Nominal Outside
Diameter (Nominal Size) |
Mean Outside
Diameter |
WALL TICKNESS
|
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Class 2
0.25 MPa |
Class 2
0.4 MPa |
Class 3
0.6 MPa |
Class 4
0.8 MPa |
Class 5
1.0 MPa |
Class 6
1.25 MPa |
|||||||||
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
Min
|
Max
|
|
20
|
20.0
|
20.3
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
1.1
|
1.5
|
1.4
|
1.8
|
25
|
25.0
|
25.3
|
–
|
–
|
–
|
–
|
–
|
–
|
1.2
|
1.6
|
1.4
|
1.8
|
1.7
|
2.1
|
32
|
32.0
|
32.3
|
–
|
–
|
–
|
–
|
–
|
–
|
1.5
|
1.9
|
1.8
|
2.2
|
2.2
|
2.7
|
40
|
40.0
|
40.3
|
–
|
–
|
–
|
–
|
1.4
|
1.8
|
1.8
|
2.2
|
2.2
|
2.7
|
2.8
|
3.3
|
50
|
50.0
|
50.3
|
–
|
–
|
–
|
–
|
1.7
|
2.1
|
2.3
|
2.8
|
2.8
|
3.3
|
3.4
|
4.0
|
63
|
63.0
|
63.3
|
–
|
–
|
1.5
|
1.9
|
2.2
|
2.7
|
2.8
|
3.3
|
3.5
|
4.1
|
4.3
|
5.0
|
75
|
75.0
|
75.3
|
–
|
–
|
1.8
|
2.2
|
2.6
|
3.1
|
3.4
|
4.0
|
4.2
|
4.9
|
5.1
|
5.9
|
90
|
90.0
|
90.3
|
1.3
|
1.7
|
2.1
|
2.6
|
3.1
|
3.7
|
4.0
|
4.6
|
5.0
|
5.7
|
6.1
|
7.1
|
110
|
110.0
|
110.4
|
1.6
|
2.0
|
2.5
|
3.0
|
3.7
|
4.3
|
4.9
|
5.6
|
6.1
|
7.1
|
7.5
|
8.7
|
125
|
125.0
|
125.4
|
1.8
|
2.2
|
2.9
|
3.4
|
4.3
|
5.0
|
5.6
|
6.4
|
6.9
|
8.0
|
8.5
|
9.8
|
140
|
140.0
|
140.5
|
2.0
|
2.4
|
3.2
|
3.8
|
4.8
|
5.5
|
6.3
|
7.3
|
7.7
|
8.9
|
9.5
|
11.0
|
160
|
160.0
|
160.5
|
2.3
|
2.8
|
3.7
|
4.3
|
5.4
|
6.2
|
7.2
|
8.3
|
8.8
|
10.2
|
10.9
|
12.6
|
180
|
180.0
|
180.6
|
2.6
|
3.1
|
4.2
|
4.9
|
6.1
|
7.1
|
8.0
|
9.2
|
9.9
|
11.4
|
12.2
|
14.1
|
200
|
200.0
|
200.6
|
2.9
|
3.4
|
4.6
|
5.3
|
6.8
|
7.9
|
8.9
|
10.3
|
11.0
|
12.7
|
13.6
|
15.7
|
225
|
225.0
|
225.7
|
3.3
|
3.9
|
5.2
|
6.0
|
7.6
|
8.8
|
10.0
|
11.5
|
12.4
|
14.3
|
15.3
|
17.6
|
250
|
250.0
|
250.8
|
3.6
|
4.2
|
5.7
|
6.5
|
8.5
|
9.8
|
11.2
|
12.9
|
13.8
|
15.9
|
17.0
|
19.6
|
280
|
280.0
|
280.9
|
4.1
|
4.8
|
6.4
|
7.4
|
9.5
|
11.0
|
12.5
|
14.4
|
15.4
|
17.8
|
19.0
|
21.9
|
315
|
315.0
|
315.0
|
4.6
|
5.3
|
7.2
|
8.3
|
10.7
|
12.4
|
14.0
|
16.1
|
17.3
|
19.9
|
21.4
|
24.7
|
355
|
355.0
|
355.1
|
5.1
|
5.9
|
8.1
|
9.4
|
12.0
|
13.8
|
15.8
|
18.2
|
19.6
|
22.6
|
24.1
|
27.8
|
400
|
400.0
|
400.2
|
5.8
|
6.7
|
9.1
|
10.5
|
13.5
|
15.6
|
17.8
|
20.5
|
22.0
|
25.3
|
27.2
|
31.3
|