Description
Flanged butterfly valve
Double flanged butterfly valve features a bonded liner extending over the flanges. The double flange design is suitable for high pressure loading and for use in heavy industry, shipbuilding, severe vacuum applications and water treatment industry like potable water, water treatment and wastewater applications.
Double flanged butterfly valve – a versatile and high-performance solution for fluid control applications. Engineered with precision and crafted from top-quality materials, this innovative valve offers unparalleled performance, durability, and ease of use.
Material & Specifications
Flange Butterfly Valve is made from robust materials to ensure longevity and resistance to corrosion. The valve body is available in WCB, CF8M, DI, and CI. The disc is manufactured from CF8M, CF8, 2507, and 1.4529 materials, providing you with a wide range of options tailored to your requirements. Moreover, the valve seats come in EPDM, NBR, VITON, and PTFE materials, catering to the diverse needs of fluid control systems.
Product Function
This advanced valve system serves multiple functions, such as:
- Fluid Control: Precise regulation of fluid flow within pipes and channels
- Switch Control: Seamless switching between fluid flow lines and process streams
- Modulating Control: Accurate adjustment of fluid flow rates for optimal process control
Key Features & Benefits
Our Flanged Butterfly Valves boasts several cutting-edge features that set it apart from other valve systems:
ISO5211 Top Flange
The ISO5211 top flange, coupled with a stem heat design, makes it perfect for direct mounting of actuators. This feature allows for easy integration with your existing fluid control infrastructure and eliminates the need for additional adaptors or couplings.
No Exposed Pins or Bolts
The stem-to-disc connection is equipped with a secure and streamlined design. By eliminating exposed pins and bolts, the chances of leakage or corrosion are significantly reduced, ensuring optimum performance and an extended service life.
For added versatility, our butterfly valve flange type is compatible with both pneumatic and electric actuators. This compatibility allows you to choose the most suitable actuation method for your specific needs and ensures flawless operation.
To sum up, the Flanged Butterfly Valve offers a superior solution for a vast array of fluid control applications. Backed by robust materials, advanced features, and unmatched versatility, our valve system ensures seamless integration, optimal performance, and lasting durability. Upgrade your fluid control system with our Flanged Butterfly Valve – a game-changer for precise and efficient fluid management.
FEATURES
1,ISO5211 top flange together with stem heat suitable for direct mounting of actuators
2,Stem anti-blowout design keep safety in field use
3,Bonded seat protects the body and shaft out of contact with medium
4,No exposed pins or bolts for stem-to-disc connection
5,Single flange mounting is possible
6,Can be installed in any desired position
7,Bubble-tight shut off at full pressure rating
8,Large flow capacity and enough strength
