.8 3.2 5.2 9.1 12.4 20.5 29.3 45.3 78.3 178.1 308.8 487.2 692.0 2
3 2.7 4.7 7.8 13.6 18.6 30.8 43.9 68.0 117.4 267.1 463.2 730.9 1038.1 3
4 3.5 6.3 10.4 18.1 24.8 41.0 58.5 90.6 156.5 356.2 617.6 974.5 1384.1 4
5 4.4 7.9 13.0 22.6 30.9 51.3 73.2 113.3 195.6 445.2 772.0 1218.1 1730.1 5
6 5.3 9.5 15.6 27.2 37.1 61.5 87.8 135.9 234.8 534.2 926.4 1461.7 2076.1 6
7 6.2 11.1 18.1 31.7 43.3 71.8 102.4 158.6 273.9 623.3 1080.9 1705.4 2422.1 7
8 7.1 12.7 20.7 36.2 49.5 82.1 117.1 181.2 313.0 712.3 1235.3 1949.0 2768.1 8
9 8.0 14.2 23.3 40.8 55.7 92.3 131.7 203.9 352.2 801.4 1389.7 2192.6 3114.2 9
10 8.9 15.8 25.9 45.3 61.9 102.6 146.3 226.5 391.3 890.4 1544.1 2436.2 3460.2 10
11 9.8 17.4 28.5 49.8 68.1 112.8 161.0 249.2 430.4 979.4 1698.5 2679.9 3806.2 11
12 10.6 19.0 31.1 54.3 74.3 123.1 175.6 271.8 469.5 1068.5 1852.9 2923.5 4152.2 12
13 11.5 20.6 33.7 58.9 80.5 133.3 190.2 294.5 508.7 1157.5 2007.3 3167.1 4498.2 13
14 12.4 22.2 36.3 63.4 86.6 143.6 204.9 317.1 547.8 1246.6 2161.7 3410.7 4844.3 14
15 13.3 23.7 38.9 67.9 92.8 153.9 219.5 339.8 586.9 1335.6 2316.1 3654.4 5190.3 15
* Flows calculated with factors in Table 320 may vary slightly due to rounding off of factors.


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