PN16 Fig No.: V1116
FEATURES & SPECIFICATIONS
- Higher strength for disc with pinned single shaft ensure optimal alignment
- Centrally mounted disc and hydrodynamic design minimize pressure loss
- Can be installed at horizontal or vertical pipe line
- Phenolic backed rubber seat is non-collapsible, stretch resistant and easily
replaceable - Excellent flow characteristic with flow in either direction
- Durable fusion bonded epoxy coated
- Design conforms to BS EN 593 / BS 5155 / MSS SP-67
- Precision machining of disc for low operating torque
- No gasket needed for installation
TECHNICAL SPECIFICATIONS
| Size | DN50…DN600 |
| Body Design | Wafer |
| Working Pressure | 16bar |
| Shell Testing Pressure | x1.5 times |
| Seat Testing Pressure | x1.1 times |
| Working Temperature | -20°C…110°C(EPDM Seat) -10°C…80°C(NBR Seat) -10°C…130°C(Viton Seat) |
| Applicable Medium | Water, Oil, Gas |
| Operator | Lever, Wormgear, Electric Actuator |
| Connection | EN1092-2 PN16, JIS B2239 10K / 16K, ASME CLASS 125 / 150 |
| Optional Accessories | Chain Wheel, Limit Switch |
MATERIAL SPECIFICATION
| Part | Material |
| Body | Ductile Iron |
| Disc | Ductile Iron Stainless Steel |
| Stem | Stainless Steel |
| Seat | EPDM / NBR / Viton |
| Part | Material |
| Taper Pin | Stainless Steel |
| O-Ring | EPDM / NBR / Viton |
| Bushing | PTFE / PAP |
| Lever | Malleable Iron |
| Gear Box Housing | Cast Iron |
VALVE COEFFICIENT
| DN | (mm)(inch) | 502 | 652 1/2 | 803 | 1004 | 1255 | 1506 | 2008 |
| KV | 135 | 220 | 302 | 600 | 1022 | 1579 | 3136 |
| DN | (mm)(inch) | 25010 | 30012 | 35014 | 40016 | 45018 | 50020 | 60024 |
| KV | 5340 | 8250 | 11917 | 16388 | 21705 | 27908 | 43116 |
DIMENSIONS VALVE BODY
| DN | (mm)(inch) | 502 | 652 1/2 | 803 | 1004 | 1255 | 1506 | 2008 | |
| Face to Face | 42 | 44.5 | 44.5 | 51 | 54.5 | 54.5 | 59.6 | ||
| H1 | 141.2 | 150.4 | 156.4 | 167.9 | 186.5 | 205.7 | 230.6 | ||
| L1 | 195 | 195 | 195 | 266 | 266 | 328 | 386 | ||
| H | 70 | 70 | 70 | 70 | 70 | 70 | 80 | ||
| L2 | 52 | 52 | 52 | 52 | 52 | 52 | 75 | ||
| L3 | 150 | 150 | 150 | 150 | 150 | 150 | 208 | ||
| D | 150 | 150 | 150 | 150 | 150 | 150 | 280 |
| DN | (mm)(inch) | 25010 | 30012 | 35014 | 40016 | 45018 | 50020 | 60024 |
| Face to Face | 67 | 75.5 | 76 | 102 | 114 | 127 | 151 | |
| H1 | 269.9 | 327.8 | 368 | 400 | 422 | 480 | 562 | |
| L1 | – | – | – | – | – | – | – | |
| H | 80 | 80 | 80 | 80 | 97 | 97 | 105 | |
| L2 | 75 | 80 | 80 | 80 | 88 | 88 | 128 | |
| L3 | 208 | 212 | 212 | 212 | 201 | 201 | 283 | |
| D | 280 | 280 | 280 | 280 | 175 | 175 | 255 |