Edward Gate Valve
Edward Gate Valve
Edward Equiwedge Forged Gate Valve
The Edward Equiwedge Gate Valve is well-suited for numerous applications in supercritical and ultra-supercritical power plants.
Edward Valve Features :
- Yoke is designed for ready access to the packing chamber
- Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-faced seat
- Conical stem back seat
Edward Valve Series :
- Edward Main Feedwater Gate Valve
- Edward Main Steam Gate Valve
Detail Specification
Size Range | NPS 4 to 42 DN 100 to 1052 |
Standards | -31° C / 816° F |
Pressure Class Range | 600 to 2500 PN 110 to 420 |
Seating Material | Metal |
Edward Gate Valve
Edward Equiwedge Forged Gate Valve
The Edward Equiwedge Gate Valve is well-suited for numerous applications in supercritical and ultra-supercritical
power plants.
Edward Valve Features :
- Yoke is designed for ready access to
the packing chamber - Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-
faced seat - Conical stem back seat
Edward Valve Series :
- Edward Main Feedwater Gate Valve
- Edward Main Steam Gate Valve
Detail Specification
Size Range | NPS 4 to 42 DN 100 to 1052 |
Standards | -31° C / 816° F |
Pressure Class Range | 600 to 2500 PN 110 to 420 |
Seating Material | Metal |
Edward Gate valve
Edward Equiwedge Main Feedwater Isolation Valve
Edward Equiwedge Main Feedwater Isolation Gate Valve flexible split wedge gate valve is the industry standard for fast-acting, reliable isolation of main steam or main feedwater lines.
Edward Valve Features :
- Yoke is designed for ready access to the packing chamber
- Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-faced seat
Edward Valve Series :
- Edward Equiwedge Gate Valve
- Edward Main Steam Gate Valve
Detail Specification
Size Range | NPS 4 to 42 DN 100 to 1051 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 601 to 1500 PN 110 to 260 |
Seating Material | Metal |
Edward Gate valve
Edward Equiwedge Main Feedwater Isolation Valve
Edward Equiwedge Main Feedwater Isolation Gate Valve flexible split wedge gate valve is the industry standard for fast-acting, reliable isolation of main steam or main
feedwater lines.
Edward Valve Features :
- Yoke is designed for ready access to the packing chamber
- Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-
faced seat
Edward Valve Series :
- Edward Equiwedge Gate Valve
- Edward Main Steam Gate Valve
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Threaded or Socket Weld |
EDWARD
GATE VALVE
FEEDWATER

Edward Gate Valve
Edward Equiwedge Main Steam Isolation Valve
Edward Equiwedge Main Steam Isolation Valve flexible split wedge gate valve is the industry standard for fast-acting, reliable isolation of main steam or main feedwater lines.
Edward Valve Features :
- Yoke is designed for ready access to the packing chamber
- Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-faced seat
Edward Valve Series :
Detail Specification
Size Range | NPS 4 to 42 DN 100 to 1050 |
Standards | ASME B16.34 ASME Section IIIF |
Pressure Class Range | 600 to 1500 PN 110 to 260 |
Material | Metal |
Edward Gate Valve
Edward Equiwedge Main Steam Isolation Valve
Edward Equiwedge Main Steam Isolation Valve flexible split wedge gate valve is the industry standard for fast-acting, reliable isolation of main steam or main
feedwater lines.
Edward Valve Features :
- Yoke is designed for ready access to the packing chamber
- Extended bonnet design
- Composite pressure seal gasket
- Bonnet back seat
- Bonnet retaining ring
- Welded-in seat ring with hard-
faced seat
Edward Valve Series :
Detail Specification
Size Range | NPS 4 to 42 DN 100 to 1050 |
Standards | ASME B16.34 ASME Section IIIF |
Pressure Class Range | 600 to 1500 PN 110 to 260 |
Material | Metal |
Edward Check Valve
Edward Check Valve
Edward Piston (Lift) Check Valve Bolted Bonnet
Bolted Bonnet Piston (Lift) Check Valve are durable, small bore check valves, forged and equipped with a bolted cover design to enable easy maintenance.
