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Page 158 • Catalog 207
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VI SCOUS FLUID FRICTION LOSS
U.S. Pipe
KinematicViscosity-SecondsSayboltUniversal
GPM Size Water 100 200 300 400 500 1000 2000 3000 4000 5000 6000 8000 10,000 15,000
1/2 10.0
25.4 53.2 81.1 111.0 139.0 278.0 556.0 822.0 1100.0 1390.0 1670.0 2220.0
3
3/4
2.5
8.6 17.8 25.0 36.6 45.2 90.2 181.0 271.0 371.0 452.0 549.0 722.0 903.0 1352.0
1
1.1
3.2
6.9 10.4 13.8 17.1 34.7 69.4 108.0 139.0 174.0 208.0 278.0 347.0 521.0
3/4
6.3
14.4 30.1 46.2 61.1 76.2 152.0 305.0 457.0 610.0 761.0 915.0 1220.0 1520.0 2280.0
5
1
2.1
5.3 11.6 17.1 23.1 28.9 57.8 115.0 171.0 231.0 289.0 346.0 462.0 578.0 865.0
1-1/4
1.8
3.9
5.8
7.6
9.7 18.2 28.3 57.7 78.5 97.0 217.0 152.0 191.0 288.0
3/4 11.8
20.1 41.6 64.0 86.0 106.0 212.0 425.0 645.0 855.0 1060.0 1275.0 1700.0 2120.0
7
1
3.2
7.6 15.9 24.2 32.3 40.4 82.0 164.0 245.0 328.0 411.0 493.0 655.0 820.0 1230.0
1-1/4
2.5
5.3
8.1 10.8 13.4 26.6 53.1 80.9 109.0 138.0 162.0 214.0 265.0 400.0
1
6.9
11.6 23.1 34.6 46.2 57.8 118.0 235.0 353.0 470.0 589.0 707.0 942.0 1178.0 1760.0
10 1-1/4 1.8
3.7
7.6 11.6 15.5 19.2 38.5 77.3 115.0 157.0 194.0 231.0 310.0 386.0 516.0
1-1/2
1.9
4.2
6.3
8.3 10.4 20.8 41.5 62.3 83.1 104.0 124.0 166.0 206.0 312.0
1
15.0
25.3 34.6 50.8 69.2 86.5 175.0 350.0 527.0 700.0 878.0 1055.0 1400.0 1758.0
15 1-1/4 3.8
6.3 11.3 17.5 23.1 27.8 57.7 116.0 173.0 231.0 289.0 347.0 462.0 578.0 865.0
1-1/2 1.7
2.8
6.3
9.2 12.5 15.7 31.2 62.2 94.8 124.0 157.0 187.0 249.0 312.0 470.0
1
25.1
46.2 48.2 69.3 92.4 116.0 231.0 462.0 693.0 924.0 1160.0 1380.0 1840.0
20 1-1/2 2.9
5.3
8.3 12.5 16.6 20.8 41.5 83.0 124.0 166.0 207.0 249.0 332.0 415.0 622.0
2
1.5
3.0
4.6
6.2
7.6 15.5 31.2 46.2 62.6 78.5 94.6 127.0 155.0 231.0
1-1/2 4.5
8.1 10.4 15.5 20.8 26.5 53.0 106.0 157.0 207.0 265.0 318.0 425.0 531.0 796.0
25
2
1.3
2.3
3.8
5.8
7.6
9.7 19.4 38.1 57.7 76.2 97.0 118.0 157.0 194.0 291.0
2-1/2 0.5
0.97 1.74 2.8
3.7
4.6
9.2 18.4 27.7 36.9 46.2 55.5 73.9 92.5 140.0
1-1/2 6.3
11.6 12.4 18.5 25.4 31.2 62.2 124.0 187.0 249.0 312.0 374.0 500.0 621.0 935.0
30
2
1.8
3.2
4.6
6.9
9.2 11.6 23.1 46.2 69.3 92.4 115.5 138.5 185.0 231.0 347.0
2-1/2 0.8
1.38 2.19 3.5
4.4
5.5 11.3 22.6 33.5 43.9 55.5 67.0 88.0 111.0 166.0
1-1/2 10.8
20.7 20.7 25.4 33.5 41.5 85.5 168.0 256.0 341.0 428.0 512.0 682.0 855.0 1280.0
40
2
3.1
6.0
6.2
9.0 12.2 15.4 31.2 62.4 92.5 124.0 157.0 189.0 250.0 311.0 470.0
2-1/2 1.3
2.5
3.0
4.6
6.0
7.6 15.0 30.0 43.9 58.9 73.8 87.7 120.0 150.0 226.0
1-1/2 16.4
32.0 32.0 32.0 42.0 53.0 106.0 208.0 318.0 424.0 531.0 638.0 850.0 1030.0 1590.0
50
2
4.7
8.7
9.2 11.5 15.5 19.4 39.3 78.5 118.0 157.0 196.0 235.0 314.0 393.0 588.0
2-1/2 1.9
3.7
3.8
5.6
7.4
9.2 18.4 36.8 55.5 74.0 92.5 114.0 148.0 184.0 277.0
2
6.6
12.2 13.4 13.6 18.4 23.1 46.2 94.8 141.0 184.0 231.0 277.0 369.0 462.0 693.0
60 2-1/2 2.7
5.3
5.6
6.7
8.8 11.1 22.2 45.0 67.0 87.8 113.0 134.0 178.0 222.0 332.0
3
0.9
1.84 1.84 2.77 3.93 4.85 9.45 19.2 28.9 38.1 47.4 56.6 76.2 94.7 143.0
2-1/2 3.6
6.69 7.38 7.85 10.4 13.2 25.3 53.1 78.5 102.0 127.0 152.0 203.0 253.0 380.0
70
3
1.2
2.31 2.54 3.23 4.39 5.55 11.1 22.3 33.5 43.8 55.5 67.0 87.7 111.0 166.0
4
0.62 0.74 1.13 1.50 1.84 3.68 7.39 11.3 15.2 18.6 23.1 30.0 36.9 55.4
2-1/2 4.7
8.55 9.95 9.95 12.0 15.0 30.0 60.0 90.0 120.0 150.0 180.0 240.0 300.0 450.0
80
3
1.6
3.0
3.23 3.93 5.08 6.47 12.7 25.4 34.6 50.8 63.5 76.2 102.0 127.0 191.0
4
0.83 0.83 1.24 1.71 2.12 4.15 8.55 12.9 17.3 21.4 26.5 30.9 41.5 62.2
2-1/2 7.1
12.7 15.5 15.5 15.5 18.4 38.0 75.0 111.0 148.0 185.0 222.0 295.0 370.0 555.0
100
3
2.4
4.89 5.1
5.1
6.7
8.1 15.7 32.3 48.5 63.5 78.5 94.5 125.0 157.0 235.0
4
1.22 1.31 1.57 2.12 2.77 3.0 10.4 16.2 21.4 26.5 32.3 42.7 53.0 78.5
Loss In feet of Liquid Flowing in 100’ of New Schedule 40 Steel Pipe