Nominal
outside
diameter
dn (mm)
Wall thicknesses
en (mm)
SDR26
SDR21
SDR17
SDR13.6
SDR11
PN,MPa
0.6
0.8
1.0
1.25
1.6
32
—
3.0
40
3.7
50
4.6
63
4.7
5.8
75
4.5
5.6
6.8
90
4.3
5.4
6.7
8.2
110
4.2
5.3
6.6
8.1
10.0
125
4.8
6.0
7.4
9.2
11.4
140
8.3
10.3
12.7
160
6.2
7.7
9.5
11.8
14.6
180
6.9
8.6
10.7
13.3
16.4
200
9.6
11.9
14.7
18.2
225
10.8
13.4
16.6
20.5
250
14.8
18.4
22.7
280
20.6
25.4
315
12.1
15.0
18.7
23.2
28.6
355
13.6
16.9
21.1
26.1
32.2
400
15.3
19.1
23.7
29.4
36.3
450
17.2
21.5
26.7
33.1
40.9
500
23.9
29.7
36.8
45.4
560
21.4
33.2
41.2
50.8
630
24.1
30.0
37.4
46.3
57.2
710
27.2
33.9
42.1
52.2
--
800
30.6
38.1
47.4
58.8
900
34.4
42.9
53.3
1000
38.2
47.7
59.3
1200
45.9
70.6