公称外径dn(mm) PE100 PE80
SDR11 SDR17.6 SDR11 SDR17.6
PN0.7Mpa PN0.4Mpa PN0.5Mpa PN0.3Mpa
en kg/m en kg/m en kg/m en kg/m
20
3.0
0.213
2.3
0.170
3.0
0.20
2.3
0.166
25
3.0
0.215
2.3
0.171
3.0
0.21
2.3
0.169
32
3.0
0.279
2.3
0.223
3.0
0.277
2.3
0.222
40
3.7
0.432
2.3
0.284
3.7
0.428
2.3
0.282
50
4.6
0.669
2.9
0.440
4.6
0.664
2.9
0.437
63
5.8
1.058
3.6
0.689
5.8
1.049
3.6
0.683
*75
6.8
1.478
4.3
0.980
6.8
1.465
4.3
0.972
90
8.2
2.141
5.2
1.418
8.2
2.123
5.2
1.407
110
10.0
3.175
6.3
2.103
10.0
3.149
6.3
2.087
*125
11.4
4.119
7.1
2.682
11.4
4.085
7.1
2.661
*140
12.7
5.135
8.0
3.362
12.7
5.092
8.0
3.336
160
14.6
6.739
9.1
4.388
14.6
6.683
9.1
4.354
*180
16.4
8.518
10.3
5.574
16.4
8.447
10.3
5.531
200
18.2
10.504
11.4
6.849
18.2
10.417
11.4
6.795
225
20.5
13.296
12.8
8.635
20.5
13.185
12.8
8.568
250
22.7
16.352
14.2
10.660
22.7
16.215
14.2
10.576
*280
25.4
20.500
15.9
13.335
25.4
20.329
15.9
13.230
315
28.6
25.949
17.9
16.882
28.6
25.733
17.9
16.749
355
32.3
33.029
20.2
21.496
32.3
32.753
20.2
21.328
400
36.4
41.919
22.8
27.289
36.4
41.569
22.8
27.075
450
40.9
52.957
25.6
34.477
40.9
52.516
25.6
34.207
500
45.4
65.467
28.4
42.516
45.4
64.922
28.4
42.173
560
55.9
81.999
31.8
53.413
55.9
81.316
31.8
52.995
630
57.3
103.874
35.8
67.443
57.3
103.009
35.8
66.915

注:标注*的规格为非常用规格。

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