给水用聚乙烯(PE)管材
管材卫生性能:聚乙烯管材的卫生性能应符合GB/T17219的规定.
PE管材特点:长久的使用寿命.正常情况下,PE管可使用50年以上。卓越的耐腐蚀性能、耐低温性。良好的卫生性能。材质无毒,不结
垢,不滋生细菌。良好的施工性能。高韧性。PE管断裂伸长率超过500%,对管基不均匀沉降的适应能力非常强,抗震性能优良。极强的抗裂
缝慢速及快速增长能力。流动阻力小。输送量显著高于同口径其它管材。
PE100级聚乙烯管材公称压力和规格尺寸
|
公称外径
(Dn,mm)
|
|
|
公称壁厚En,mm |
|
|
| |
|
标准尺寸比 |
|
|
| SDR26 |
SDR21 |
SDR17 |
SDR13.6 |
SDR11 |
| |
|
公称压力MPa |
|
|
| 0.6 |
0.8 |
1.0 |
1.25 |
1.6 |
| 32 |
- |
- |
- |
- |
3.0 +0.5
0
|
| 40 |
- |
- |
- |
- |
3.7 +0.6
0
|
| 50 |
- |
- |
- |
- |
4.6 +0.7
0
|
| 63 |
- |
- |
- |
4.7 +0.8
0
|
5.8 +0.9
0
|
| 75 |
- |
- |
4.5 +0.7
0
|
5.6 +0.9
0
|
6.8 +1.1
0
|
| 90 |
- |
4.3 +0.7
0
|
5.4 +0.9
0
|
6.7 +1.1
0
|
8.2 +1.3
0
|
| 110 |
4.2 +0.7
0 |
5.3 +0.8
0
|
6.6 +1.0
0
|
8.1 +1.3
0
|
10.0 +1.5
0
|
| 125 |
4.8 +0.8
0
|
6.0 +0.9
0
|
7.4 +1.2
0
|
9.2 +1.4
0
|
11.4 +1.8
0
|
| 140 |
5.4 +0.9
0
|
6.7 +1.1
0
|
8.3 +1.3
0
|
10.3 +1.6
0
|
12.7 +2.0
0
|
| 160 |
6.2 +1.0
0
|
7.7 +1.2
0
|
9.5 +1.5
0
|
11.8 +1.8
0
|
14.6 +2.2
0
|
| 180 |
6.9 +1.1
0
|
8.6 +1.3
0
|
10.7 +1.7
0
|
13.3 +2.0
0
|
16.4 +3.2
0
|
| 200 |
7.7 +1.2
0
|
9.6 +1.5
0
|
11.9 +1.8
0
|
14.7 +2.3
0
|
18.2 +3.6
0
|
| 225 |
8.6 +1.3
0
|
10.8 +1.7
0
|
13.4 +2.1
0
|
16.6 +3.3
0
|
20.5 +4.0
0
|
| 250 |
9.6 +1.5
0
|
11.9 +1.8
0
|
14.8 +2.3
0
|
18.4 +3.6
0
|
22.7 +4.5
0
|
| 280 |
10.7 +1.7
0
|
13.4 +2.1
0
|
16.6 +3.3
0
|
20.6 +4.1
0
|
25.4 +5.0
0
|
| 315 |
12.1 +1.9
0
|
15.0 +2.3
0
|
18.7 +3.7
0
|
23.2 +4.6
0
|
28.6 +5.7
0
|
| 355 |
13.6 +2.1
0
|
16.9 +3.3
0
|
21.1 +4.2
0
|
26.1 +5.2
0
|
32.2 +6.4
0
|
| 400 |
15.3 +2.3
0
|
19.1 +3.8
0
|
23.7 +4.7
0
|
29.4 +5.8
0
|
36.3 +7.2
0
|
| 450 |
17.2 +3.4
0
|
21.5 +4.2
0
|
26.7 +5.3
0
|
33.1 +6.6
0
|
40.9 +8.1
0
|
| 500 |
19.1 +3.8
0
|
23.9 +4.7
0
|
29.7 +5.9
0
|
36.8 +7.3
0
|
45.4 +9.0
0
|
| 560 |
21.4 +4.2
0
|
36.7 +5.3
0
|
33.2 +6.6
0
|
41.2 +8.2
0
|
50.8 +10.1
0
|
| 630 |
24.1 +4.8
0
|
30.0 +5.9
0
|
37.4 +7.4
0
|
46.3 +9.2
0
|
57.2 +11.4
0
|