产品特点：
1、连接可靠:采用电、热熔连接、接头强度高;
2、低温抗冲击性好;
3、抗应力开裂性:具有低的缺口敏感性、高的剪切强度和优异的抗刮痕能力，耐环境应力开裂性能突出;
4、耐化学腐蚀性好;
5、耐老化，管材使用寿命长;
6、耐磨性好，HDPE管道的耐磨性为钢管的4倍;
7、可挠性好，管道具有一定的柔性，可应用于非开挖领域;
8、内壁光滑，水流阻力小。
规格型号:
执行标准：GB/T 13663.2-2018；
|
标准尺寸
|
SDR11
|
SDR13.6
|
SDR17
|
SDR21
|
SDR26
|
SDR33
|
|
公称压力（MPa）
|
|
PE80级
|
1.25
|
1
|
0.8
|
0.6
|
0.5
|
0.4
|
|
PE100级
|
1.6
|
1.25
|
1
|
0.8
|
0.6
|
0.5
|
|
公称外径
（dn）
|
公称壁厚en/mm
|
|
20
|
─
|
─
|
─
|
─
|
─
|
─
|
|
25
|
2.3
|
2.3
|
─
|
─
|
─
|
─
|
|
32
|
3
|
2.4
|
2.3
|
─
|
─
|
─
|
|
40
|
3.7
|
3
|
2.4
|
2.3
|
─
|
─
|
|
50
|
4.6
|
3.7
|
3
|
2.4
|
2.3
|
─
|
|
63
|
5.8
|
4.7
|
3.8
|
3
|
2.5
|
─
|
|
75
|
6.8
|
5.6
|
4.5
|
3.6
|
2.9
|
─
|
|
90
|
8.2
|
6.7
|
5.4
|
4.3
|
3.5
|
─
|
|
110
|
10
|
8.1
|
6.6
|
5.3
|
4.2
|
─
|
|
125
|
11.4
|
9.2
|
7.4
|
6
|
4.8
|
─
|
|
140
|
12.7
|
10.3
|
8.3
|
6.7
|
5.4
|
─
|
|
160
|
14.6
|
11.8
|
9.5
|
7.7
|
6.2
|
─
|
|
180
|
16.4
|
13.3
|
10.7
|
8.6
|
6.9
|
─
|
|
200
|
18.2
|
14.7
|
11.9
|
9.6
|
7.7
|
─
|
|
225
|
20.5
|
16.6
|
13.4
|
10.8
|
8.6
|
─
|
|
250
|
22.7
|
18.4
|
14.8
|
11.9
|
9.6
|
─
|
|
280
|
24.4
|
20.6
|
16.6
|
13.4
|
10.7
|
─
|
|
315
|
28.6
|
23.2
|
18.7
|
15
|
12.1
|
9.7
|
|
355
|
32.2
|
16.1
|
21.1
|
16.9
|
13.6
|
10.9
|
|
400
|
36.3
|
29.4
|
23.7
|
19.1
|
15.3
|
12.3
|
|
450
|
40.9
|
33.1
|
26.7
|
21.5
|
17.2
|
13.8
|
|
500
|
45.4
|
36.8
|
29.7
|
23.9
|
19.1
|
15.3
|
|
560
|
50.8
|
41.2
|
33.2
|
26.7
|
21.4
|
17.2
|
|
630
|
57.2
|
46.3
|
37.4
|
30
|
24.1
|
19.3
|
|
710
|
64.5
|
52.2
|
42.1
|
33.9
|
27.2
|
21.8
|
|
800
|
72.6
|
28.8
|
47.4
|
38.1
|
30.6
|
24.5
|
|
900
|
81.7
|
66.2
|
53.3
|
42.9
|
34.4
|
27.6
|
|
1000
|
90.2
|
72.5
|
59.3
|
47.7
|
38.2
|
30.6
|
|
1200
|
─
|
88.2
|
67.9
|
57.2
|
45.9
|
36.7
|
