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Supplier: Taylor Products / Smoot
Description: Butterfly Valves are designed to control a material or airflow in pneumatic or gravity flow convey lines. The casting is spherically machined to provide a bubble-tight shut off with minimum torque thus increasing seat life.
- Media: Powder / Solids
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Supplier: Media Valve, Inc.
Description: The Mosites C10 Butterfly Valve, which is fully elastomer lined, is in use throughout the world in a wide range of critical service applications. The control of water, chemicals, air, slurries, and vapors to 150 psi bubble-tight shut off can be achieved with the
- Valve Size: 8 inch
- Flow (Cv): 38 to 3,400
- Features: Butterfly Valves
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Supplier: NIBCO INC.
Description: radially-loaded, elastometric energizer is engineered to provide uniform pressure to the outer circumference of the liner and disc, ensuring absolute bubble tight shut-off Unique, spherically-shaped disc and liner eliminates the axial cold flow and deformation problems typical
- Connection Description: Bolt Flange
- Features: Butterfly Valves, Shut Off Valves
- Agency: ISO
- Material Of Construction: Stainless Steel, Steel
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Supplier: Media Valve, Inc.
Description: The Mosites C10 Butterfly Valve, which is fully elastomer lined, is in use throughout the world in a wide range of critical service applications. The control of water, chemicals, air, slurries, and vapors to 150 psi bubble-tight shut off can be achieved with the
- Flow (Cv): 786 to 80,850
- Features: Butterfly Valves
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Supplier: Grinnell
Description: The GRINNELL Model B302 Butterfly Valve provides for efficient control of on/off or throttling/balancing service, fluid flow, and "bubble tight" shut-off in piping systems. Flow can be from either direction and the valve may be positioned in any
- Valve Size: 2 to 12 inch
- Pressure Rating: 200 to 300 psi
- Media Temperature: -20 to 200 F
- Features: Butterfly Valves
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Supplier: OPW Engineered Systems
Description: High performance butterfly valves are the result of years of experience in the design and manufacture of products for a variety of applications. Our valves are designed and tested to meet or exceed the most exacting standard of our industries. If you have pressure and need a
- Valve Size: 2 to 24 inch
- Pressure Rating: 75 to 285 psi
- Flow (Cv): 2.1 to 21,000
- Agency: API, ASME, ISO
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Supplier: Victaulic Co. of America
Description: GROOVED TYPE 6 INCH NOMINAL SIZE 6 NOMINAL SIZE - DECIMAL 6 NOMINAL SIZE - FRACTIONAL AIR WITH OIL VAPOR, MINERAL OIL, PETROLEUM PRODUCT, VEGETABLE OIL APPLICATION -20 TO 180 DEG F TEMPERATURE RATING BUBBLE TIGHT SHUT-OFF INCLUSIONS/FEATURES ELECTROPLATED CARBON STEEL BODY
- Pressure Rating: 200 psi
- Media: Air, Gasoline / Diesel Fuel
- Features: Butterfly Valves
- Actuation: Manual / Hand, Mechanical Device
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Supplier: TrimTeck
Description: High torque and triple offset design ensures zero leakage. The Optimux OpTE™ triple offset design provides bubble-tight shut-off for critical applications in a wide variety of industrial processes such as petroleum refining, cryogenics applications, pulp and paper and many
- Valve Size: 2 to 48 inch
- Number of Ports/Ways: 2
- Flow (Cv): 52 to 147,000
- Connection Description: Bolt Flange
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Supplier: OPW Engineered Systems
Description: insures that each valve Sure Seal supplies exceeds your application expectations. Non-wetted, 360 deg. radially-loaded, elastometric energizer is engineered to provide uniform pressure to the outer circumference of the liner and disc, ensuring absolute bubble tight
- Valve Size: 2 to 24 inch
- Media Temperature: -58 to 450 F
- Flow (Cv): 8 to 30,409
- Agency: API, ASME, ISO
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Supplier: OPW Engineered Systems
Description: body has drilled and tapped lugs which meet ANSI 125 and 150 flange standards Flange seal provides an absolute seal to all flanges within specifications Series 892 (left) Series 899 (right) - Schedule 80 - bubble tight shut off 100 psi on all full teflon or rubber seat, 150 psi
- Valve Size: 1 to 24 inch
- Pressure Rating: 50 to 150 psi
- Material Of Construction: Aluminum, Ductile Iron, Stainless Steel
- Connection Description: Bolt Flange
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Supplier: OPW Engineered Systems
Description: perimeter through valve body to phenolic backing Precision profile disc provides bubble-tight shut off and assures minimum torque and longer seat life Bonding of elastomer to phenolic backing ring protects against distortion, a common cause of shaft leakage
- Valve Size: 2 to 48 inch
- Pressure Rating: 50 to 200 psi
- Media Temperature: -30 to 400 F
- Flow (Cv): 0.06 to 117,500