Edward Valve Features :
- Bodies and Covers are cast steel
- Pressure seal Cover
- Globe, angle & tilting disk design
- Integral Stellite seats
- Body-guided disk piston
- Equipped with equalizer
Edward Valve Series :
- Edward Flite-Flow Check Valve
- Edward Univalve Check Valve
- Edward Tilting Disk Check Valve
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Flange |
Edward Check Valve
Edward Piston (Lift) Check Valve Bolted Bonnet
Bolted Bonnet Piston (Lift) Check Valve are durable, small bore check valves, forged and equipped with a bolted cover design to enable easy maintenance.
Edward Valve Features :
- Bodies and Covers are cast steel
- Pressure seal Cover
- Globe, angle & tilting disk design
- Integral Stellite seats
- Body-guided disk piston
- Equipped with equalizer
Edward Valve Series :
- Edward Flite-Flow Check Valve
- Edward Univalve Check Valve
- Edward Tilting Disk Check Valve
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Flange |
EDWARD
CHECK VALVE
BOLTED

Edward Check Valve
Edward Piston (Lift) Check Valve Flite-Flow
The Edward Flite Flow Piston Check Valve is a rugged, large bore, cast body, piston check valve designed to operate in critical high-pressure and high-temperature environments.
Edward Valve Features :
- Bodies and bonnets are cast steel.
- Bolted or pressure seal bonnet.
- Integral Stellite seat, disk and backseat.
- Body-guided disk piston
- 13% chromium stainless steel stem.
- Asbestos-free graphitic packing.
Edward Valve Series :
- Edward Bolted Check Valve
- Edward Univalve Check Valve
- Edward Tilting Disk Check Valve
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Flange |
Edward Check Valve
Edward Piston (Lift) Check Valve Univalves
The Univalve Piston Check Valve is reliably designed for high-temperature and high-pressure uses in a variety of environments.
Edward Valve Features :
- Increased uptime from the use of anti-thrust rings in the body-guided disc
- Eliminates misalignment and galling
Integral hard-surfaced seat - Flexible graphite gasket seated to a prescribed bonnet torque that provides a reliable seal
Edward Valve Series :
- Edward Bolted Check Valve
- Edward Flite-Flow Check Valve
- Edward Tilting-disk Check Valve
Detail Specification
Size Range | NPS 1/2 to 4 DN 15 to 100 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 1690 to 4500 PN 290 to 760 |
Seating Material | Metal |
Edward Check Valve
Edward Piston (Lift) Check Valve Univalves
The Univalve Piston Check Valve is reliably designed for high-temperature and high-pressure uses in a variety
of environments.
Edward Valve Features :
- Increased uptime from the use of anti-thrust rings in the body-guided disc
- Eliminates misalignment and galling
Integral hard-surfaced seat - Flexible graphite gasket seated to a prescribed bonnet torque that provides a reliable seal
Edward Valve Series :
- Edward Bolted Check Valve
- Edward Flite-Flow Check Valve
- Edward Tilting-disk Check Valve
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Threaded or Socket Weld |
EDWARD
CHECK VALVE
UNIVALVE

Edward Check Valve
Edward Tilting Disk
Check Valve
The Edward Tilting Disk Check Valve is a large bore valve designed to close as quickly as possible, minimizing loud, damaging slamming and vibration noises caused by high-velocity reverse flow in high-pressure and high-temperature applications.
Edward Valve Features :
- Body features a straight through compact design for low pressure drop.
- Disk assembly is dome shaped
- Integral hardsurfaced seats
- Provide positive shutoff and long seat life.
