
PE Water Supply Pipe
Our PE Water Supply Pipe is a top choice for buried water lines. The factory has over thirty years of experience. We use strict quality checks at every step. Each batch goes through first-piece inspection, routine checks, and final testing. We measure three key things: average outer diameter, wall thickness, and long-term hydrostatic pressure strength. This stops problems like uneven walls or wrong diameters. So the pipe stays stable under ground for many years. We offer a special warranty for all product products. The warranty covers the pipe’s pressure performance during its rated service life. The basic warranty period is 2 years. If a pipe bursts or leaks because of raw material or production defects, we replace it for free. You can also ask any third party to come to our factory and test the product quality.
Description
Reliable Quality for Buried Water Systems
Our PE Water Supply Pipe is a top choice for buried water lines. The factory has over thirty years of experience. We use strict quality checks at every step. Each batch goes through first-piece inspection, routine checks, and final testing. We measure three key things: average outer diameter, wall thickness, and long-term hydrostatic pressure strength. This stops problems like uneven walls or wrong diameters. So the pipe stays stable under ground for many years. We offer a special warranty for all product products. The warranty covers the pipe's pressure performance during its rated service life. The basic warranty period is 2 years. If a pipe bursts or leaks because of raw material or production defects, we replace it for free. You can also ask any third party to come to our factory and test the product quality.

Easy Ordering and Stock Options
You can buy our PE Water Supply Pipe with no minimum order quantity. You can mix different sizes and SDR types in one order. This helps you stock up for many projects at once. We keep SDR11 and SDR17 in stock. Other SDR classes are made to order. The SDR number shows the pipe's pressure rating. A smaller SDR means a thicker wall and higher pressure strength. For example, a DN110 pipe in SDR11 has a 10 mm wall. The same size in SDR17 has a 6.6 mm wall. Choose the right SDR based on your project's working pressure. Our flexible policy makes it easy for distributors to get what they need fast.
Technical Data Table – PE Water Supply Pipe
Below is the full size and wall thickness range. The table shows average outer diameter limits (dem, min and dem, max) and minimum wall thickness (e_min) for each SDR class.
|
Specification |
Average Outer Diameter Range |
Nominal Wall Thickness emin |
||||
|
dem,min |
dem,max |
SDR11 |
SDR17 |
SDR21 |
SDR26 |
|
|
dn16 |
16 |
16.3 |
3 |
- |
- |
- |
|
dn20 |
20 |
20.3 |
3 |
- |
- |
- |
|
dn25 |
25 |
25.3 |
3 |
- |
- |
- |
|
dn32 |
32 |
32.3 |
3 |
3 |
-- |
- |
|
dn40 |
40 |
40.4 |
3.7 |
3 |
-- |
- |
|
dn50 |
50 |
50.4 |
4.6 |
3 |
3 |
- |
|
dn63 |
63 |
63.4 |
5.8 |
3.8 |
3 |
- |
|
dn75 |
75 |
75.5 |
6.8 |
4.5 |
3.6 |
3 |
|
dn90 |
90 |
90.6 |
8.2 |
5.4 |
4.3 |
3.5 |
|
dn110 |
110 |
110.7 |
10 |
6.6 |
5.3 |
4.2 |
|
dn125 |
125 |
125.8 |
11.4 |
7.4 |
6 |
4.8 |
|
dn140 |
140 |
140.9 |
12.7 |
8.3 |
6.7 |
5.4 |
|
dn160 |
160 |
161 |
14.6 |
9.5 |
7.7 |
6.2 |
|
dn180 |
180 |
181.1 |
16.4 |
10.7 |
8.6 |
6.9 |
|
dn200 |
200 |
201.2 |
18.2 |
11.9 |
9.6 |
7.7 |
|
dn225 |
225 |
226.4 |
20.5 |
13.4 |
10.8 |
8.6 |
|
dn250 |
250 |
251.5 |
22.7 |
14.8 |
11.9 |
9.6 |
|
dn280 |
280 |
281.7 |
25.4 |
16.6 |
13.4 |
10.7 |
|
dn315 |
315 |
316.9 |
28.6 |
18.7 |
15 |
12.1 |
|
dn355 |
355 |
357.2 |
32.2 |
21.1 |
16.9 |
13.6 |
|
dn400 |
400 |
402.4 |
36.4 |
23.7 |
19.1 |
15.3 |
|
dn450 |
450 |
452.7 |
40.9 |
26.7 |
21.5 |
17.2 |
|
dn500 |
500 |
503 |
45.5 |
29.7 |
23.9 |
19.1 |
|
dn560 |
560 |
563.4 |
50.9 |
33.2 |
26.7 |
21.4 |
|
dn630 |
630 |
633.8 |
57.3 |
37.4 |
30 |
24.1 |
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