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Supplier: Bray Commercial
Description: valves are 100% factory tested for bubble tight shut off and low seating/unseating torque. NY and AB Series valves are available in 2-way and 3-way configurations in sizes from 2” to 20”. Actuators include industrial electric, commercial electric, high pressure
- Valve Size: 2 to 20 inch
- Pressure Rating: 150 to 175 psi
- Media Temperature: -40 to 250 F
- Flow (Cv): 61 to 22,339
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Supplier: Bray Commercial
Description: valves are 100% factory tested for bubble tight shut off and low seating/unseating torque. NY and AB Series valves are available in 2-way and 3-way configurations in sizes from 2” to 20”. Actuators include industrial electric, commercial electric, high pressure
- Valve Size: 2 to 20 inch
- Pressure Rating: 150 to 175 psi
- Media Temperature: -40 to 250 F
- Flow (Cv): 61 to 22,339
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Supplier: Assured Automation
Description: pneumatic or electric actuators. A full range of accessory items are available including limit switches, solenoid valves, positioners manual override devices, and bolt and flange kits. Features & Benefits: Class VI shut-off, Bubble tight Advanced Seat Design: provides a
- Valve Size: 2 to 12 inch
- Pressure Rating: 740 psi
- Flow (Cv): 2 to 4,700
- Number of Ports/Ways: 2
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Supplier: Assured Automation
Description: Assured Automation’s HPX Triple Offset Low Emission Butterfly Valves are an ideal solution for positive shut-off or modulating control applications in erosive, corrosive and critical applications under ambient heat, high heat, and cryogenic temperatures. The HPX is
- Valve Size: 3 to 48 inch
- Pressure Rating: 285 to 1,500 psi
- Media Temperature: -425 to 1,500 F
- Number of Ports/Ways: 2
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Supplier: Grinnell
Description: The GRINNELL Model B333 Large Diameter Butterfly Valve provides efficient control of fluid flow in piping systems. It is a grooved-end bubble tight shut-off valve with end-to-end dimensions that meet MSS SP-67, Table 4 and a mounting pad that meets ISO 5211
- Valve Size: 14 to 24 inch
- Pressure Rating: 300 psi
- Media Temperature: -30 to 200 F
- Features: Butterfly Valves
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Supplier: Clark Solutions
Description: mixing or diversion. Valves are available in full-lugged or wafer mounting style. All bodies meet ANSI 150 pressure ratings for hydrostatic requirements. The valves are compatible with ANSI 125/150 flanges. Standard valves 2"-12" are bidirectional with a bubble-tight
- Valve Size: 2 to 20 inch
- Pressure Rating: 250 psi
- Number of Ports/Ways: 3
- Material Of Construction: Aluminum, Cast Iron, Ductile Iron, Steel
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Supplier: DynaQuip Controls
Description: shut-off during actuation and quick and easy field repairs. Pilot solenoids, positioners, other pneumatic accessories or other valve body and seat materials are available on request. See our 700/722 Series for detailed butterfly valve information. See our MP Series
- Valve Size: 2 to 12 inch
- Pressure Rating: 200 psi
- Media Temperature: -40 to 350 F
- Number of Ports/Ways: 2
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Supplier: DynaQuip Controls
Description: Stainless Steel stem shaft ensured dependability and positive disc positioning Locating holes at bottom and top of Wafer Valve Ease Installation. Lug style valve has drilled and tapped lugs meeting ANSI 125/150 flange standards Precision Profile Disc provides bubble-tight
- Valve Size: 2 to 30 inch
- Pressure Rating: 200 psi
- Media Temperature: -40 to 350 F
- Number of Ports/Ways: 2
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Supplier: Waterman Industries, Inc.
Description: butterfly valves shall be of the tight closing, rubber-lined type with seat ring securely contained within the valve body. Valves shall be bubble-tight at rated pressure of 150 PSI with flow in either direction. Valve discs shall rotate minimum 90
- Features: Butterfly Valves
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Description: Butterfly Valves This Standard Practice covers dimensions, design, testing, and marking requirements for butterfly valves. Further reference should be made to the MSS SP-68. This Standard Practice covers two types of butterfly valves: Type I – Valves
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Supplier: NIBCO INC.
Description: The BTSV-SB series in-line closed-loop sample valve system is engineered to effectively collect representative sample of hazardous process media. The dead space free design can be installed in both horizontal and vertical piping thus allowing the media to constantly flow through the
- Valve Size: 1 to 6 inch
- Media Temperature: -4 to 400 F
- Connection Description: Bolt Flange
- Features: Butterfly Valves, Sampling / Dispensing Valves, Shut Off Valves
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Supplier: Velan, Inc.
