DLC<sup>®</sup> Check Valve

DLC® Check Valve

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



  • 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)