农田排灌管材
发布时间 2008-12-21 10:33:27
产品描述
低压输水灌溉用薄壁硬聚氯乙烯（ PVC-U ）管材
GB/T13664 — 92 mm
|
公称 外径 d e |
平均外径 极限偏差 |
公称压力 |
|||||
|
0.2MPa |
0.25 MPa |
0.32 MPa |
|||||
|
公称壁厚 |
允许偏差 |
公称壁厚 |
允许偏差 |
公称壁厚 |
允许偏差 |
||
|
75 |
＋0.3 |
|
|
|
|
1.5 |
＋0.4 |
|
90 |
＋0.3 |
|
|
|
|
1.8 |
＋0.4 |
|
110 |
＋0.4 |
|
|
1.8 |
＋0.4 |
2.2 |
＋0.4 |
|
125 |
＋0.4 |
|
|
2.0 |
＋0.4 |
2.5 |
＋0.4 |
|
140 |
＋0.5 |
|
|
2.2 |
＋0.4 |
2.8 |
＋0.4 |
|
160 |
＋0.5 |
2.0 |
＋0.4 |
2.5 |
＋0.4 |
3.2 |
＋0.5 |
|
180 |
＋0.6 |
2.3 |
＋0.5 |
2.8 |
＋0.5 |
3.6 |
＋0.5 |
|
200 |
＋0.6 |
2.5 |
＋0.5 |
3.2 |
＋0.6 |
3.9 |
＋0.6 |