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物理性能 執(zhí)行標準:GB/T13663.2-2018
項目 |
要求 |
|
斷裂伸長率,% |
≥350 |
|
縱向回縮率(110℃),% |
≤3 |
|
氧化誘導時間(200℃),min |
≥20 |
|
耐候性①(管材累計接受≥3.5GJ/m2)老化能量后) |
80℃靜液壓強度(165h) |
無破裂,無滲漏 |
斷裂伸長率,% |
≥350 |
|
氧化誘導時間(200℃) |
≥10 |
備注:①僅適用于藍色管材
靜液壓強度
項目 |
環(huán)向壓力,MPa |
要求 |
|
PE80 |
PE100 |
||
20℃靜液壓強度(100h) |
10.0 |
12.0 |
無破裂,無滲漏 |
80℃靜液壓強度(165h) |
4.5 |
5.4 |
|
80℃靜液壓強度(1000h) |
4.0 |
5.0 |
聚乙烯(PE)給水管幾何尺寸(PE100/80)
公稱外徑mm |
公稱壁厚(mm) |
||||||
標準尺寸比 |
SDR11 |
SDR13.6 |
SDR17 |
SDR21 |
SDR26 |
SDR33 |
|
公稱壓力(MPa) |
PE100 |
1.6 |
1.25 |
1.0 |
0.8 |
0.6 |
— |
PE80 |
1.25 |
1.0 |
0.8 |
0.6 |
— |
0.4 |
|
20 |
(2.3) |
— |
— |
— |
— |
— |
|
25 |
2.3 |
— |
— |
— |
— |
— |
|
32 |
3.0 |
(2.4) |
— |
— |
— |
— |
|
40 |
3.7 |
(3.0) |
(2.4) |
— |
— |
— |
|
50 |
4.6 |
(3.7) |
(3.0) |
(2.4) |
— |
— |
|
63 |
5.8 |
4.7 |
(3.8) |
(3..0) |
— |
— |
|
75 |
6.8 |
5.6 |
4.5 |
(3.6) |
— |
— |
|
90 |
8.2 |
6.7 |
5.4 |
4.3 |
(3.5) |
— |
|
110 |
10.0 |
8.1 |
6.6 |
5.3 |
4.2 |
— |
|
125 |
11.4 |
9.2 |
7.4 |
6.0 |
4.8 |
— |
|
140 |
12.7 |
10.3 |
8.3 |
6.7 |
5.4 |
4.3 |
|
160 |
14.6 |
11.8 |
9.5 |
7.7 |
6.2 |
4.9 |
|
180 |
16.4 |
13.3 |
10.7 |
8.6 |
6.9 |
5.5 |
|
200 |
18.2 |
14.7 |
11.9 |
9.6 |
7.7 |
6.2 |
|
225 |
20.5 |
16.6 |
13.4 |
10.8 |
8.6 |
6.9 |
|
250 |
22.7 |
18.4 |
14.8 |
11.9 |
9.6 |
7.7 |
|
280 |
25.4 |
20.6 |
16.6 |
13.4 |
10.7 |
8.6 |
|
315 |
28.6 |
23.2 |
18.7 |
15.0 |
12.1 |
9.7 |
|
355 |
32.2 |
26.1 |
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 |
30.0 |
24.1 |
19.3 |
|
710 |
— |
52.2 |
42.1 |
33.9 |
27.2 |
21.8 |
|
800 |
— |
58.8 |
47.4 |
38.1 |
30.6 |
24.5 |
|
900 |
— |
— |
53.3 |
42.9 |
34.4 |
27.6 |
|
1000 |
— |
— |
59.3 |
47.7 |
38.2 |
30.6 |
|
1200 | — | — | — | 57.2 | 45.9 | 36.8 |
備注:1、管材長度一般為6米、9米、12米,也可雙方協(xié)商約定;
2、括號內(nèi)型號管材為非常用規(guī)格。