Severn Leeds Butterfly Valves

PRECISION I RELIABILITY I PERFORMANCE
Severn Leeds Butterfly Valves
Solutions for Critical Shut Off and Control Applications
With over 50 years’ experience, the Severn Glocon Group plc provides world-class
engineered valve products and services to process plants across the globe.
The Severn Leeds brand is recognised globally for innovative butterfly valve solutions
for critical shut off and control applications.
With sizes from 2" (50mm) to 100" (2500mm) and beyond, materials from cast iron to exotic alloys, pressures up to 2500# and
with a temperature range from cryogenic to over 1800F (>1000°C), the Severn Leeds Valve range is tailored to give optimum
performance and reliable service life for even your most arduous applications.
HIGH PERFORMANCE TFE & METAL SEATED BUTTERFLY VALVES
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For critical shut off and control applications
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Extensive range of body and disc materials ensure optimum corrosion resistance
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External bearing design options reduce the danger of valves jamming where there
is risk of media solidification
CRITICAL CONTROL BUTTERFLY VALVES
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Cavitation and noise reduction trims improve valve performance and longevity
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Integral baffle plate designs for high pressure drops, also with retrofit capability
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Temperature stability optimisation with integral steam jacket options
SWING CLEAR & STEP SEAT CONTROL VALVES
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Simple design for minimum weight and maximum cost efficiency
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Suitable for high temperatures up to 800°C
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Equal percentage characteristic gives excellent control throughout its span
EXTREME TEMPERATURE VALVES
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Sizes up to 100” to suit even large diameter hot gas systems
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Refractory lining acts as an insulator, helping to avoid unwanted heat loss
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Disc designed to ensure smooth, low torque operation, irrespective of temperature
LARGE DIAMETER VALVES – LINED & DISC SEALED
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Lining and disc materials optimised to increase corrosion life
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Designed to meet all standard face to face requirements including AWWA
(American Water Works Association)
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Ideal for seawater and brine applications, such as desalination or power station cooling
CRYOGENIC & AIR SEPARATION VALVES
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Assured sealing in excess of BS6364 Standards
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Advanced seal ensures seat area is always loaded throughout temperature range
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Valve design ensures low seating and breakout torque to avoid jamming risk
STANDARD DESIGN FEATURES
Size range – 2" to 100" (larger on request)
Valve pressure ratings 150# to 2500#
Materials – Cast iron, carbon steel, stainless steel, Duplex and
Super duplex, bronzes, Monel™, Inconel™, Hastelloy™, Titanium
Linings – refractory, metallic overlays, stellite
Seals – Metallic, TFE and Elastomeric
Operation – bare shaft, manual, pneumatic,
electro-hydraulic, hydraulic or electrical
Note: All valves are designed to meet international standards for face to face drilling and end connections. Bespoke dimensions available on request.
A commitment to process understanding, ensuring
the optimum valve, whatever the application
All materials are selected to give excellent corrosion resistance
and maximum service life
High Grade seals designed to optimise performance
Bespoke designs to meet non-standard specifications
Actuated packages are supplied fully assembled and tested
for peace of mind installation
Severn Leeds offers a wide
range of butterfly solutions to
suit common process challenges
High pressure drops
Cavitation
Quick closing
Flashing services
Corrosion / erosion
Supercritical fluids
Contaminated fluids
High velocity
Backpressure control
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Birds Royd Lane
Brighouse HD6 1NA
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INDIA
F-96/97
SIPCOT Industrial Park
Irrungattukottai
Chennai 602117
T. +91 44 4710 4200
F. +91 44 4710 0073
[email protected]
www.severnglocon.com
www.leeds-valve.com
PRECISION I RELIABILITY I PERFORMANCE
Olympus Park Quedgeley Gloucester
Gloucestershire GL2 4NF England
T. +44 (0)845 223 2040 F. +44 (0)845 223 2041 [email protected] www.severnglocon.com
The Severn Glocon Group policy is one of continuous improvement and
we reserve the right to modify these specification details without notice.
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