| Part | Material |
|---|---|
| Body | Ductile Iron - BS EN 1563 GJS-450-10 |
| Bonnet | Ductile Iron - BS EN 1563 GJS-450-10 |
| Bonnet Gasket | Non-asbestos |
| Disc (All sizes) | EPDM Coated Cast Iron |
| Disc Bush | Bronze |
| Stem | 410 SS |
| Gland (65 to 150mm) | Brass |
| Gland (200 to 300mm) | Cast Iron |
| Gland Nut | Brass |
| Packing | Non-asbestos |
| Seat Ring | Bronze |
Dimensions & Weights
| Size(DN) | Face-To-Face A(mm) | Centre-To-Top B(mm) | Weight(kg) |
|---|---|---|---|
| 65 | 290 | 262 | 15.8 |
| 80 | 310 | 267 | 19.5 |
| 100 | 350 | 300 | 28 |
| 125 | 400 | 325 | 37.5 |
| 150 | 480 | 340 | 50.5 |
| 200 | 600 | 525 | 123 |
| 250 | 730 | 575 | 192 |
| 300 | 850 | 645 | 251 |
Coefficients*
| Size(DN) | Flow(Kv) | Head Loss(K) |
|---|---|---|
| 65 | 85 | 4.9 |
| 80 | 111 | 5.5 |
| 100 | 146 | 9.2 |
| 125 | 250 | 7.3 |
| 150 | 380 | 6.5 |
| 200 | 600 | 7.8 |
| 250 | 1211 | 4.6 |
| 300 | 1521 | 6 |