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This DFT® Model WLC® Wafer Style Silent Check Valve is a lightweight, spring-assisted, center guided, non-slam check valve that provides reliable, low-maintenance service for a wide range of fluids and pressure/temperature combinations. The joint between the seat ring and body is sealed by the flange gasket upon installation preventing any leakage through the joint when the valve is in service.

Features:

• Wafer design

• NSF 61

- ASME 150/300

- 2" to 10"

• Standard body material:

- A216 Grade WCB carbon steel

- A351 CF8M stainless steel

• Optional body materials:

- Alloy 20

- Hastelloy®

- Inconel® 625

- Duplex SS

- Titanium

• Lightweight

• Spring-assisted silent closing

• Edge-guided (1" & 1-1/2"-ASME 600 to 2500)

• Center-guided/Dual-guided stem

- 1" to 10" ASME 150/300 (10" is ASME 150 only)

- 2" to 10" ASME 600 to 2500

• Horizontal or vertical installation

• Protected spring

• ASME 150 to 1500

- 1" to 10" Line Size

- SS trim

- Ends:

• Wafer RF

• Wafer RTJ

- MSS-SP 61 seat leakage

- MSS 126 Face-to-Face dimension:

• Class 150 & 300 RF

- API 594 Face-to-Face dimension:

• Class 600 RF

• Class 900 & 1500 RF

• Axial flow

• Nozzle style

• Options:

- Inconel® X-750 spring

- Soft seat

- Custom sizing - low flow

- Stellited trim (600°F+)

- Weld Neck Flanges to meet B16.10

- Face-to-Face dimensions

- NACE

For a detailed product specification sheet - click here

Contact DFT at dft@dft-valves.com or 610-363-8903

www.dft-valves.com

About DFT Inc.

DFT provides cost effective application engineering assistance, rapid prototyping and fast-turn initial production. Our staff responds quickly and our systems are designed to deliver reliably within our ISO9001-2000 quality management system. For more than fifty years DFT has solved check valve problems, prevented check valve failure and water hammer and solved severe service control valve problems.