Overview
- Chamfered Stub Flange DIN
- for butterfly valves
- injection moulded+chamfered
- Butt + IR-welding
- PVDF natural
Backing Rings please see Accessories.
| Dimension | Code | Detail | Weight |
|---|---|---|---|
| 250 | 30.012.9250.21 | 250X11,9 SDR21 ISO S-10 | 3.460 |
| Unit | Nominale | Tol- | Tol+ | |
|---|---|---|---|---|
| da(OD) | mm | 250 | 0 | 1.6 |
| s | mm | 11,9 | 0 | 1.4 |
| L | mm | 100 | 2 | 3 |
| L3 | mm | 35 | 0 | 2 |
| d | mm | 255 | 0 | 3 |
| d3 | mm | 285 | 4 | 0 |
| d4 | mm | 320 | 1 | 0 |
| h | mm | 22 | 1.5 | 0.5 |
| alph | [°] | 25 | 3 | 0 |