PARTS LIST AND MATERIAL SPECIFICATION
NO. | Part name | Material |
1 | Body | ASTM A536 65-45-12, WCB, CF8M Bonded with NBR or EPDM |
2 | Disc | ASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462 |
3 | Stem | SS420,SS431 |
4 | Screw | SS304 |
5 | Retainer | SS201 |
6 | Weather seal | NBR |
7 | Bearing | RPTFE with Graphite on I.D. |
8 | Lower Stem | SS420, SS431 |
9 | Bottom cover | Same as body |
10 | Bolt | SS304 |
11 | Screw | SS304 |
TECHNICAL DATA
Body style | Flange |
Nominal diameter | 2″ – 88″ (DN50mm – DN2000mm) |
Top flange | ISO5211 |
Operating pressure | 16bar for DN50-DN300, 10bar for DN350-DN2200 |
Temperature range | -20 °C to + 140 °C (depending on pressure, medium and material) |
Flange accommodation | EN 1092 PN 6/PN10/PN16 ASME Class 150AS 4087 PN10/ PN16JIS 5K/10K |
Applications | Potable Water, Wastewater, Seawater, HVAC |
Operation | Hand lever, gear box, pneumatic actuator, electric actuator |
DIMENSIONS (mm)
SIZE | A | B | C | D | E | F | n | d | G | J | L | WT(kg) | |
DN | INCH | ||||||||||||
50 | 2″ | 142 | 80 | 13.5 | 165 | 9 | 50 | 4 | 8 | 70 | 15 | 108 | 9 |
65 | 2 1/2″ | 155 | 89 | 13.5 | 185 | 9 | 50 | 4 | 8 | 70 | 15 | 112 | 10 |
80 | 3″ | 161 | 95 | 13.5 | 200 | 9 | 50 | 4 | 8 | 70 | 17 | 114 | 12 |
100 | 4″ | 180 | 114 | 13.5 | 229 | 11 | 70 | 4 | 10 | 90 | 17 | 127 | 16 |
125 | 5″ | 193 | 127 | 17.5 | 254 | 14 | 70 | 4 | 10 | 90 | 19 | 140 | 24 |
150 | 6″ | 205 | 139 | 17.5 | 285 | 14 | 70 | 4 | 10 | 90 | 19 | 140 | 29 |
200 | 8″ | 250 | 175 | 24.5 | 343 | 17 | 102 | 4 | 12 | 125 | 21 | 152 | 39 |
250 | 10″ | 282 | 203 | 25 | 406 | 22 | 102 | 4 | 12 | 125 | 23 | 165 | 60 |
300 | 12″ | 326 | 242 | 25 | 483 | 22 | 102 | 4 | 12 | 125 | 24 | 178 | 82 |
350 | 14″ | 358 | 267 | 30 | 533 | 27 | 125 | 4 | 14 | 150 | 24 | 190 | 108 |
400 | 16″ | 380 | 301 | 30 | 597 | 27 | 125 | 4 | 14 | 150 | 28 | 216 | 145 |
450 | 18″ | 422 | 381 | 39 | 640 | 36 | 140 | 4 | 18 | 175 | 33 | 222 | 183 |
500 | 20″ | 479 | 387 | 39 | 710 | 36 | 140 | 4 | 18 | 175 | 40 | 229 | 230 |
600 | 24″ | 562 | 457 | 49 | 840 | 46 | 165 | 4 | 22 | 210 | 40 | 267 | 303 |
700 | 28″ | 560 | 465 | 95 | 910 | 63.35 | 254 | 8 | 18 | 300 | 40 | 292 | 410 |
750 | 30″ | 610 | 508 | 95 | 984 | 63.35 | 254 | 8 | 18 | 300 | 43 | 308 | 552 |
800 | 32″ | 620 | 519 | 95 | 1025 | 63.35 | 254 | 8 | 18 | 300 | 43 | 318 | 610 |
900 | 36″ | 692 | 576 | 130 | 1125 | 75 | 254 | 8 | 18 | 300 | 46 | 330 | 750 |
1000 | 40″ | 735 | 640 | 130 | 1255 | 85 | 254 | 8 | 22 | 300 | 50 | 410 | 945 |
1100 | 44″ | 813 | 735 | 150 | 1355 | 85 | 254 | 8 | 22 | 300 | 53 | 450 | 1120 |
1200 | 48″ | 917 | 783 | 150 | 1485 | 105 | 298 | 8 | 22 | 350 | 57 | 470 | 1350 |
1400 | 56″ | 1000 | 925 | 200 | 1685 | 120 | 356 | 8 | 32 | 415 | 60 | 530 | 1700 |
1500 | 60″ | 1050 | 950 | 200 | 1820 | 140 | 356 | 8 | 32 | 415 | 78 | 570 | 2000 |
1600 | 64″ | 1150 | 1045 | 200 | 1930 | 140 | 356 | 8 | 32 | 415 | 65 | 600 | 2500 |
1800 | 72″ | 1260 | 1156 | 280 | 2130 | 160 | 406 | 8 | 40 | 475 | 70 | 670 | 3500 |
2000 | 80″ | 1363 | 1350 | 280 | 2345 | 160 | 406 | 8 | 40 | 475 | 75 | 760 | 4000 |
2200 | 88″ | 1500 | 1430 | 300 | 2555 | 180 | 483 | 12 | 40 | 560 | 85 | 636 | 4500 |