Water butterfly valve
Wafer Butterfly Valve,water usage butterfly valve
Wafer butterfly valves offer several significant advantages. Firstly, their compact and lightweight design makes them highly space - efficient, ideal for installations where space is limited. Unlike traditional valves, their wafer - style body can be easily sandwiched between two flanges, reducing installation complexity and saving both time and cost.
In terms of operation, these valves provide quick opening and closing, typically achieved with a 90 - degree rotation of the handle or actuator. This rapid response makes them suitable for applications requiring frequent on - off control. The streamlined disc design minimizes flow resistance, ensuring low pressure drop and high flow capacity, which improves system efficiency and reduces energy consumption.
Maintenance is another strong point. The simple structure of wafer butterfly valves means fewer components, decreasing the likelihood of failure and making repairs straightforward. Moreover, many models feature replaceable seat rings, allowing for easy maintenance without replacing the entire valve.
Regarding material versatility, they can be manufactured from various materials, including stainless steel, ductile iron, and plastic, enabling them to withstand different media, temperatures, and corrosive environments. This adaptability makes wafer butterfly valves a reliable choice across diverse industries, from water treatment and HVAC systems to chemical processing and power generation.
DIMENSIONS in(mm)
| Size | A | B | C2 | D | E | F | KxK | Top | Plate |
| PCD | HOLE N-Dia | ||||||||
| DN50 | 140 | 70 | 105 | 41 | 90 | 30 | 11x11 | 70 | 4-θ9 |
| DN65 | 152 | 76 | 117 | 44 | 90 | 30 | 11x11 | 70 | 4-θ9 |
| DN80 | 159 | 91 | 130 | 44 | 90 | 30 | 11x11 | 70 | 4-θ9 |
| DN100 | 178 | 102 | 162 | 51 | 90 | 30 | 14x14 | 70 | 4-θ9 |
| DN125 | 191 | 119 | 187 | 54 | 90 | 30 | 14x14 | 70 | 4-θ9 |
| DN150 | 203 | 133 | 216 | 54 | 90 | 30 | 17x17 | 70 | 4-θ11 |
| DN200 | 241 | 170 | 271 | 64 | 125 | 30 | 17x17 | 102 | 4-θ11 |
| DN250 | 273 | 210 | 330 | 64 | 125 | 30 | 22x22 | 102 | 4-θ11 |
| DN300 | 308 | 243 | 376 | 76 | 125 | 30 | 22x22 | 102 | 4-θ11 |
| Size | A | B | C2 | D | E | F | K | SxS/d | Top Plate Data |
| PCD | |||||||||
| DN350 | 413 | 267 | 45 | 150 | 80 | 525 | 470 | 22x22 | 125 |
| DN400 | 451 | 309 | 45 | 175 | 90 | 585 | 525 | 27x27 | 140 |
| DN450 | 467 | 318 | 45 | 175 | 109 | 650 | 585 | 27x27 | 140 |
| DN500 | 525 | 350 | 45 | 175 | 127 | 720 | 650 | 36x36 | 140 |
| DN600 | 607 | 410 | 45 | 210 | 154 | 850 | 770 | 36x36 | 165 |
PN10
| Size | A | B | C | L | фD | фK | Nxфd | 4xM | фE | фF | a° | G | H | O | P | фR | Weight(Kg) |
| DN700 | 784 | 581 | 163 | 169 | 895 | 840 | 24xф31 | / | 741 | 695 | 15 | 355 | 146 | 146 | 228 | 400 | 361 |
| DN800 | 832 | 655 | 188 | 195 | 1015 | 950 | 24xф34 | / | 847 | 794.7 | 15 | 355 | 146 | 146 | 228 | 400 | 444 |
| DN900 | 974 | 745 | 203 | 211 | 1115 | 1050 | 24xф34 | 4xM30 | 943 | 864.7 | 12.857 | 377 | 170 | 170 | 243 | 450 | 660 |
| DN1000 | 1054 | 803 | 216 | 224 | 1230 | 1160 | 24xф37 | 4xM33 | 1049 | 965.7 | 12.857 | 377 | 170 | 170 | 243 | 450 | 830 |
PN16
| Size | A | B | C | L | фD | фK | Nxфd | 4xM | фE | фF | a° | G | H | O | P | фR | Weight(Kg) |
| DN700 | 784 | 581 | 163 | 169 | 910 | 840 | 20xф37 | 4xM33 | 741 | 695 | 15 | 355 | 146 | 146 | 228 | 400 | 396 |
| DN800 | 926 | 655 | 188 | 195 | 1025 | 950 | 20xф40 | 4xM36 | 847 | 794.7 | 15 | 377 | 170 | 170 | 243 | 450 | 573 |
| DN900 | 974 | 745 | 203 | 211 | 1125 | 1050 | 24xф40 | 4xM36 | 943 | 864.7 | 12.857 | 377 | 170 | 170 | 243 | 450 | 690 |
| DN1000 | 1110 | 803 | 216 | 224 | 1255 | 1170 | 24xф43 | 4xM39 | 1049 | 965.7 | 12.857 | 476 | 180 | 250 | 302 | 450 | 1025 |
