序号 | 项目 | 环向应力,MPa | 要求 | |
PE80 | PE100 | |||
1 | 20℃静液压强度(100h) | 9.0 | 12.4 | 不破裂,不渗漏 |
2 | 80℃静液压强度(165h) | 4.6 | 5.5 | 不破裂,不渗漏 |
3 | 80℃静液压强度(1000h) | 4.0 | 5.0 | 不破裂,不渗漏 |
4 | 断裂伸长率,% | ≥350 | ||
5 | 纵向回收率(110℃),% | ≤3 | ||
6 | 氧化诱导时间(200℃),min | ≥20 | ||
7 | 耐候性1)(管材累计接受≥ 3.5GJ/m2老化能力后) | 80℃静液压强度(165h),试验条件同上 | 不破裂,不渗漏 | |
纵向回收率(110℃),% | ≥350 | |||
氧化诱导时间(200℃),min | ≥10 | |||
仅适用于蓝色管材 |
标准尺寸 公称外径 dn(mm) | SDR33 | SDR21 | SDR17 | SDR13.6 | SDR11 |
公称压力(MPa) | |||||
0.4MPa | 0.6 MPa | 0.8 MPa | 1.0 MPa | 1.25 MPa | |
20 | — | — | — | — | 2.3 |
25 | — | — | — | — | 2.3 |
32 | — | — | — | — | 3.0 |
40 | — | — | — | — | 3.7 |
50 | — | — | — | — | 4.6 |
63 | — | — | — | — | 5.8 |
75 | — | — | 4.5 | 5.6 | 6.8 |
90 | — | 4.3 | 5.4 | 6.7 | 8.2 |
110 | 3.7 | 5.3 | 6.6 | 8.1 | 10.0 |
125 | 3.9 | 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 | — | — |
1200 | 46.2 | 57.2 | 70.6 | — | — |
标准尺寸 公称外径 dn(mm) | SDR26 | SDR21 | SDR17 | SDR13.6 | SDR11 |
公称压力(MPa) | |||||
0.6 MPa | 0.8 MPa | 1.0 MPa | 1.25 MPa | 1.6 MPa | |
20 | — | — | — | — | 2.3 |
25 | — | — | — | — | 2.3 |
32 | — | — | — | — | 3.0 |
40 | — | — | — | — | 3.7 |
50 | — | — | — | — | 4.6 |
63 | — | — | — | — | 5.8 |
75 | — | — | 4.5 | 5.6 | 6.8 |
90 | — | 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 | — | — |
1200 | 45.9 | 57.2 | 70.6 | — | — |
1400 | 53.5 | — | — | — | — |
1600 | 61.2 | — | — | — | — |
注:直管标准长度为6、9、10、12M,可提供不同长度以满足用户需求;小口径管材可盘卷
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