PE/HDPE管-瓦斯管 ISO 4437-2/CNS12835-2 公制
| 標稱尺寸 | 外徑mm | G-2級 | G-1級 |
|---|---|---|---|
| PN 1 kgf/cm2 SDR=17 |
PN 4 kgf/cm2 SDR11 |
||
| 厚度 mm | |||
| 20 | 20 | - | 3.0 |
| 25 | 25 | - | 3.0 |
| 32 | 32 | 2.3 | 3.0 |
| 40 | 40 | 3.0 | 3.7 |
| 50 | 50 | 3.0 | 4.6 |
| 63 | 63 | 3.8 | 5.8 |
| 75 | 75 | 4.5 | 6.8 |
| 90 | 90 | 5.4 | 8.2 |
| 110 | 110 | 6.6 | 10.0 |
| 125 | 125 | 7.4 | 11.4 |
| 140 | 140 | 8.3 | 12.7 |
| 160 | 160 | 9.5 | 14.6 |
| 180 | 180 | 10.7 | 16.4 |
| 200 | 200 | 11.9 | 18.2 |
| 225 | 225 | 13.4 | 20.5 |
| 250 | 250 | 14.8 | 22.8 |
| 280 | 280 | 16.6 | 25.4 |
| 315 | 315 | 18.7 | 28.6 |
| 355 | 355 | 21.1 | 32.2 |
| 400 | 400 | 23.7 | 36.3 |