Specifications

• The design is for liquid service and offers many obvious advantages when compared with conventional swing check valve
• Spring automatically closes disc at zero flow before flow reversal occurs, this prevents surge and water hammer
• completely guided disc both top and bottom
• Available with flange to EN1092-2 PN10 or PN16, ANSI B16.1 class 125 (other flange types available on request)

Working Pressure

• 16 bar

Working Temperature

• -10ºC to 120ºC for EPDM seat o-ring
• -10ºC to 82ºC for NBR seat o-ring
• -10ºC to 150ºC for viton seat o-ring

Corrosion Protection

• Internally and externally liquid epoxy painted or fusion bonded epoxy powder coated (FBE)

Notes: In ductile iron construction for PN25 or class 250, Design and material are subject to change without prior notice