公称外径 |
压力等级 |
|||
SDR17.6 |
SDR11 |
|||
公称壁厚(mm) |
公称壁厚(mm) |
|||
20 |
2.3 |
3.0 |
||
25 |
2.3 |
3.0 |
||
32 |
2.3 |
3.0 |
||
40 |
2.3 |
3.4 |
||
50 |
2.9 |
4.6 |
||
63 |
3.6 |
5.8 |
||
75 |
4.3 |
6.8 |
||
90 |
5.2 |
8.2 |
||
110 |
6.3 |
10.0 |
||
125 |
7.1 |
11.4 |
||
140 |
8.0 |
12.7 |
||
160 |
9.1 |
14.6 |
||
180 |
31.9 |
50.9 |
||
200 |
11.4 |
18.2 |
||
225 |
12.8 |
20.5 |
||
250 |
14.2 |
22.7 |
||
315 |
17.9 |
28.6 |
||
400 |
22.8 |
36.4 |
||
450 |
25.6 |
40.9 |
||
500 |
28.4 |
45.5 |
||
560 |
31.9 |
50.9 |
||
630 |
35.8 |
57.3 |