Flanged Check Valves

Flanged Check Valves

from DFT INC

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.  It’s stainless steel construction insures a long service life.  Inconel® X-750 spring is standard.

Request Quote

Description

Not Sure
  • 1/2” to 3” line size
  • ASME class 150 and 300
  • RF flanged ends
  • ASME B16.10 face-to-face dimensions
  • Stainless steel construction
  • Inconel® X-750 spring
  • Electron beam welded body
  • Edge-guided disc
  • Spring assisted silent closing
  • Tight shutoff – lapped disc & seat
  • Horizontal or vertical installation
  • Simplified 4-part construction
  • Versatile
  • Options:
    • Alloy 20 or Hastelloy® C body
    • 316 SS spring
    • Soft seat (TFE-Viton® only)

Excalibur

 

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.

 

 

Excalibur® Silent Check Valve
  • 2” to 24” line size*
  • ASME class 150 to 1500
  • RF & RTJ flanged ends, butt weld ends
  • ASME B16.10 face-to-face dimensions
  • Standard Body Materials:**
    • A216 WCB carbon steel
    • A351 CF8M stainless steel
  • Stainless steel trim
  • Center-guided/dual-guided stem
  • Spring assisted silent closing, non-slam
  • Tight shutoff – lapped disc & seat
  • Two-piece body
  • Horizontal or vertical installation
  • Protected spring
  • Axial Flow
  • Nozzle style
  • Easy maintenance
  • Versatile
  • Options:
    • Inconel® X-750 spring
    • Soft seat
    • Custom sizing for low flow applications
    • Stellite® trim
    • NACE

 

GLC Silent Check Valve

 

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.

 

GLC® Silent Flanged Check Valves
  • 2” to 42” line size*
  • ASME class 150 to 2500
  • RF & RTJ flanged ends
  • “Short” face-to-face dimensions
  • API 6FD Fire Test
    • ASME class 150 and 300, 2” to 24”
  • Standard Body Materials:**
    • A216 WCB carbon steel
    • A351 CF8M stainless steel
  • Stainless steel trim
  • Center-guided/dual-guided stem
  • Spring assisted silent closing
  • Tight shutoff – lapped disc & seat
  • Horizontal or vertical installation
  • Protected spring
  • Axial Flow
  • Nozzle style
  • Easy maintenance
  • Versatile
  • Options:
    • Inconel® X-750 spring • Soft seat
    • Custom sizing for low flow applications
    • Stellite® trim • NACE
Not Sure

DFT PDC FLANGED CHECK VALVE

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.

PDC® Flanged Check Valves
  • Pulse-damped design for modulating “air” or “gas” applications
  • Discharge of reciprocating air/gas compressors
  • Self-sizing
  • 2” to 20” line size*
  • ASME class 150 to 1500
  • RF & RTJ flanged ends
  • ASME B16.10 face-to-face dimensions
  • Standard Body Materials:**
    • A216 WCB carbon steel
    • A351 CF8M stainless steel
    • A352 LCC low-carbon steel
  • Stainless steel trim
  • Center-guided/dual-guided stem
  • Spring assisted silent closing, non-slam
  • Tight shutoff – lapped disc & seat
  • Horizontal or vertical installation
  • Protected spring
  • Axial Flow
  • Nozzle style
  • Easy maintenance
  • Options:
    • Inconel® X-750 spring
    • Soft seat
    • NACE

Reviews

There are no reviews yet.

Be the first to review “Flanged Check Valves”

Your email address will not be published. Required fields are marked *

Go to Top