Find My Check Valve
  • DLC® Flanged Check Valves

    The DFT® Model DLC® is a corrosion resistant, dependable, versatile and economical spring assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas or steam, the DLC® provides tight shut-off and protects other equipment in the system from water hammer. Its stainless steel construction insures a long service life.
    Inconel® X-750 spring is standard

    Standard Features:

    • 1/2" to 3" Line size
    • ASME Class 150 and 300
    • Standard Body Material A351 CF8M
    • Stainless Steel Construction
    • ANSI B16.10 Face-to-Face Dimensions
    • Raised Face Flanged Ends
    • Inconel® X-750 Spring
    • Electron Beam Welded Body
    • Spring-Assisted Silent Closing, Non-Slam
    • Horizontal or Vertical Installation

  • Excalibur® Flanged Check Valves

    The DFT® Excalibur® Silent Check Valve is a spring-assisted, center guided, in-line, check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, gasket, seat, spring, disc with stem and guide bushing. Excalibur® check valves are available in a wide range of sizes and pressure ratings and in a variety of metals to meet most check valve requirements.

    Standard Features:

    • 2" to 24" Line size
    • ASME Class 150 to 1500
    • ASME B16.10 Face-to-Face Dimensions
    • Standard Body Materials:
      • A216 Grade WCB Carbon Steel
      • A351 CF8M Stainless Steel
      • Other Options Available
    • Standard Ends are RF Flanged
    • Optional Ends (4): Butt Weld, Flanged x Butt Weld, RTJ, Victaulic®
    • Center-Guided / Dual-Guided Stem
    • Two-Piece Body
    • Horizontal or Vertical Installation

  • GLC® Flanged Check Valves

    The DFT® Model GLC® Silent Check Valve is a spring-assisted, center guided, in-line, flanged check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, seat, spring, disc with stem and guide bushing. Some valves have body or gasket seals. The DFT® GLC® check valve has the advantage of minimum pressure loss with silent, non-slam operation.

    • "Short" Face-To-Face Dimensions
    • Meets API 6D
    • API 6D and API 6FA Fire Test
      • ASME Class 150 and 300
      • 2" to 24"
    • Meets API 6D
    • Standard Body Materials:
      • A216 Grade WCB Carbon Steel
      • A351 CF8M Stainless Steel
    • ASME Class 150 to 2500
      • 1" to 42" Line Size
      • 316 SS Trim
      • RF Flanged Ends
      • MSS-SP61 Seat Leakage
    • One-Piece Body
    • Spring-Assisted Silent Closing, Non-Slam
    • Center-Guided
    • Dual-Guided Stem
    • Horizontal or Vertical Installation

  • PDC® Flanged Check Valves

    The DFT® Model PDC® Silent Check Valve is specially designed for use on the discharge side of reciprocating air or gas compressors. It includes a pulse damping chamber to maintain the disc in the open position during the momentary reductions in flow associated with each cycle of a reciprocating compressor and to protect against premature seat wear.

     

    Standard Features:

    • 2" to 26" Line Size
    • ASME Class 150 to 1500
    • Standard Body Materials:
      • Carbon steel
      • Stainless steel
    • Stainless Steel Trim
    • Stainless Steel Spring
    • Ends available in RF Flanged & RTJ
    • Pulse-Damped Design
    • Horizontal or Vertical Installation
    • Center Guided Trim
    • Meets API 6D
    • ASME B16.10 Face-to-Face Dimensions
    • One-Piece Body

  • GLC® Cast Iron Body Check Valves

    DFT’s Cast Iron GLC® Check Valve offers minimum pressure loss performance along with silent operation. This non-slam valve is center-guided, spring-assisted, and is capable of handling a wide range of temperature/pressure combinations along with a variety of system fluids. Each valve is constructed with a body, seat, spring, disc with stem and guide bushing, and specific models are available with O-ring or gasket body seals.

    As its name implies, cast iron is the material used to create the body of the GLC® Silent Check Valve, and either bronze or 316 stainless steel is available for the trim. The valve is made with a one-piece body and “short” face-to-face dimensions. Depending on the application, both horizontal and vertical installation is possible. Not recommended for gas or steam service.