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 aluminium worm gearbox.
Dimensions for DN50 to DN400 (2" to 16").
Flanged connection pressure class for DN50 to DN150 (2" to 6"): PN10 and PN16 or class 150, DN200 to DN400 (8" to 16"): PN10, PN16 or 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
Threaded eye connection.
Design in accordance with EN593, API609 and ASMEB16.34.
Standard design with pressure class PN16 for DN50 to DN150 and PN10 or PN16 for DN200 to DN400.
Construction length in accordance with EN558 series20, ISO5752 series20 and API609 categoryA.
Suitable for fitting with flanges in accordance with EN1092-1 (flange type 11) and ASMEB16.5.
Bi-directional bubble-tight sealing in accordance with EN12266 and API598.
Options
Lever operated, pneumatic, electric or (electro-) hydraulic actuators.
Position feedback for manually operated or automated valves.