Metal Seat Swing Check Valve - PN16, DN50-DN300
Metal seat swing check valve to EN1074-3, flanged EN1092-2 PN10/16, WRAS approved and available free-hanging or with external weighted arm. Used to prevent reverse flow, it is suitable for potable water, wastewater and sewage applications.
Product Information
Metal Seat Swing Check Valve - PN16, DN50-DN300
Technical Specification
- Standard: BS EN 1074 pt 3: 2000, BS EN12234: 2001 & BS5153: 1974
- Range: DN50 - DN300
- Flanges & drillings: BS EN 1092- 2:1987 table 9 (PN16)
- Face to face dimensions: BS EN 558-1:1986 table 10, basic series 10
- Maximum working pressure: 16 bar
- Hydrostatic pressure tests:
- Seat - 1.1 x PN (17.6 bar)
- Body - 1.5 x PN (24.0 bar)
- Temperature range: -10°C to 70°C, insulate at 0°C and below
- Coating: Blue fusion bonded epoxy (>300µ and WRAS listed)
Features
- Unique lightweight ductile iron design
- Suitable for horizontal & vertical installation
- Positive hexagon drive between shaft & hanger
- Optional external lever arm & weight assembly
- Bypass bosses and ½“ BSP air release as standard
- Robust low maintenance design
- Safety guards available
- Approvals: WRAS and NSF REG4
Benefits
- Innovative and robust design
- Built for reliability
- Corrosion resistant
Please note: For alternative flange drillings, anti-clockwise closing position indicators, locking device and larger sizes please contact our valves sales department.
Applications
Clean Water Treatment Works