Hattersley Fig 861 PN16 Wafer Check Valve
Typical lead time is 3 to 5 working days. We'll contact you if this changes.
Description
Fig. 861 (PN16) Check Valve (Replaces Fig. 860)
Features & Benefits
• Check valves permit flow in one direction only and close automatically if flow reverses,
depending upon pressure and velocity of flow to perform the functions of the opening and closing
• Non-Slam design as a result of rubber seat and spring-assisted closure
• EPDM rubber seat to facilitate quiet operation and improve disk seating
• Eyebolt tapped holes in sizes DN200 and above, to fit eyebolts to BS EN 1S0 3226: 2010 (eyebolts are not supplied with valve)
• Design and construction lends itself to pump duty applications
• Available in sizes 50mm to 600mm
Material Specification
• Cast Iron 50mm to 150mm
• Ductile Iron 200mm to 600mm
Pressure/Temperature Rating
• Figure 861: PN16
• Temperature range -10 to 120°C
End Connection
• Suitable for flange connection to BS EN 1092-2 PN25
Specification
• Face-to-Face dimensions conform to BS EN 558 series 16
• Suitable for installation in vertical and horizontal pipelines
• When installed in vertical pipelines the flow must be in an upward direction
• This valve is suitable for use on group 2 liquids only, as defined by the Pressure Equipment
Directive 2014/68/EU