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Double Flanged Butterfly Valve

Double Flanged Butterfly Valve Manufacturer

MVS Valves Double Flanged Butterfly Valve is engineered for precise and low-torque flow control in a wide range of pipeline systems. Designed with a concentric disc and resilient seat configuration, this valve ensures reliable shut-off and seamless operation across water, oil, gas, and chemical applications. Built in accordance with API 609, BS 5155, and ASME standards, it supports working pressures up to 16 bar and offers dependable leak-tight performance in both intermittent and continuous operations. Available in DN 50 to DN 1200 sizes, the valve is suitable for industrial pipelines that demand compactness, strength, and versatility.

The double-flanged body of this valve supports easier installation and strong mechanical strength, making sure that improved durability under fluctuating pressure conditions. MVS Valves manufactures its API 598 Double Flanged Butterfly Valve to meet rigorous performance and sealing expectations. Whether used in horizontal or vertical orientation, it delivers excellent performance without compromising flow dynamics or efficiency. To address various fluid characteristics, the valve is offered with integrally molded resilient liners and comes with a wide range of sealing materials that match industrial media requirements.

Material selection is a key strength of MVS’s design approach. Options such as Stainless Steel Double Flanged Butterfly Valve, Carbon Steel Double Flanged Butterfly Valve, Duplex Double Flanged Butterfly Valve, Duplex Stainless Steel Double Flanged Butterfly Valve and Super Duplex Double Flanged Butterfly Valve are manufactured to meet corrosive and high-pressure system demands. Whether for municipal water lines or critical chemical processing pipelines, these valves offer exceptional resistance to wear and corrosion while maintaining stable, smooth control.

With flexible actuation compatibility — manual lever, gearbox, pneumatic actuator, or electric actuator — the valve can be integrated effortlessly into automated systems or manual flow lines. The resilient seat variants are tailored using materials like EPDM, Nitrile, Viton, Hypalon, and Silicone, enhancing the valve’s chemical compatibility and lifecycle performance. This ensures the API 609 Double Flanged Butterfly Valve meets global industrial flow control expectations with consistent results across service conditions. Manufactured by MVS Valves with precision and expertise, the API 598 Double Flanged Butterfly Valve offers unmatched reliability, safety, and quality assurance, making it the preferred choice for modern industries that value performance and long-term durability.

Specification

Specification Details
Valve Type Double‑flanged concentric butterfly valve
Size Range 2″–50″ (DN 50–DN 1200)
Pressure Rating PN 10/16, ANSI Class 125/150, PN 25
Flow Torque Low‑torque operation via lever, gearbox, pneumatic or electric actuation
Standards API 609, BS 5155; tested per API 598, EN 12266‑1, ISO 5208
Face‑to‑Face ANSI B16.10 / BS 5155 / API 609 / ISO 5752 Series 13/14
End Connections Integral cast double‑flanged to ANSI B16.5, BS, DIN, JIS standards
Seat Leakage Class Class VI – zero leakage
Actuation Manual lever (DN≤200), worm‑gear, pneumatic, electric
Service Media Water, gas, oil, chemical, steam applications

Material of Construction

Body & Disc Ductile Iron (ASTM A126 Gr B) / Cast Iron; Carbon Steel (WCB); Stainless Steel CF8/CF8M CF3/CF3M, Alloy 20, Duplex/Super Duplex, Hastelloy C‑276, Titanium
Seat / Liner EPDM, NBR, Viton PTFE, Hypalon, Silicone, metal seats
Stem / Shaft Stainless Steel (e.g., A276‑410 / X20Cr13) Duplex SS or specialty alloys
Bushings & O‑rings PTFE bushings, NBR/EPDM seals Graphite, high‑temp elastomers
Coatings Epoxy powder on ductile iron (150 µm) Special linings for chemical or potable water use

Application Industries

oil-gas-industry
Crude Oil & Natural Gas Industry
chemical-processing
Chemical & Petrochemical Industry
water-treatment-filtration-industry
Water & Wastewater Treatment
power-generation-industry
Nuclear & Thermal Power Generation
food-and-beverage-industry
Food & Beverage Industry
pharmaceutical-industry
Pharmaceutical & Biotechnology
pulp-and-paper-industry
Pulp & Paper Industry
mining-mineral-industry
Mining & Mineral Processing
marine-shipbuilding-insutry
Marine & Shipbuilding
hvac-building-services
HVAC & Building Services
automotive-paint-chemical-manufacturing
Automotive & Paint Chemical Manufacturing
environmental-bio-gas-renewable-energy
Environmental & Bio Gas Renewable Energy
steel-metal-processing
Steel & Metal Processing
fertilizer-plants-polymer-production
Fertilizer Plants, Polymer Production
cosmetics-personal-care
Cosmetics & Personal Care
cement-construction
Cement & Construction
chlor-alkali-industry
Chlor-Alkali Industry
mineral-acids-industry
Mineral Acids Industry

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