Industrial applications such as water, hydrocarbons and slightly corrosive fluids and gases.
Supply systems (HVAC).
Especially suitable for sea water due to the aluminium bronze valve disc.
Vacuum systems.
Technical information
With replaceable lining, vulcanised on a phenol or aluminium back-up ring.
One-piece spindle in an anti-blowout design.
With "direct mount" top-flange in accordance with ISO5211.
Long neck for insulation purposes.
Three-point spindle bearing for excellent life cycle management.
Grooved connection between the spindle and the valve disc for DN50 to DN300, larger formats have a plug-in connection between the spindle and the valve disc.
Bronze bearing bushings.
Housing with polyester powder coating, minimum thickness of 200μm and RAL colour 5015.
Version with worm aluminium gearbox.
Dimensions for DN50 to DN400 (2" to 16").
Flanged connection pressure class for DN50 to DN300 (2" to 12"): PN6, PN10, PN16 and class 150, DN350 to DN400 (14" to 16"): PN10, PN16 and class 150.
Maximum medium temperature depending on the lining: EPDM: -10°C to +110°C, NBR: -10°C to +80°C, FPM (FKM): -10°C to +180°C.
Construction
Wafer connection type.
Design in accordance with EN 593, API 609 and ASME B16.34.
Standard design with pressure class PN16 for DN25 to DN150 and PN10 or PN16 for DN200 to DN600.
Construction length in accordance with EN 558 series 20, ISO 5752 series 20 and API 609 category A.
Suitable for fitting with flanges in accordance with EN 1092-1 (flange type 11) and ASME B16.5.
Bi-directional bubble-tight sealing in accordance with EN 12266 and API 598.
Options
Manually operated, pneumatic, electric or (electro-) hydraulic actuators.
Position feedback for manually operated or automated valves.
