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Description
Main Applications
– Boiler feed applications
– Fossil-fuelled power stations
– Petrochemical industry
– Refinery
– Process engineering -
Advantages
– Stem with burnished shank for long service life and high functional reliability of the gland packing
– Hard-faced body seat and solid sealing surface of flexible wedge made of wear-resistant and corrosion-proof materials for reliable sealing and longer service life.
– Two-piece self-aligning gland follower ensures even compression of packing rings.
– Packing end rings of the graphite gland packing enable higher compressive force by gland follower and prevent extrusion of middle graphite packing rings.
– Serrated bonnet gasket fully confined to prevent creep, for reliable sealing
– (Class 150: flat body/bonnet interface due to square or oval flange design to comply with limited face-to-face length specified by design standard).
– Additional safety and blow-out protection by standard back seat.
– Stem nut free from non-ferrous metals, for versatile application.
– Extended maintenance-free service life- – Hard-facing applied to valve disc and seat rings by deposit welding provides extra wear allowance.
– Integral seating surface -
Suitability
Gate valve
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Technical Features
- Nominal pressure
- CL 150, CL 300, CL 600
- Max. nominal size
- NPS 24
- Maximum allowable fluid temperature
- 593 °C
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Downloads
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