PIPE CHARTS
Page 41
DFM-IV Doppler Flow Meter
Manual Series A.6
Carbon Steel & PVC Pipe
Pipe
Pipe
Standard
Extra Heavy
Dbl. Extra Heavy
Schedule 10
Schedule 20
Schedule 30
Schedule 40
Size
O.D.
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
½
.840
.622
.109
.546
.147
.252
.294
.622
.109
¼
1.050
.824
.113
.742
.154
.434
.308
.824
.113
1
1.315
1.049
.133
.957
.179
.599
.358
1.049
.133
1¼
1.660
1.380
.140
1.278
.191
.896
.382
1.380
.140
1½
1.900
1.610
.145
1.500
.200
1.100
.400
1.610
.145
2
2.375
2.067
.154
1.939
.218
1.503
.436
2.067
.154
2½
2.875
2.469
.203
2.323
.276
1.771
.552
2.469
.203
3
3.500
3.068
.216
2.900
.300
2.300
.600
3.068
.216
3½
4.000
3.548
.226
3.364
.318
2.728
.636
3.548
.226
4
4.500
4.026
.237
3.826
.337
3.152
.674
4.026
.237
5
5.563
5.047
.258
4.813
.375
4.063
.750
5.047
.258
6
6.625
6.065
.280
5.761
.432
4.897
.864
6.065
.280
8
8.625
7.981
.322
7.625
.500
6.875
.875
8.125
.250
8.071
.277
7.981
.322
10
10.750 10.020
.365
9.750
.500
8.750
1.000
10.250
.250
10.136
.307
10.020
.365
12
12.750 12.000
.375
11.750
.500
10.750
1.000
12.250
.250
12.090
.330
11.938
.406
14
14.000 13.250
.375
13.000
.500
13.500
.250
13.376
.312
13.250
.375
13.124
.438
16
16.000 15.250
.375
15.000
.500
15.500
.250
15.376
.312
15.250
.375
15.000
.500
18
18.000 17.250
.375
17.000
.500
17.500
.250
17.376
.312
17.124
.438
16.876
.562
20
20.000 19.250
.375
19.000
.500
19.500
.250
19.250
.375
19.000
.500
18.814
.593
22
22.000 21.250
.375
21.000
.500
21.500
.250
21.250
.375
21.000
.500
24
24.000 23.250
.375
23.000
.500
23.500
.250
23.250
.375
22.876
.562
22.626
.687
26
26.000 25.250
.375
25.000
.500
25.376
.312
25.000
.500
28
28.000 27.250
.375
27.000
.500
27.376
.312
27.000
.500
26.750
.625
30
30.000 29.250
.375
29.000
.500
29.376
.312
29.000
.500
28.750
.625
32
32.000 31.250
.375
31.000
.500
31.376
.312
31.000
.500
30.750
.625
34
34.000 33.250
.375
33.000
.500
33.376
.312
33.000
.500
32.750
.625
36
36.000 35.250
.375
35.000
.500
35.376
.312
35.000
.500
34.750
.625
42
42.000 41.250
.375
41.000
.500
41.000
.500
40.750
.625
Ductile Iron Pipe - Standard Classes
Size
OUTSIDE Class
Class
Class
Class
Class
Class
Class
CEMENT LINING
INCH
DIA.
50
51
52
53
54
55
56
**STD
**DOUBLE
INCH
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
WALL
I.D.
THICKNESS THICKNESS
3
3.96
0.25
3.46
0.28
3.40
0.31
3.34
0.34
3.28
0.37
3.22
0.41
3.14
4
4.80
0.26
4.28
0.29
4.22
0.32
4.16
0.35
4.10
0.38
4.04
0.44
3.93
6
6.90
0.25
6.40
0.28
6.34
0.31
6.28
0.34
6.22
0.37
6.16
0.40
6.10
0.43
6.04
.125
.250
8
9.05
0.27
8.51
0.30
8.45
0.33
8.39
0.36
8.33
0.39
8.27
0.42
8.21
0.45
8.15
10
11.10
0.39
10.32
0.32
10.46
0.35
10.40
0.38
10.34
0.41
10.28
0.44
10.22
0.47
10.16
12
13.20
0.31
12.58
0.34
12.52
0.37
12.46
0.40
12.40
0.43
12.34
0.46
12.28
0.49
12.22
14
15.30
0.33
14.64
0.36
14.58
0.39
14.52
0.42
14.46
0.45
14.40
0.48
14.34
0.51
14.28
16
17.40
0.34
16.72
0.37
16.66
0.40
16.60
0.43
16.54
0.46
16.48
0.49
16.42
0.52
16.36
18
19.50
0.35
18.80
0.38
18.74
0.41
18.68
0.44
18.62
0.47
18.56
0.50
18.50
0.53
18.44
.1875
.375
20
21.60
0.36
20.88
0.39
20.82
0.42
20.76
0.45
20.70
0.48
20.64
0.51
20.58
0.54
20.52
24
25.80
0.38
25.04
0.41
24.98
0.44
24.92
0.47
24.86
0.50
24.80
0.53
24.74
0.56
24.68
30
32.00
0.39
31.22
0.43
31.14
0.47
31.06
0.51
30.98
0.55
30.90
0.59
30.82
0.63
30.74
36
38.30
0.43
37.44
0.48
37.34
0.62
37.06
0.58
37.14
0.63
37.04
0.68
36.94
0.73
36.84
42
44.50
0.47
43.56
0.53
43.44
0.59
43.32
0.65
43.20
0.71
43.08
0.77
42.96
0.83
42.84
.250
.500
48
50.80
0.51
49.78
0.58
49.64
0.65
49.50
0.72
49.36
0.79
49.22
0.86
49.08
0.93
48.94
54
57.10
0.57
55.96
0.65
55.80
0.73
55.64
0.81
55.48
0.89
55.32
0.97
55.16
1.05
55.00
**REDUCE I.D. BY DIMENSION SHOWN