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Description
Main Applications
– Boiler feed applications
– Petrochemical industry
– Pipelines and tank farms
– Refinery
– Process engineering -
Advantages
– Long gland life and high functional reliability
– Stem with shank burnished to a surface finish of 0.2 μm for reduced friction, lower actuating torque and improved sealing to atmosphere.
– Packing end rings enable higher compressive force by gland follower and prevent extrusion of middle graphite packing rings.
– Two-piece self-aligning gland follower prevents distortion on stem surface caused by improper assembly.
– Reliable sealing and longer service life
– Hard-faced body seat and solid wedge seat made of wear-resistant and corrosion-proof materials for handling all kinds of corrosive and erosive fluids.
– Male/female joint between body and bonnet prevents excessive compression of fully confined gasket, resulting in longer gasket life and improved sealing performance.
– Additional safety and blow-out protection
– Standard metal back seat prevents blow-out of stem and other internal components from the valve body and bonnet as a result of fluid pressure inside the valve body.
– Versatile application
– Stem nut made of chrome nickel steel is suitable for numerous applications, particularly fluids which must not come into contact with component materials containing copper.
– Extended maintenance-free service life
– Wear allowance higher than specified in relevant standard, for substantially increased service life.
– Hard-facing applied to wedge and seat rings by deposit welding provides extra wear allowance and ensures reliable long-term sealing even with frequent opening/closing cycles. -
Suitability
Gate valve
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Technical Features
- Nominal pressure
- CL 150, CL 300, CL 600
- Max. nominal size
- NPS 2
- Maximum allowable fluid temperature
- 593 °C
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Downloads
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