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Approximate Weight of Water and Pipe Per Foot

Normal Size of PipePipe I.D.Approx. Wt. of Water Per Ft.Approx. Wt. of Pipe Per Ft.Approx. Total Wt. Per Ft.Type of Pipe
1" 1.049" .38 lbs .20 lbs .58 lbs. 125 psi Polyethylene
1-1/4" 1.380" .65 lbs .33 lbs .98 lbs 125 psi Polyethylene
1" 1.049" .38 lbs .26 lbs .64 lbs 160 psi Polyethylene
1-1/4" 1.380" .65 lbs .43 lbs 1.08 lbs 160 psi Polyethylene
1" .957" .31 lbs .40 lbs .71 lbs SCH. 80 PVC
1-1/4" 1.278" .56 lbs .55 lbs 1.11 lbs SCH. 80 PVC
1-1/2" 1.500" .77 lbs .66 lbs 1.43 lbs SCH. 80 PVC
2" 1.939" 1.28 lbs .92 lbs 2.20 lbs SCH. 80 PVC
1" 1.049" .38 lbs 1.68 lbs 2.06 lbs Steel Pipe
1-1/4" 1.380" .65 lbs 2.28 lbs 2.93 lbs Steel Pipe
1-1/2" 1.610" .88 lbs 2.73 lbs 3.61 lbs Steel Pipe
2" 2.067" 1.45 lbs 3.68 lbs 5.13 lbs Steel Pipe
3" 3.060" 3.20 lbs 7.58 lbs 10.78 lbs Steel Pipe
4" 4.020" 5.51 lbs 10.79 lbs 16.30 lbs Steel Pipe
6" 6.060" 12.52 lbs 18.97 lbs 31.49 lbs Steel Pipe

1 Cubic Foot of Water = 62.4 lbs
1 Cubic Inch of Water = .036 lbs

Friction Loss in psi/100 Foot
Type (K) Copper Tube

Flow GPM1/2"
.527
3/4"
.745
1"
.995
1-1/4"
1.245
1-1/2"
1.481
1 1.30 .25 .07    
2 4.40 .85 .23 .07  
3 9.00 1.70 .45 .15 .06
4 15.00 2.80 .75 .25 .10
5 22.00 4.20 1.10 .36 .16
6 31.00 5.80 1.50 .50 .22
7 40.00 7.50 2.00 .65 .28
8 50.00 9.30 2.50 .80 .36
9 62.00 11.00 3.10 1.00 .44
10 79.00 14.00 3.70 1.30 .52
15 160.00 30.00 7.40 2.50 1.10
20   50.00 13.00 4.20 1.80

Plastic Pipe

Flow GPM1/2"
.622
3/4"
.824
1"
1.05
1-1/4"
1.38
1-1/2"
1.61
1 .65 .14 .04    
2 2.20 .49 .13 .04  
3 4.55 1.04 .26 .08 .04
4 7.71 1.65 .44 .14 .07
5 11.26 2.43 .62 .20 .10
6 15.59 3.25 .84 .28 .13
8 26.41 5.20 1.38 .45 .22
10 39.89 7.93 2.12 .69 .33
15   18.10 4.38 1.43 .67
20     7.15 2.38 1.10

Steel Pipe

Flow GPM1/2"
.62
3/4"
.824
1"
1.04
1-1/4"
1.38
1-1/2"
1.61
1 .91        
2 3.20 .83      
3 6.85 1.77 .54    
4 11.70 3.03 .93 .22 .11
5 17.75 4.54 .41 .35 .17
10 63.65 16.46 4.79 1.32 .61
15   34.65 10.83 2.81 1.30
20   58.90 18.19 4.80 2.25

 

Well Water
Water Well Trust

ngwa 2016
Water Systems Council