Description
Butterfly valve DNOVA 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.
Butterfly valves should only be installed between collar flanges.
General parameters of DNOVA 316L-316L-NBR body material - stainless steel AISI 316L, disk material - stainless steel AISI 316L, seal - NBR with handle, with two limit switches LS-103 250V and a bracket for mounting limit switches:
|
Range of sizes DN, mm |
40-150 |
|
Nominal pressure PN, bar |
16 |
|
Flow direction |
Two-way |
|
Ambient temperature t, °C |
From -20 to +200 |
|
Connection to pipeline |
Interflange |
Dimensions of DNOVA 316L-316L-VITON body material - stainless steel AISI 316L, disk material - stainless steel AISI 316L, seal - Viton with handle, with two LS-103 250V limit switches and a bracket for mounting the limit switches:
| DN | H1, mm | H2, mm | H3, mm | Dm, mm | Dk, mm | L, mm | ØC, mm |
| DN40/50 | 62 | 126 | 25 | 73 | 90 | 43 | 125 |
| DN50 | 62 | 126 | 25 | 73 | 90 | 43 | 125 |
| DN65 | 72 | 133 | 25 | 85 | 103 | 46 | 145 |
| DN80 | 91 | 142 | 25 | 100 | 116 | 46 | 160 |
| DN100 | 107 | 165 | 25 | 131 | 151 | 52 | 180 |
| DN125 | 121 | 183 | 25 | 155 | 174 | 56 | 210 |
| DN150 | 134 | 195 | 25 | 184 | 205 | 56 | 240 |
| DN200 | 171 | 236 | 35 | 234 | 255 | 60 | 295 |
| DN250 | 197 | 276 | 35 | 288 | 315 | 68 | 355 |
| DN300 | 240 | 315 | 35 | 340 | 375 | 78 | 410 |
Table of parts and materials of DNOVA 316L-316L-VITON body material - stainless steel AISI 316L, disk material - stainless steel AISI 316L, seal - Viton with handle, with two LS-103 250V limit switches and a bracket for mounting the limit switches:
| № | Name | Material |
| 1 | Housing | WCB steel or AISI 316L stainless steel |
| 2 | Cuff | EPDM, PTFE, NBR |
| 3 | Disc | AISI 316L stainless steel |
| 4 | Rod | SS 416/2Cr13 stainless steel |
| 5 | Pin | AISI 316L stainless steel |
| 6 | Bushing | EPDM |
| 7 | Sealing ring | EPDM |
| 8 | Fixing plate | carbon steel |
Sketch of specification water Butterfly Valve DNOVA
Hydraulic tests of the housing are carried out with a pressure 1.5 times the working pressure.
Hydraulic tests of the packing gland and seat seal are carried out with pressure exceeding the working pressure by 1.1 times.
Specifications
Delivery
The cost and delivery time for your order depend on several factors, including the specific product you are ordering, the quantity, and the country of destination. Each product may have different manufacturing lead times and shipping requirements, which can affect the overall delivery schedule.
To get the most accurate and up-to-date information on delivery costs and timelines, we recommend contacting our sales managers. They will be happy to provide you with a detailed quote and estimated delivery time based on your specific requirements.
Please feel free to reach out to us for any questions or further assistance regarding your order.