PE给水管规格型号及技术参数
PE给水管目前被广泛应用于给水工程中,尤其是以口径DE20-DE500最为普遍。
类别:根据生产原料等级不同,PE给水管分为PE80和PE100两个等级,目前我国基本上都以这两个型号的原料为主,实际生产中PE100的较多;根据压力等级,分为SDR11(1.6Mpa)、 SDR13.6(1.25Mpa)、 SDR17(1.0Mpa)、SDR21(0.8Mpa) 、SDR26(0.6Mpa)五个系列。
PE80级聚乙烯管材公称压力和规格尺寸 | |||||
公称外径dn(De),mm | 公称壁厚 mm | ||||
标准尺寸比 | |||||
SDR33 | SDR21 | SDR17 | SDR13.6 | SDR11 | |
公称压力 MPa | |||||
0.4 | 0.6 | 0.8 | 1.0 | 1.25 | |
16.0 | - | - | - | - | - |
20.0 | - | - | - | - | 2.3 |
25.0 | - | - | - | - | 2.3 |
32.0 | - | - | - | - | 3.0 |
40.0 | - | - | - | - | 3.7 |
50.0 | - | - | - | - | 4.6 |
63.0 | - | - | - | 4.7 | 5.8 |
75.0 | - | 4.5 | 5.6 | 6.8 | |
90.0 | - | 4.3 | 5.4 | 6.7 | 8.2 |
110.0 | - | 5.3 | 6.6 | 8.1 | 10.0 |
125.0 | - | 6.0 | 7.4 | 9.2 | 11.4 |
140.0 | 4.3 | 6.7 | 8.3 | 10.3 | 12.7 |
160.0 | 4.9 | 7.7 | 9.5 | 11.8 | 14.6 |
180.0 | 5.5 | 8.6 | 10.7 | 大s多大13.3 | 16.4 |
200.0 | 6.2 | 9.6 | 11.9 | 14.7 | 18.2 |
225.0 | 6.9 | 10.8 | 13.4 | 16.6 | 20.5 |
250.0 | 7.7 | 11.9 | 14.8 | 18.4 | 22.7 |
280.0 | 8.6 | 13.4 | 16.6 | 池内博之20.6 | 25.4 |
315.0 | 9.7 | 15.0 | 18.7 | 23.2 | 28.6 |
355.0 | 10.9 | 16.9 | 21.1 | 26.1 | 32.2 |
400.0 | 12.3 | 19.1 | 23.7 | 29.4 | 36.3 |
450.0 | 13.8 | 21.5 | 26.7 | 33.1 | 40.9 |
500.0 | 15.3 | 23.9 | 29.7 | 36.8 | 45.4 |
560.0 | 17.2 | 26.7 | 33.2 | 41.2 | 50.8 |
630.0 | 19.3 | 30.0 | 37.4 | 46.3 | 57.2 |
710.0 小学语文教研组计划 | 21.8 | 33.9 | 42.1 | 52.2 | - |
800.0 | 24.5 | 38.1 | 47.4 | 58.8 | - |
900.0 | 27.6 | 42.9 | 53.3 | - | - |
1000.0 | 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(De),mm | 公称壁厚 mm | ||||
标准尺寸比 | |||||
SDR26 | SDR21 | SDR17 | SDR13.6 | SDR11 | |
公称压力 MPa | |||||
0.6 | 0.8 | 1.0 | 1.25 | 1.6 | |
16.0 | - | - | - | - | - |
20.0 | - | - | - | - | 2.3 |
25.0 | - | - | - | - | 2.3 |
32.0 | - | - | - | - | 3.0 |
40.0 | - | - | - | - | 3.7 |
50.0 | - | - | - | - | 4.6 |
63.0 | - | - | - | 4.7 | 5.8 |
75.0 | - | 4.5 | 5.6 | 6.8 | |
90.0 | - | 4.3 | 5.4 | 6.7 | 8.2 |
110.0 | 4.2 | 5.3 | 6.6 | 8.1 | 10.0 |
125.0 | 4.8 | 6.0 | 7.4 | 9.2 | 11.4 |
140.0 | 5.4 | 6.7 | 8.3 | 10.3 | 12.7 |
160.0 | 6.2 | 7.7 | 9.5 | 11.8 | 14.6 |
180.0 | 6.9 | 8.6 | 10.7 | 13.3 | 16.4 |
200.0 | 7.7 | 9.6 | 11.9 | 14.7 | 18.2 |
225.0 | 8.6 | 10.8 | 13.4 | 16.6 | 20.5 |
250.0 | 9.6 | 11.9 | 14.8 | 18.4 | 22.7 |
280.0 | 10.7 | 13.4 | 16.6 | 20.6 | 25.4 |
315.0 | 12.1 | 15.0 | 18.7 | 23.2 | 28.6 |
355.0 | 13.6 | 16.9 | 21.1 | 26.1 | 32.2 |
400.0 | 15.3 | 19.1 | 23.7 | 29.4 | 36.3 |
450.0 | 17.2 | 21.5 | 26.7 | 33.1 | 40.9 |
500.0 | 19.1 | 23.9 | 29.7 | 36.8 | 45.4 |
560.0 | 21.4 | 26.7 | 33.2 | 41.2 | 50.8 |
630.0 | 24.1 | 30.0 | 37.4 | 46.3 | 57.2 |
710.0 | 27.2 | 33.9 | 42.1 | 52.2 | - |
800.0 | 30.6 | 38.1 | 47.4 | 58.8 | - |
900.0 | 34.4 | 42.9 | 53.3 | - | - |
1000.0 | 38.2 | 47.7 | 59.3 | 信用卡罪 - | - |
物理性能:
序号 | 项目 | 要求 | |
1 | 断裂伸长率,% | ≥350 | |
2 | 纵向回缩率(110℃),% | ≤3.0 | |
3 | 氧化诱导时间(200℃),min | ≥20 | |
4 | 耐候性(1)(管材累计接受≥3.5GJ/m2老化能量后) | 80℃静液压强度(165h) | 不破裂,不渗漏 |
断裂伸长率,% | ≥350 | ||
氧化诱导时间(200℃),min | ≥10 | ||
备注:(1) 仅适用于蓝管材 | |||
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