North American Pipe Schedules
Page 27
June 2017
VRX-UM-02233-EN-02
Cast Iron Pipe, Standard Classes, 3…20 inch
Size
in.
Class
in.
T
B
C
D
E
F
G
H
3
OD
3 .80
3 .96
3 .96
3 .96
—
—
—
—
Wall
0 .39
0 .42
0 .45
0 .48
ID
3 .02
3 .12
3 .06
3 .00
4
OD
4 .80
5 .00
5 .00
5 .00
—
—
—
—
Wall
0 .42
0 .45
0 .48
0 .52
ID
3 .96
4 .10
4 .04
3 .96
6
OD
6 .90
7 .10
7 .10
7 .10
7 .22
7 .22
7 .38
7 .38
Wall
0 .44
0 .48
0 .51
0 .55
0 .58
0 .61
0 .65
0 .69
ID
6 .02
6 .14
6 .08
6 .00
6 .06
6 .00
6 .08
6 .00
8
OD
9 .05
9 .05
9 .30
9 .30
9 .42
9 .42
9 .60
9 .60
Wall
0 .46
0 .51
0 .56
0 .60
0 .66
0 .66
0 .75
0 .80
ID
8 .13
8 .03
8 .18
8 .10
8 .10
8 .10
8 .10
8 .00
10
OD
11 .10
11 .10
11 .40
11 .40
11 .60
11 .60
11 .84
11 .84
Wail
0 .50
0 .57
0 .62
0 .68
0 .74
0 .80
0 .86
0 .92
ID
10 .10
9 .96
10 .16
10 .04
10 .12
10 .00
10 .12
10 .00
12
OD
13 .20
13 .20
13 .50
13 .50
13 .78
13 .78
14 .08
14 .08
Wall
0 .54
0 .62
0 .68
0 .75
0 .82
0 .89
0 .97
1 .04
ID
12 .12
11 .96
12 .14
12 .00
12 .14
12 .00
12 .14
12 .00
14
OD
15 .30
15 .30
15 .65
15 .65
15 .98
15 .98
16 .32
16 .32
Wall
0 .57
0 .66
0 .74
0 .82
0 .90
0 .99
1 .07
1 .16
ID
14 .16
13 .98
14 .17
14 .01
14 .18
14 .00
14 .18
14 .00
16
OD
17 .40
17 .40
17 .80
17 .80
18 .16
18 .16
18 .54
18 .54
Wall
0 .60
0 .70
0 .80
0 .89
0 .98
1 .08
1 .18
1 .27
ID
16 .20
16 .00
16 .20
16 .02
16 .20
16 .00
16 .18
16 .00
18
OD
19 .50
19 .50
19 .92
19 .92
20 .34
20 .34
20 .78
20 .78
Wall
0 .64
0 .75
0 .87
0 .96
1 .07
1 .17
1 .28
1 .39
ID
18 .22
18 .00
18 .18
18 .00
18 .20
18 .00
18 .22
18 .00
20
OD
21 .60
21 .60
22 .06
22 .06
22 .54
22 .54
23 .02
23 .02
Wall
0 .67
0 .80
0 .92
1 .03
1 .15
1 .27
1 .39
1 .51
ID
20 .26
20 .00
20 .22
20 .00
20 .24
20 .00
20 .24
20 .00