DOUBLE FLANGE NON RETURN VALVE

DOUBLE FLANGE NON RETURN VALVE

Specification Details
MODEL NO. NXDFNRV / NXDFNRV-A
VALVE TYPE DOUBLE FLANGE NON RETURN VALVE
BODY MATERIAL CAST IRON / DUCTILE IRON / WCB / CF8 / CF8M / SS304 / SS316
SIZE RANGE 50mm to 1200mm (2” to 48”)
END CONNECTION DOUBLE FLANGED
PRESSURE CLASS PN10 / PN16 / ANSI 150# / 300#
OPERATING TEMPERATURE -20°C to +250°C
DISC DESIGN SWING TYPE / SPRING LOADED DISC
SEAT MATERIAL METAL SEATED / EPDM / NBR / PTFE
VALVE BORE FULL FLOW
OPERATION AUTOMATIC NON RETURN OPERATION
TESTING STANDARD API 598
MOUNTING INDUSTRIAL FLANGED DESIGN
APPLICATION WATER / OIL / GAS / STEAM / CHEMICAL

Description – DOUBLE FLANGE NON RETURN VALVE

The Double Flange Non Return Valve is designed to prevent reverse flow and ensure smooth one-way fluid movement in industrial pipeline systems. Its double flanged construction provides secure installation, enhanced durability, and reliable sealing performance in high-pressure industrial applications.

Manufactured using premium-quality materials and precision engineering, the valve offers excellent corrosion resistance, low maintenance, and dependable operation under demanding working conditions. Widely used in water treatment plants, oil & gas industries, steam systems, chemical processing, and industrial utility applications, the valve ensures efficient backflow prevention and long service life.