• DN2000 Double Eccentric Butterfly Valve
  • DN2000 Double Eccentric Butterfly Valve
  • DN2000 Double Eccentric Butterfly Valve
  • DN2000 Double Eccentric Butterfly Valve

DN2000 Double eccentric butterfly valve

Features: Size: DN150-DN3200
Pressure Rating: PN16/PN25
Material: Ductile Iron
Design Standard: DIN3352 F4,  LIGHT TYPE
Inspection Standard: EN12266
Application medium: Drinking water, sewage, seawater, irrigation or other neutral liquid
Application Temperature: -40°C~150°C

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Parameter:

Brief introduction of double eccentric butterfly valve: 

D342X, D942X, D342Xs, and D942Xs type rubber sealed butterfly valve adopts double eccentric structure, absorbs the structure and characteristics of similar foreign products, overcomes the defects in the use of the original product, and makes its life more durable and more reliable sealing. Double eccentric butterfly valve is suitable for various pipelines, specially installed in the outlet of the circulating water pump, for cutting off or regulating the flow of the medium, and can inhibit the impact effect produced when the pump starts and stops, without being affected by the flow direction of the medium.

DN Main ouler size Main connection size
0.6Mpa 1.0Mpa 1.6Mpa
L H H1 A B D D1 D2 n-d D D1 D2 n-d D D1 D2 n-d
50 108 825 306 80 80 140 110 88 4-14 165 125 99 4-18 165 125 99 4-18
65 112 925 321 80 80 160 130 108 4-14 195 145 118 4-18 185 145 118 4-18
80 114 100 346 80 80 190 150 124 4-18 200 160 132 8-18 200 160 132 8-18
100 127 110 37 95 95 210 170 144 4-18 220 180 156 8-18 220 180 156 8-18
125 140 125 411 95 95 240 200 174 8-18 250 210 184 8-18 250 210 184 8-18
150 140 1425 447 95 95 265 225 199 8-18 285 240 211 8-22 2B5 240 211 8-2
200 152 170 607 190 300 320 280 254 8-18 340 295 266 8-22 340 296 266 12-22
260 165 1925 688 190 308 376 335 309 12-18 396 350 319 12-22 405 355 319 12-26
300 178 2225 742 190 308 440 395 363 12-22 445 400 370 12-22 480 410 370 12-26
350 190 2525 797 190 30B 490 445 413 12-22 505 460 429 16-22 520 470 429 16-26
400 216 2825 930 270 486 540 495 463 16-22 565 515 480 16-26 580 525 480 16-30
450 222 3075 975 270 486 566 550 518 16-22 615 565 530 20-26 640 585 548 20-30
500 229 335 1065 270 486 645 600 568 20-22 670 620 6R2 20-26 715 650 609 20-33
600 267 390 1225 457 625 755 705 667 20-26 780 725 682 20-30 840 770 720 20-36
700 292 4475 1343 457 625 860 810 772 24-26 895 840 794 24-30 910 840 794 24-36
800 318 5075 1436 457 625 975 920 878 24-30 1015 950 901 24-33 1025 950 901 24-39
900 330 5575 1616 598 853 1075 1020 978 24-30 115 1050 1001 28-33 1125 1050 1001 28-39
1000 410 615 1711 598 853 1175 1120 1078 28-30 1230 1160 1112 28-36 1255 1170 112 28-42
1200 470 7275 1971 598 853 1405 1340 1295 32-33 1455 1380 1328 32-39 1485 1380 1328 32-48
1400 530 8375 2218 860 1345 1630 1560 1510 36-36 1675 1590 1530 36 -42 16865 1590 1530 36-48
1600 600 957.5 2578 880 1345 1800 1760 1710 40-36 1915 1820 1750 40-48 1990 1820 1760 40-56
1800 670 1067.5 2689 880 1345 2045 1970 1918 44-39 2115 2020 1950 4448 2130 2020 1960 44-56
2000 760 1162.5 3022 952 1592 2265 2180 2125 48-42 2325 2230 2150 48-48 2345 2230 2150 48-82


WESDOM Advantages

1.WESDOM patent products, patent certification

The product side flanges comply with national, German, Russian, American, British and Japanese standards and other domestic and international standards for multiple pressures, easy connection and wide adaptability, which can reduce the type of purchase and stock.

2.The product has an independent identity to ensure traceability

Each wesdom product has its own unique identification number, to ensure product traceability.

3.Provide material inspection report

All wesdom products can provide the material inspection report of the main parts.

4.One-stop service

One-stop service, we not only supply high quality products, also supply solutions and after-sales service.

5.WESDOM has a lot of project experience

We have a lot of project experience in countries such as Pakistan and the Philippines, WESDOM has always been noticed all over the world, and trust comes from quality.

6. WESDOM has a strict quality control system

WESDOM has a strict quality control system and before delivery, we test 100% of each product to ensure its quality, promising you a high quality product.

Quality Control Process

 

Standards&Features:

Double Eccentric Butterfly Valve description:

Flange butterfly valve, mounting between flanges PN10/PN16/A150, with gear box.

The range of WESDOM valves can be used for overground installation, in valve chambers and buried systems.butterfly valves in a range of DN 150 to 2000 mm and PN 10, 16 and 25 bar have been designed to isolate the flow of fluid in:

①Potable water supply pipelines and treatment plants.

②Transportation of filtered and recycled water.

③Irrigation distribution networks.

④Water-pumping stations and hydroelectric plants.

⑤Reservoirs.

The range of WESDOM valves can be used for overground installation, in valve chambers and buried systems. It includes a full range of operating accessories and actuators.

WESDOM valves are installed all over the Asia,Africa continent, the Middle East and throughout Europe. They have justifiably acquired a faultless reputation for their durability, reliability and quality worldwide.

Double Eccentric Butterfly Valve characteristic:

①Body adopts integral casting technology, compact structure, small volume and light weight;

②Disc three ccentic mounting. When closed, disc expands outwards to achieve the best peripheral seal; When opened, disc and seal ring quickly separated, effectively prevent the seal ring wear;

③Sealing ring design is novel, simple and maintenance-free;

④Sealing ring form is multi-level metal hard seal,suitable for harsh working conditions;

⑤Due to the use of three eccentric structure, the operating torque is greatly reduced;

⑥The flow resistance is small, the rated flow coefficient is large, about 3 times that of the same caliber single-seat valve;

⑦Strong self-cleaning ability, long service life;

⑧Standard actuators (pneumatic piston and electric) are interchangeable.

 

 

Case:

Application:

Double eccentric butterfly valves is a type of butterfly valve with a unique design that allows for a tighter seal and better performance in high-pressure and high-temperature applications. Some common applications of double eccentric butterfly valves include:

1. Oil and gas industry: 

Double eccentric butterfly valves are commonly used in the oil and gas industry for regulating the flow of various fluids and gases, controlling pressure, and isolating different parts of the system.

2. Chemical processing: 

Double eccentric butterfly valves are widely used in chemical processing industries for regulating the flow of various chemicals and fluids, controlling pressure, and isolating different parts of the system.

3. Power generation: 

Double eccentric butterfly valves are used in power generation plants for regulating the flow of steam and gas, controlling pressure, and isolating different parts of the system.

4. Water treatment: 

Double eccentric butterfly valves are used in water treatment plants for regulating the flow of water, controlling pressure, and isolating different parts of the system.

5. HVAC systems: 

Double eccentric butterfly valves are also used in heating, ventilation, and air conditioning (HVAC) systems for regulating the flow of air and controlling temperature and humidity.

 

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