Edward Valve Series :
- Edward Bolted check Valve
- Edward Univalve Check Valve
Detail Specification
Size Range | NPS 2 1/2 to 24 DN 65 to 600 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 900 to 4500 PN 110 to PN 760 |
Material | Metal |
Edward Check Valve
Edward Tilting Disk
Check Valve
The Edward Tilting Disk Check Valve is a large bore valve designed to close as quickly as possible, minimizing loud, damaging slamming and vibration noises caused by high-velocity reverse flow in high-pressure and high-temperature applications.
Edward Valve Features :
- Body features a straight through compact design for low pressure drop.
- Disk assembly is dome shaped
- Integral hardsurfaced seats
- Provide positive shutoff and
long seat life.
Edward Valve Series :
- Edward Bolted check Valve
- Edward Univalve Check Valve
Detail Specification
Size Range | NPS 2 1/2 to 24 DN 65 to 600 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 900 to 4500 PN 110 to PN 760 |
Material | Metal |
Edward Globe Valve
Edward Globe Valve
Edward Blow-Off Y-Pattern Globe Valve
Blow-Off Y-Pattern Globe valve Are High-Perfomance, Blow-off valve desiged for applications requiring intermitten operation to remove accumulated sediment from equipment, or to rapidly lower the boiler water level
Edward Valve Features :
- ASME Boiler code criteria in a wide variety of applications
- Forged steel construction that withstands the rigors of intermittent use
- Construction material graduations through increasing class sizes
Edward Valve Features :
Detail Specification
Size Range | NPS 1 to 2 1/2 DN 25 to 65 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 300 to 2500 PN 50 to 420 |
Material | Metal |
Edward Globe Valve
Edward Blow-Off Y-Pattern Globe Valve
Blow-Off Y-Pattern Globe valve Are High-Perfomance, Blow-off valve desiged for applications requiring intermitten operation to remove accumulated sediment from equipment, or to rapidly lower the
boiler water level
Edward Valve Features :
- ASME Boiler code criteria in a wide variety of applications
- Forged steel construction that withstands the rigors of intermittent use
- Construction material graduations through increasing class sizes
Edward Valve Features :
Detail Specification
Size Range | 1/4" - 2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Threaded or Socket Weld |
EDWARD
GLOBE VALVE
BLOW-OFF

Edward Globe Valve
Edward Y-Pattern Globe Valve Bolted Bonnet
The Bolted Bonnet Y-Pattern Globe Valve is a durable, high-performance small bore globe valve that is forged and equipped with a bolted-bonnet design for improved maintenance.
Edward Valve Features :
- Greater reliability
- Longer service life in high-temperature applications
- Single-piece forgings
- Proprietary nickel-alloy buttering
- Extended seat life and leak protection
Edward Valve Features :
- Edward Univalve Globe Valve
- Edward Blow-Off Globe Valve
- Edward Flite-Flow Globe Valve
Detail Specification
Size Range | NPS 1/2 to 2 DN 15 to 50 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 800 to 1500 |
Seating Material | Metal |
Edward Globe Valve
Edward Y-Pattern Globe Valve Bolted Bonnet
The Bolted Bonnet Y-Pattern Globe Valve is a durable, high-performance small bore globe valve that is forged and equipped with a bolted-bonnet design for
improved maintenance.
Edward Valve Features :
- Greater reliability
- Longer service life in high-
temperature applications - Single-piece forgings
- Proprietary nickel-alloy buttering
- Extended seat life and leak protection
Edward Valve Features :
- Edward Univalve Globe Valve
- Edward Blow-Off Globe Valve
- Edward Flite-Flow Globe Valve
Detail Specification
Size Range | NPS 1/2 to 2 DN 15 to 50 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 800 to 1500 |
Seating Material | Metal |
Edward Globe Valve
Edward Flite-Flow Y-Pattern Globe Valve
The Edward Flite-Flow Y-Pattern Globe Valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature applications. Available in cast (standard) and forged (optional) configurations.
