• Valves

    Flowserve is an industry-leading provider of valves used in a wide variety of global infrastructure industries.

Durco RX Butterfly Valves

The Flowserve Durco RX Butterfly Valves are a family of rubber-lined valves that provide economical, reliable service.

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  • Brands:
    Durco, Flowserve
  • Applications:
    Water, Water Supply, Water Treatment, Marine, Municipal, Sea Water, Ultrapure Liquids, Utility, Washdown, Waste Water
  • Industries:
    Cooling Systems, HVACI, Solvents, Utilities, Waste Processing, Wastewater Collection and Treatment, Water Handling and Treatment, Water Injection, Water Supply and Distribution, Water Treatment
  • Standards:
    ISO 9001:2000, ISO
  • Misc:

Flowserve Durco rubber-lined RX Butterfly Valves can be used on a wide range of applications including water, light acids, seawater, abrasive solids and many others.

We offer a large assortment of seats including EDPM, Buna N, Neoprene, Viton, silicone and Hypalon. Our range of discs includes nylon-coated ductile iron, stainless steel and super duplex stainless steel. 

We can supply valves up to 48 inches (1200 mm) in wafer, lug and double flange styles.

Features

  • Bi-directional bubble tight shutoff
  • Easy disassembly without the need for special tools performed by pulling the stem out of the disc 
  • Reduced leak paths and vibration failures because no taper pins or disc screws are needed to attach the disc to the stem
  • Stem seal features double O-rings
  • Actuators can be close-coupled to the valve

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Flowserve RX Butterfly Valves Brochure

Flowserve RX Butterfly Valves Rubber Seated brochure

Durco Big Max BX2001 Butterfly Valve

Description: Durco designed the Big Max BX2001 Butterfly Valve to provide reliable maxium performance on a wide variety of applications including water, steam, abrasive solids and a range of chemicals.

Durco BTV Lined Butterfly Valve

Description: The Durco designed the BTV Lined Butterfly Valve to provide reliable leak-free service on a wide range of corrosive chemicals.

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