Dual Plate Check Valve Type RF200

Dual plate check valve made of GGG40 / EN-GJS-400-15

Sizes

DN50 – DN300

Flange connection

DIN PN10/16

Case material

GGG40 / EN-GJS-400-15

Flap seal

EPDM vulcanized, NBR vulcanized

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Dual Plate Check Valve

A dual plate check valve has two semicircular, spring-loaded plates that open when the medium flows in the intended direction and close when the medium flows in the opposite direction. This type of check valve is used because it has low flow resistance, thus minimizing pressure loss. They are also suitable for large volume flows of liquids and gases in industrial applications.

Our RF200 features a wafer-type body specifically designed for installation between PN10/16 flanges. With a Face-to-face dimension according to EN 558-1, series 16, this dual plate check valve is compact, space-saving, and can be easily integrated into existing piping systems. The Body of the RF200 is made of robust GGG40 (EN-GJS-400-15), while the plates are made of corrosion-resistant stainless steel (CF8M), and the shaft and Spring are also made of stainless steel. Thanks to the spring-loaded plates, the valve closes quickly, which is important to prevent water hammer or other damage caused by sudden pressure changes.

The RF200 dual plate check valve is designed for high loads, thus offering durability and efficiency. This valve is available with vulcanized EPDM and NBR seals.

Dual Plate Check Valve RF200-D2SEFW-EPDM

  • DN50 DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300
  • Wafer-type body for installation between PN10/16 flanges
  • Face-to-face according to EN 558-1, series 16
  • Body: GGG40
  • Plates: CF8M
  • Shaft/Spring: SS316
  • Seal: EPDM vulcanized (max. 120°C)
  • Max. Betriebsdruck: 16 bar
  • Coating: Epoxy RAL 5015

Dual Plate Check Valve RF200-D2SNFW-NBR

  • DN50 DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300
  • Wafer-type body for installation between PN10/16 flanges
  • Face-to-face according to EN 558-1, series 16
  • Body: GGG40
  • Plates: CF8M
  • Shaft/Spring: SS316
  • Seal: NBR vulcanized (max. 80°C)
  • Max. Betriebsdruck: 16 bar
  • Coating: Epoxy RAL 5015

Technical Specifications

Technische Spezifikationen
Type Dual plate check valve, wafer check valve
Sizes DN50 – DN300
Flange connection DIN PN10/16
Case material GGG40 / EN-GJS-400-15
Flap Stainless steel (CF8M)
Flap seal EPDM vulcanized, NBR vulcanized
Max. operating pressure 16 bar

Documents & 3D

FERGO Special Solutions

When standard
isn’t enough.

Special materials such as duplex, Hastelloy and titanium — special nominal diameters up to DN 1000 — special actuators for ATEX Zone 1. We develop your bespoke ball valve solution.

Special Materials

Duplex 1.4462, Hastelloy C-276, Titan Gr.2, Inconel 625

Special diameters

DN8 to DN1000+ — all flange standards: DIN, ANSI, JIS

ATEX Drives

Zones 1 & 2 — electric (24V to 240V), pneumatic

Complete documentation

Material Certificate 3.1 / 3.2, Pressure Test, SIL Certification