Industrial applications such as water, hydrocarbons and slightly corrosive fluids and gases.
Supply systems (HVAC), greenhouse construction, pulp and paper.
Vacuum systems.
Recommended in: Utilities
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 ISO 5211.
Long neck for insulation purposes.
Three-point spindle bearing for excellent life cycle management.
Grooved connection between the spindle and the valve disc for DN25 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 200 μm and RAL colour 5015.
Version with free shaft end (no actuation).
Dimensions for DN50 to DN600 (2" to 24").
Flanged connection pressure class for DN50 to DN300 (2" to 6"): PN10 and PN16 or class 150, DN200 to DN600 (8" to 24"): PN10, PN16 or class 150.
Max. medium temperature: NBR: -5°C to +50°C.
Construction
Threaded eye connection.
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.
Approval
Approval according to DIN DVGW for gas (NBR).
Options
Manually operated, worm gearbox, pneumatic, electric or (electro-) hydraulic actuators.
Position feedback for manually operated or automated valves.