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The butterfly valve is designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
| Parameter | Value |
| Nominal diameter DN, mm | 40 – 300 |
| Nominal pressure PN, bar | 16 |
| Flow direction | Bidirectional |
| Operating medium temperature, °C | -20 to +120 |
| Ambient temperature, °C | -20 to +100 |
| Shut-off tightness | Class A |
| Working medium | Cold and hot water, oil-free and grease-free air, stationary air conditioning, mildly aggressive media, other media neutral to material |
| Body material | Cast iron GGG50 |
| Disc material | Cast iron GGG40 |
| Pipeline connection | interflange |
| Control type | Handle |
| Average service life, years | 5 |
| Average cycle life (open/close cycles) | 20,000 (under non-aggressive media and average pressure and temperature conditions) |

| Characteristic | Value |
| End sensor model | LS-103 |
| Rated voltage | 250B |
| Maximum switched current | 6A |
| Frequency | 50 Hz |
| Contact configuration | Instantaneous NC + NC/O |
| Ambient temperature | -5℃ to +65℃ |
| Degree of protection | IP64 |
| Enclosure material | plastic |
| Head movement | linear (plunger) |
| Permissible humidity | 95% |
| Contact resistance | 25 megohms (initial value) |
| Rated insulation resistance | 100 MOhm (500V DC) |
| Cable gland | max. Ø12 mm |
| DN | A, mm | B, mm | C, mm | ØD, mm | Ød, mm | G, mm | CH, mm |
| 40 | 105 | 55 | 33 | 75 | 10 | 30 | 9x9 |
| 50 | 161 | 80 | 43 | 84.5 | 10 | 30 | 9x9 |
| 65 | 175 | 89 | 45 | 104.5 | 10 | 30 | 9x9 |
| 80 | 181 | 95 | 45 | 123.5 | 10 | 30 | 9x9 |
| 100 | 200 | 114 | 52 | 139.5 | 10 | 30 | 11x11 |
| 125 | 213 | 127 | 55 | 169.5 | 10 | 30 | 14x14 |
| 150 | 226 | 139 | 55 | 196 | 10 | 30 | 14x14 |
| 200 | 260 | 175 | 60 | 247 | 12 | 30 | 17x17 |
| 250 | 292 | 203 | 68 | 304 | 12 | 40 | 22x22 |
| 300 | 337 | 242 | 78 | 358 | 12 | 40 | 22x22 |

| Model | A, mm | B, mm | C, mm | D, mm | E, mm |
| LS-103 | 30 | 30 | 53 | 30.5 | 24 |

| № | Name | Material |
| 1 | Body | cast iron GGG50 |
| 2 | Cuff | EPDM |
| 3 | Disk | cast iron GGG40 |
| 4 | Stock | stainless steel SS 416/2Cr13 |
| 5 | Hairpin | stainless steel AISI 316L |
| 6 | Sleeve | NBR |
| 7 | Sealing ring | NBR |
| 8 | Fixing plate | carbon steel |
| 9 | Handle with lock | carbon steel |

Sketch of materials for rotary disc valves Elephant Water Butterfly Valve Elephant WBV1432E-2W-Fb-H
Ships within 48 hours · Estimated delivery Jun 30 - Jul 5
US$40
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