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Supplier: Waterman Industries, Inc.
Description: Waterman rectangular rubber-seated butterfly valves are designed and manufactured for water-tight closure, ease on installation and operation, and adaptability to a variety of uses. They are available in four-sided seating models for orifice or in-line mounting and in three-sided
- Valve Type: Butterfly Valves
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Supplier: Waterman Industries, Inc.
Description: Waterman rectangular rubber-seated butterfly valves are designed and manufactured for water-tight closure, ease on installation and operation, and adaptability to a variety of uses. They are available in four-sided seating models for orifice or in-line mounting and in three-sided
- Valve Type: Butterfly Valves
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Supplier: Hayward Flow Control
Description: The BYV Series butterfly valves are available in PVC, CPVC and GFPP bodies and discs. Liners and seals available in VITON, EPDM or Nitrile materials. 316SS Stems are standard. The BYV Series features a revolutionary hand lever with 19 lockable stop positions and 360 degree interlocking
- Actuation: Manual / Hand
- Connection: Threaded
- Material of Construction: CPVC, PVC, Other
- Media Description: Water, Ground Water, Potable Water, Wastewater
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Supplier: Rotork plc
Description: Hand Operated Worm Gearbox Designed to suit manual applications, the HOW/MPR worm gear operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves. The HOW/MPR gear operators include low lead angle gearing designed to be inherently self
- Flange(s): Yes
- Gear Ratio: 1229 to 7171 (X : 1)
- Gearing Arrangement: Worm
- Output Torque: 345133 to 2.34E6 In-lbs
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Butterfly Valves
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Featured Products Top
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The new Festo solenoid valve VZWD can switch at any pressure from 0 to 90 bar without differential pressure - even in closed media circuits. This new valve is ideal for high pressure and dosing applications. It can be operated with water, air, and neutral media. These units operate (read more)
Browse Solenoid Valves Datasheets for Festo Corporation -
the valve should be automated. Today, automated ball and butterfly valves can be operated hundreds and even thousands of miles away from the control room. Using telephone, radio frequency and other such hard wire and wireless control signals a plant can now get almost instant response from their (read more)
Browse Ball Valves Datasheets for DynaQuip Controls -
Festo introduced today the VZWF, a force pilot operated solenoid valve that can be used with water, air, and neutral media. This new valves utilize relatively small solenoids to control high pressures with large nominal diameters. The units can switch at pressures as low as 0 bar and close (read more)
Browse Solenoid Valves Datasheets for Festo Corporation -
provide process valves, controllers, (read more)
Browse Control Valves Datasheets for Burkert Fluid Control Systems -
A swing check valve is a butterfly-style check valve in which the disc, the movable part to block the flow, swings on a hinge or trunnion, either onto the seat to block reverse flow or off the seat to allow forward flow. The seat opening cross-section may be perpendicular to the (read more)
Browse Water Valves Datasheets for Flomatic Valves -
neutral media. The use of a sealing piston instead of a diaphragm means that even high pressures can be controlled with a large nominal diameter. The valve closes automatically if power is lost. The valve can be operated wherever there is a pressure difference between the valve input (read more)
Browse Solenoid Valves Datasheets for Festo Corporation -
in the direction of media flow for gases and close against the direction of media flow for fluids. For safety, these valves automatically close on pressure loss in the control circuit. VZXF valves operate without the need for any pressure differential. The VZXF are 2/2-way valves, normally (read more)
Browse Industrial Valves Datasheets for Festo Corporation -
For the plumbing and heating sector, Bonomi North America distributes the products of the Italian company Rubinetterie Bresciane: a leading company in the production of ball, butterfly and check valves. A selection of valves to meet every need. The 250 N brass ball valve is FNPT threaded (read more)
Browse Ball Valves Datasheets for Bonomi North America, Inc. -
modulating failsafe; and three sizes to meet valve torque requirements. The multi-voltage general purpose unit operates at a 75 percent duty cycle for more frequent cycling of the valve. Compatible with most PLCs, the (read more)
Browse Ball Valves Datasheets for Asahi/America, Inc. -
chemical resistance. By using Perlast® seals, many manufacturers of process equipment have been able to extend the operating capability of their original equipment without expensive valve and pump redesigns. Lower overall cost of ownership can be achieved (read more)
Browse O-rings Datasheets for Precision Polymer Engineering Ltd.
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Indicates content that may require registration and/or purchase.
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Two fire incidents on compressor stations - issue 147
A recently replaced 0.3 m chain - operated butterfly valve failed when the chain-operated handwheel, chain guide and chain became disconnected and fell more then 3.5 m, narrowly missing the utilities operator opening the valve .
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Piping Handbook, Seventh Edition > PIPING LAYOUT
The piping designer must be familiar with proper application of all types of valves including gate, globe, plug, butterfly , ball, angle, diaphragm, check, pressure relief, and control valves and their methods of operation including manual, chain , gear, air, hydraulic, or motor.
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XE-Prime EP-6A startup tests. SPEAR report
The TBV ( S / N 88OO28) did not fully close during low (60 psia) actuation pressure operation (FSD chain checkout) prior to the first engine start test. .... Final valve butterfly position, following the close command was l8.1+^ (12.1 degrees) open.
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Valve Handbook, Third Edition > Manual Operators and Actuators
A chain wheel is a handwheel with teeth or grooves to accommodate a circular length of chain , allowing for the user to operate an out-of-reach valve . .... Rotary-motion manual operators are used with quarter-turn valves, such as plug, ball, and butterfly valves.
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CR4 - Thread: PLACEMENT OF VALVE
Chains are ok if there is no chance of moving equipment getting hung up in them and you don't mind dirt and junk falling on your head when you operate the valve . .... Otherwise why not pneumatic actuators for simple open/shut and positioners for better control and use butterfly valves.
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23 00 00 GENERAL MECHANICAL REQUIREMENTS (HVAC)
B. Valves located 6 feet or greater above the floor shall be chain operated . .... water, chilled water and condenser water systems shall be quarter turn ball or butterfly valves; Gate valves…
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Federal Register > Thursday, November 19, 2015 > [80 FR 72412] Foreign-Trade Zone (FTZ) 45-Portland, Oregon; Notification of Proposed Production Activity; Lam ...
…flanges; stainless steel pipes- sleeves; stainless steel pipes- elbows; stainless steel, not cast, fittings for tubes and pipes; other steel fittings; steel roller chains; steel link chains; steel chain links; steel screws- springs … and hose cutters; hand- operated adjustable-flat spanners and … keys; hinges and parts; casters; metal fittings of a type for buildings; metal fittings of a type for furniture; iron/steel/aluminum/zinc mountings, fittings, straps, clamps, brackets, levelers, struts and valves ; base metal brackets; braided … control, electric, pneumatic, bellows, butterfly , ball and vacuum); other…
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Process Automation Handbook
…74.8, 77.6 Brent’s method 104.8, 104.9 Bridge circuit 15.2, 15.3, 16.6,18.3 Broadband transmission 40.6 Bubbles and symbols 2.1 Buffering 17.3 Bumpless transfer 23.5 Butterfly valves 19.3 By-pass .... Cavitation 13.7, 20.8 Centre of gravity 74.4, 74.6 Certification barriers 52.13, 52.14 IS 52.7 quality 66.1 safety equipment 57.1 Chain rule 109.5, 118 … loop gain 22.3 operation 3.4 performance 74…
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Fast reactor safety and related physics. Volume II. Licensing; safety-related design
The steam generator area is even separated in 3 single buildings according to the 3 chains . .... In order to mitigate thermal shock loads the decay heat removal operation mode is controlled by butterfly valves in the primary system.