1、连接可靠，不泄漏
2、耐化学腐蚀性好
3、抗应力开裂性好
4、低温冲击性好
5、耐老化，使用寿命长
6、耐磨性好
7、高韧性、可挠性好
8、良好的抵抗刮痕能力
9、良好的快速裂纹传递抵抗能力
10、搬运方便
11、多种全新的施工方法
12、可带水、带气操作，同时，可以采用止气、止水夹具施行抢修
 应用领域 |
* 城镇自来水管网系统
* 可置换水泥管、铸铁管和钢管
* 工业原料输送管道
* 园林绿化供水管网
* 污水排放用管材
* 农用灌溉管道
* 船用管道
* 海水淡化用管道
PE 80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
|
|
|
SDR21
|
SDR17
|
SDR13.6
|
SDR11
|
|
公称压力，MPa
|
|
0.4
|
0.6
|
0.8
|
1.0
|
1.25
|
|
16
|
2.1
|
2.1
|
2.1
|
2.1
|
2.3
|
|
20
|
2.1
|
2.1
|
2.1
|
2.1
|
2.3
|
|
25
|
2.1
|
2.1
|
2.1
|
2.1
|
2.3
|
|
32
|
2.1
|
2.1
|
2.3
|
2.5
|
3.0
|
|
40
|
2.1
|
2.1
|
2.5
|
3.1
|
3.7
|
|
50
|
2.1
|
2.5
|
3.1
|
3.8
|
4.6
|
|
63
|
2.1
|
3.1
|
4.0
|
4.7
|
5.8
|
|
75
|
2.5
|
3.7
|
4.5
|
5.6
|
6.8
|
|
90
|
3.0
|
4.3
|
5.4
|
6.7
|
8.2
|
|
110
|
3.8
|
5.3
|
6.6
|
8.1
|
10.0
|
|
125
|
4.2
|
6.0
|
7.4
|
9.2
|
11.4
|
|
140
|
4.3
|
6.7
|
8.3
|
10.3
|
12.7
|
|
160
|
4.9
|
7.7
|
9.5
|
11.8
|
14.6
|
|
180
|
5.5
|
8.6
|
10.7
|
13.3
|
16.4
|
|
200
|
6.2
|
9.6
|
11.9
|
14.7
|
18.2
|
|
225
|
6.9
|
10.8
|
13.4
|
16.6
|
20.5
|
|
250
|
7.7
|
11.9
|
14.8
|
18.4
|
22.7
|
|
280
|
8.6
|
13.4
|
16.6
|
20.6
|
25.4
|
|
315
|
9.7
|
15.0
|
18.7
|
23.2
|
28.6
|
|
355
|
10.9
|
16.9
|
21.1
|
26.1
|
32.2
|
|
400
|
12.3
|
19.1
|
23.7
|
29.4
|
36.3
|
|
450
|
13.8
|
21.5
|
26.7
|
33.1
|
40.9
|
|
500
|
15.3
|
23.9
|
29.7
|
36.8
|
45.4
|
|
560
|
17.2
|
26.7
|
33.2
|
41.2
|
50.8
|
|
630
|
19.3
|
30.0
|
37.4
|
46.3
|
57.2
|
|
710
|
21.8
|
33.9
|
42.1
|
52.2
|
/
|
|
800
|
24.5
|
38.1
|
47.4
|
58.8
|
/
|
|
900
|
27.6
|
42.9
|
53.3
|
/
|
/
|
|
1000
|
30.6
|
47.7
|
59.3
|
/
|
/
|
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
|
|
|
SDR21
|
SDR17
|
SDR13.6
|
SDR11
|
|
公称压力，MPa
|
|
0.6
|
0.8
|
1.0
|
1.25
|
1.6
|
|
16
|
2.0
|
2.0
|
2.0
|
2.3
|
2.3
|
|
20
|
2.0
|
2.0
|
2.0
|
2.3
|
2.3
|
|
25
|
2.0
|
2.0
|
2.3
|
2.3
|
2.5
|
|
32
|
2.0
|
2.3
|
2.3
|
2.5
|
3.0
|
|
40
|
2.1
|
2.3
|
2.5
|
3.1
|
3.7
|
|
50
|
2.3
|
2.5
|
3.1
|
3.8
|
4.6
|
|
63
|
2.5
|
3.1
|
3.9
|
4.7
|
5.8
|
|
75
|
2.8
|
3.8
|
4.5
|
5.6
|
6.8
|
|
90
|
3.2
|
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
|
5.4
|
6.7
|
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
|
7.7
|
9.6
|
11.9
|
14.7
|
18.2
|
|
225
|
8.6
|
10.8
|
13.4
|
16.6
|
20.5
|
|
250
|
9.6
|
11.9
|
14.8
|
18.4
|
22.7
|
|
280
|
10.7
|
13.4
|
16.6
|
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
|
19.1
|
23.9
|
29.7
|
36.8
|
45.4
|
|
560
|
21.4
|
26.7
|
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
|
/
|
/
|
浙江华丰管业有限公司