Edward Valve Features :
- Greater reliability
- Longer service life in high
- Temperature applications
- Single-piece forgings
- Proprietary nickel-alloy buttering
Edward Valve Features :
- Edward Univalve Globe Valve
- Edward Bolted Globe Valve
- Edward main Steam Globe Valve
Detail Specification
Size Range | DN 250 to 400; NPS 10 to 16 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | PN 420; Class 2500 |
Material | Metal |
Edward Globe Valve
Edward Flite-Flow Y-Pattern Globe Valve
The Edward Flite-Flow Y-Pattern Globe Valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature applications. Available in
cast (standard) and forged
(optional) configurations.
Edward Valve Features :
- Greater reliability
- Longer service life in high
- Temperature applications
- Single-piece forgings
- Proprietary nickel-alloy buttering
Edward Valve Features :
- Edward Univalve Globe Valve
- Edward Bolted Globe Valve
- Edward main Steam Globe Valve
Detail Specification
Size Range | 1/4" - 1-1/2" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Threaded or Socket Weld |
EDWARD
GLOBE VALVE
FLITE-FLOW

Edward Globe Valve
Edward Flite-Flow Main Steam Isolation Valve
The Flite-Flow Main Steam Isolation Valve is a high-performance, service-proven technology designed for use when Y-pattern globe valves are chosen for nuclear applications.
Edward Valve Features :
- ASME Section III design code
- Single-stored energy system
- Verifiable 2-10 second fail-safe response
- Increased reliability due to functional verification prior to plant start-up
Edward Valve Series :
- Edward Blow-Off Globe Valve
- Edward Bolted Globe Valve
- Edward Flite-Flow Globe Valve
- Edward Univalve Globe Valve
Detail Specification
Size Range | NPS 24 to 34 DN 600 to 850 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 600 to 900 PN 110 to 260 |
Material | Metal |
Edward Globe Valve
Edward Flite-Flow Main Steam Isolation Valve
The Flite-Flow Main Steam Isolation Valve is a high-performance, service-proven technology designed for use when Y-pattern globe valves are chosen for nuclear applications.
Edward Valve Features :
- ASME Section III design code
- Single-stored energy system
- Verifiable 2-10 second fail-
safe response - Increased reliability due to functional verification prior to plant start-up
Edward Valve Series :
- Edward Blow-Off Globe Valve
- Edward Bolted Globe Valve
- Edward Flite-Flow Globe Valve
- Edward Univalve Globe Valve
Detail Specification
Size Range | NPS 24 to 34 DN 600 to 850 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 600 to 900 PN 110 to 260 |
Material | Metal |
Edward Globe Valve
Edward Univalve Y-Pattern Globe Valve
The Flowserve Univalve Y-Pattern Globe Valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature applications.
Edward Valve Features :
- Fugitive Emissions Compliance Certifications in accordance with latest industry standards
- Minimized leakage due to the enhanced sealing capability of the body
- Redundant control systems
Edward Valve Series :
- Edward main Flite-Flow Globe Valve
- Edward Bolted Globe Valve
- Edward Blow-Off Globe valve
Detail Specification
Size Range | NPS 1/2 to 4 |
Standards | ASME B16.34 ASME Section III |
Pressure Class Range | 1690 to 4500 |
Material | Metal |
Edward Globe Valve
Edward Univalve Y-Pattern Globe Valve
The Flowserve Univalve Y-Pattern Globe Valve is designed for maximum flow capacity and minimum leakage in high pressure, high temperature applications.
Edward Valve Features :
- Fugitive Emissions Compliance Certifications in accordance with latest industry standards
- Minimized leakage due to the enhanced sealing capability of the body
- Redundant control systems
Edward Valve Series :
- Edward main Flite-Flow Globe Valve
- Edward Bolted Globe Valve
- Edward Blow-Off Globe valve
Detail Specification
Size Range | 1/2" - 3" |
Max Temp | -31° C / 816° F |
Pressure Rating | ANSI Class 150 up to 600 |
Material | Forged Steel, other materials available |
End | Flange |
EDWARD
GLOBE VALVE
UNIVALVE
