The DFT® GLC® NAB (Nickel-Aluminum Bronze) Silent Check Valve is a spring-assisted, nozzle style, non-slam check valve and designed to withstand the harsh environments of salt and brine water applications where corrosion resistance and marine life deterrents are a must. DFT’s centre guided check valves provide reliable, low-maintenance service and solve the problems associated with water hammer and severe applications and environments.
Features:
- “Short” Face-to-Face dimensions
- API 6FD Fire Test
- ASME Class 150 and 300
- 2” to 24”
- Standard body materials:
- Nickel-Aluminum Bronze
- One-piece body
- Spring-assisted silent closing, non-slam
- Center-guided
- Dual-guided stem
- Horizontal or vertical installation
- Protected spring
- Easy maintenance
- Versatile
- ASME Class 150 to 2500
- 1” to 42” Line size
- RF Flanged ends
- MSS-SP61 seat leakage
- Axial flow
- Nozzle style Features
- Options:
- Inconel® X-750 spring
- Soft seat
- Custom sizing low flow
- Severe service trim
- Stellite® trim
- RTJ Ends
- NACE
- Trim Options:
- Nickel-Aluminum Bronze
- Monel®
- Stainless Steel
- Duples SS
*consult TFC for larger sizes
**consult TFC for additional alloys