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DFM 5.1 Doppler Flow Meter
PIPE CHARTS
Ductile Ir on Pipe - Standard Classes
Size OUTSIDE Clas s Class Class Class Class C lass C la ss CEMENT LIN IN G
IN CH DIA. 50 51 52 53 54 55 5 6 **S TD **DOUBLE
INC H WA LL I.D. WALL I.D. WALL I.D. WALL I.D. WALL I.D. WALL I.D. WALL I.D. THICKNES S TH IC KNESS
3 3.96 0.2 5 3.4 6 0 .2 8 3 .4 0 0 .3 1 3.3 4 0 .3 4 3 .2 8 0.37 3.2 2 0.4 1 3 .1 4
4 4.80 0.2 6 4.2 8 0 .2 9 4 .2 2 0 .3 2 4.1 6 0 .3 5 4 .1 0 0.38 4.0 4 0.4 4 3 .9 3
6 6.90 0.2 5 6.40 0 .2 8 6.34 0.3 1 6 .2 8 0.3 4 6 .2 2 0 .3 7 6.16 0.4 0 6.1 0 0 .4 3 6.04 .125 .250
8 9.05 0.2 7 8.51 0 .3 0 8.45 0.3 3 8 .3 9 0.3 6 8 .3 3 0 .3 9 8.27 0.4 2 8.2 1 0 .4 5 8.15
10 11 .1 0 0.3 9 10 .32 0 .3 2 10.4 6 0 .3 5 10.4 0 0.38 10.34 0 .4 1 10.28 0 .44 10.22 0 .4 7 10.16
12 13 .2 0 0.3 1 12 .58 0 .3 4 12.5 2 0 .3 7 12.4 6 0.40 12.40 0 .4 3 12.34 0 .46 12.28 0 .4 9 12.22
14 15 .3 0 0.3 3 14 .64 0 .3 6 14.5 8 0 .3 9 14.5 2 0.42 14.46 0 .4 5 14.40 0 .48 14.34 0 .5 1 14.28
16 17 .4 0 0.3 4 16 .72 0 .3 7 16.6 6 0 .4 0 16.6 0 0.43 16.54 0 .4 6 16.48 0 .49 16.42 0 .5 2 16.36
18 19 .5 0 0.3 5 18 .80 0 .3 8 18.7 4 0 .4 1 18.6 8 0.44 18.62 0 .4 7 18.56 0 .50 18.50 0 .5 3 18.44 .1 875 .37 5
20 21 .6 0 0.3 6 20 .88 0 .3 9 20.8 2 0 .4 2 20.7 6 0.45 20.70 0 .4 8 20.64 0 .51 20.58 0 .5 4 20.52
24 25 .8 0 0.3 8 25 .04 0 .4 1 24.9 8 0 .4 4 24.9 2 0.47 24.86 0 .5 0 24.80 0 .53 24.74 0 .5 6 24.68
30 32 .0 0 0.3 9 31 .22 0 .4 3 31.1 4 0 .4 7 31.0 6 0.51 30.98 0 .5 5 30.90 0 .59 30.82 0 .6 3 30.74
36 38 .3 0 0.4 3 37 .44 0 .4 8 37.3 4 0 .6 2 37.0 6 0.58 37.14 0 .6 3 37.04 0 .68 36.94 0 .7 3 36.84
42 44 .5 0 0.4 7 43 .56 0 .5 3 43.4 4 0 .5 9 43.3 2 0.65 43.20 0 .7 1 43.08 0 .77 42.96 0 .8 3 42.84 .25 0 .50 0
48 50 .8 0 0.5 1 49 .78 0 .5 8 49.6 4 0 .6 5 49.5 0 0.72 49.36 0 .7 9 49.22 0 .86 49.08 0 .9 3 48.94
54 57 .1 0 0.5 7 55 .96 0 .6 5 55.8 0 0 .7 3 55.6 4 0.81 55.48 0 .8 9 55.32 0 .97 55.16 1 .0 5 55.00
**R EDU CE I.D. BY DIMENSION SH OWN
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