Description: Bidirectional, zero-leakage, triple-offset butterfly valves Features and benefits DESIGN FEATURES: • Triple-offset disc rotation: Provides bubble-tight sealing without rubbing or galling. • Cryogenic stem packing: Composed of superposed Viton O-rings and expanded graphite rings
- Valve Size: 3 to 80 inch
- Agency: ASME
- Connection Description: Bolt Flange
- Features: Butterfly Valves, Other
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Supplier: SSI Fabricated
Description: Strainers (Fabricated FB Series or Cast 125B or Cast 150B Series) (2) Header assemblies – Inlet and outlet (4) Isolation shut off valves (BF Series Butterfly valves) The unit is designed to allow changeover from one strainer to the other when cleaning or
- Pipe Size: 2 to 24 inch
- Pressure Rating: 1,480 psi
- Screen Opening: 0.125 to 0.1875 inches
- Process Temperature: 800 F
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Featured Products Top
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ductile iron body and disc and abrasion-resistant Buna-N Phenolic Backed Seat for stretch resistant, tight shut-off during actuation and quick and easy field repairs. Other voltages and body or seat materials are available on request. Please select Search by Specification to narrow (read more)
Browse Butterfly Valves Datasheets for DynaQuip Controls -
. The internal end of the multiple line quick disconnect incorporates automatic shut-off valves to prevent leakage. A double shut-off version incorporates shut-offs in both ends. Contact Beswick’s technical support team to learn more. (read more)
Browse Quick Couplers Datasheets for Beswick Engineering Co., Inc. -
performance in a wide range of shut off and throttling control applications throughout your facility. For more information visit DeZURIK.com. DeZURIK manufactures the following styles of Plug Valves (read more)
Browse Plug Valves Datasheets for DeZURIK, Inc. -
ranges from 0 to 10 bar, depending on coils used and nominal diameter. Process valve nominal pressure is PN 40. Applications for the VZWD include: high pressures and low flow rates, vacuum systems down to 100mbar, venting gas and storage tank installations, safety shut-off functions in burner (read more)
Browse Solenoid Valves Datasheets for Festo Corporation -
long life and tight shut-off in abrasive / erosive conditions and meeting stringent fugitive emission requirements. The NexTech® valve is designed as a high-end, severe service solution for the process and specialty markets. NexTech® also serves specialty applications to meet specific (read more)
Browse Ball Valves Datasheets for ValvTechnologies, Inc. -
. Balanced plug construction: Reduces thrust, optimizing actuator sizes and improving valve lifespan. Piloted plug design: Provides tight shut-off (Class V) for high-temperature services (read more)
Browse Globe Valves Datasheets for Shanghai Thinktank Process Management Co., Ltd -
. Whether the fluid is liquid, gas or steam, the DLC® provides tight shut-off and protects other equipment in the system from water hammer. Its 316 stainless steel construction ensures a long service life. ASME B16.10 Face-to-Face dimensions Spring-assisted silent (read more)
Browse Check Valves Datasheets for DFT Inc. -
4” and under piping. Below is a collection of non-slam, tight shut-off check valves that fit these criteria: DFT Model Basic Check® • DFT Model Restrictor (read more)
Browse Steam Valves Datasheets for DFT Inc. -
The DFT® Model SCV® is a corrosion-resistant, dependable, versatile, and economical spring-assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas, or steam, the SCV® provides tight shut-off and protects other equipment in the system from (read more)
Browse Check Valves Datasheets for DFT Inc. -
-line check valves for a wide range of applications. These Check Valves provide tight shut-off to protect other equipment in the system from water hammer in liquid, gas, or steam services. Built for reliability, longevity, and low maintenance, the GLC and Excalibur Check Valves are not (read more)
Browse Industrial Valves Datasheets for DFT Inc.
More Information Top
Indicates content that may require registration and/or purchase.
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Sell Offset Type HP Butterfly Valve Wafer type (For Steam)
We specialize in the manufacture and sale of High-performance and Triple offset butterfly valve , providing tight shut - off and zero stem leakage, for all types of process applications.
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Sell Dual Plate Check Valve Wafer type
We specialize in the manufacture and sale of High-performance and Triple offset butterfly valve , providing tight shut - off and zero stem leakage, for all types of process applications.
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Handbook of Chlor-Alkali Technology
Butterfly valves can provide tight shut - off when soft seats are used, and their major application in chlorine service is in the larger pipe sizes.
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Process Control Valves - Americas - 2012
Triple offset butterfly valves which provide tight shut - off when the valve is fully closed were reported to be benefitting from this trend.
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Process Control Valves - EMEA - 2012
Triple offset butterfly valves which provide tight shut - off when the valve is fully closed were reported to be benefitting from this trend.
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CR4 - Thread: Butterfly Valve in Natural Gas Line
Here I mean in your case only to give a tight shut off not possible with a butterfly valve .
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CR4 - Thread: Wafer Lug Type Butterfly Valve - Tapped or Through Hole to Be Used at Flange
Butterfly valves are not generally " tight shut off " and are more popular in modulating (control) applications.
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Dry as a Butterfly | News | The Engineer
Neles Automation says that its new ZeroLeak Neldisc Butterfly valve provides bubble- tight shut - off along with long-lasting, dependable performance.
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Explosion on a flare stack - issue 185
Even with these precautions it should be remembered that butterfly valves in flare systems will not give a tight shut - off after they have been in service for a few years.
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Process Automation Handbook
For example, globe and butterfly valves are often used for dual control and isolating purposes, although a tight shut - off may not be achieved.