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Further Information
Fully-lugged Butterfly Valve
Return to search results >970 Series 970W, 970WG - PN16
Pressure/Temperature Rating
PN16 from -10 up to 120ºC
Test Pressure
Hydrostatic
Body: 24 bar
Seat: 17.6 bar
Specification
WRAS approved product
Generally conforms to BS EN 593
Ductile Iron body epoxy coated
Fully lugged
Aluminium bronze disk
EPDM liner
Trigger Lever
Valves DN250 and larger supplied as standard with fully enclosed gear operator.
To suit flange connections BS EN 1092-2 PN16
Valves may be used for flow regulation
Technical Helpline: 0845 604 1790
Material Specification
| Component | Material | Specification BS EN |
|
|---|---|---|---|
| Taper Pins | Stainless Steel | 10083 X5CrNiMo17-12-2 | A240 316 |
| Body | Ductile Iron | 1563 EN-JS1030 | A536-65-45-12 |
| Shaft | Stainless Steel | 10088X12Cr13 | A276 410 |
| Disk | Stainless Steel | 110213-4 GX5CrNiMo19-11-2 | A351 CF8M |
| Bushes | PTFE | ||
| O-ring | Buna N | ||
| Liner | EPDM |
Dimensions
| Nominal Size | mm | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|---|---|
| A | mm | 44 | 48 | 48 | 54 | 57 | 57 | 63 | 70 | 79 |
| B | mm | 83 | 95 | 102 | 124 | 136 | 150 | 197 | 210 | 248 |
| C | mm | 195 | 207 | 213 | 232 | 245 | 257 | 305 | - | - |
| D | mm | 162 | 175 | 181 | 200 | 213 | 255 | 260 | 292 | 337 |
| E | mm | 260 | 260 | 260 | 260 | 260 | 260 | 356 | - | - |
| F | mm | 204 | 217 | 223 | 242 | 255 | 267 | 300 | 332 | 377 |
| G | mm | 150 |
FUTURE VALVE TECHNOLOGY
