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Published byLoreen Paul Modified over 9 years ago
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Fire Safe Fusible Link Valves for Automatic Shut-Off
API 607 Ball Valves and Butterfly Valves 2” -24” Link temperatures from 135°F to 440°F FM Approval on all fusible link assemblies
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Specialty Safety Products: Fire Safe Valves
FUSIBLE LINK ASSEMBLIES AUTOMATED BALL VALVES FIRE SAFE BALL VALVES WITH NPT ENDS FIRE SAFE BALL VALVES WITH FLANGED ENDS
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Specialty Safety Products: Fire Safe Valves
Overview of Fusible Link Assemblies Automatic shutoff in case of fire or exposure to elevated heat conditions Used in process lines to contain the media in a safe location or in fire suppression systems Used with API 607 ball and butterfly valves (1/4” through 24” sizes) For pipelines conveying flammable media in either liquid or gas form Valve can be operated even while spring pack is armed Remote shut-off options Torque output options to 21,000 inch pounds
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Applications and Industries Served
Specialty Safety Products: Fire Safe Valves Applications and Industries Served Tank Farms Biodiesel, Ethanol and Alternative Fuels Petrochemical Oil and Gas Pipelines Boiler Systems Paint and Toxic Chemicals Hospitals/Generator Systems To meet insurance, FM or OSHA requirements Release of fire retardants (Fail OPEN) ANY plant with flammable liquids or gasses
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Specialty Safety Products: Fire Safe Valves
Main Features Automatic shut-off in case of fire API 607 fire safe design/approval on all valves Full FM approval Ball valves from ¼” through 4” with NPT, socket weld or 150# flanged ends Butterfly valves from 2” through 24” in lug or wafer style connections Valve can be operated even while spring pack is armed Heavy duty all stainless steel arming plate Patented clock spring design Industrial-style ball and butterfly valves in carbon steel or stainless steel with multiple seat options
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How fire safe fusible link valves work
Specialty Safety Products: Fire Safe Valves How fire safe fusible link valves work Fusible link The spring pack is armed in the full CCW position. Note: the valve can still be opened and closed manually even while the spring pack is armed. The fusible link holds the spring pack in the designated position (for fail open or fail close). When the soldered fusible link breaks, spring pack will rotate the drive coupler and tripper arm clockwise no matter what position the handle is in. Most applications are fail closed; once the valve is in the closed position, it will cut off the flow of flammable media to the pipeline. spring pack Tripper arm SS arming plate
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What makes a valve “fire safe”?
Specialty Safety Products: Fire Safe Valves What makes a valve “fire safe”? Integral tongue & groove Graphoil body seals prevent any leakage past the ball or disc; graphoil stem packing prevents leakage through the top of the valve Tongue and groove body seal design Blow-out proof stem Seats can be TFE, RTFE, PEEK, Nova or Delrin Meets API (American Petroleum Institute) 607 standards for withstanding extended high temperature conditions without leakage at full pressure rating Metal-to-metal contact reduces threat of leakage Graphoil seal
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Our design versus others you might encounter
Specialty Safety Products: Fire Safe Valves Our design versus others you might encounter True “industrial style” full port ball valve, not a check valve Higher pressure ratings Can be manually operated Easy to re-set in the field Simple maintenance and repair of valves in the field No need to remove ball valves from the pipeline for repair/maintenance Can be retrofit to customer-owned or plant-specified valves
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Specialty Safety Products: Fire Safe Valves
Options Valve monitoring Remote shut off On-site installation with our technicians Retrofit to customer-owned valves Proximity sensors/limit switch options for open and closed positions Remote shut-off of fusible link from 24VDC power source
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FUSIBLE LINK ASSEMBLIES FOR FIRE PROTECTION
Specialty Safety Products: Fire Safe Valves FUSIBLE LINK ASSEMBLIES FOR FIRE PROTECTION FUSIBLE LINK PACKAGES Ball valves with NPT ends ½” - 2” 2000PSI RTFE, TFE, Delrin and Peek seat options API607 fire safe Carbon steel or SS construction Ball valves with flanged ends ½” - 4” 150# ANSI flanged RTFE seats and graphoil seals
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Specialty Safety Products: Fire Safe Valves
FUSIBLE LINK ASSEMBLIES FOR FIRE PROTECTION BT-Series FOR VALVES UP TO 21,000# TORQUE LT-Series FOR VALVES UP TO 150# TORQUE MT-Series FOR VALVES UP TO 830# TORQUE HT-Series FOR VALVES UP TO 1800# TORQUE
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Specialty Safety Products: Fire Safe Valves
FUSIBLE LINK ASSEMBLIES FOR FIRE PROTECTION Also available for retrofit to any API607 ball or butterfly valve Here are a few of the valve manufacturers we have made fusible link assemblies for: ABZ BRAY DEZURIK FNW FLO-TITE FLOW-TEK HABONIM JAMESBURY MARWIN SHARPE VALVE SVF FLOW CONTROLS TYCO FLOW CONTROLS
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Specialty Safety Products: Fire Safe Valves
FUSIBLE LINK ASSEMBLIES FOR FIRE PROTECTION Here are a just a few of the END USERS who use our product: Abbott Pharmaceutical Archer Daniels Midland Briggs & Stratton BP Products Cardinal Health Cargill Consumer Energy Elgin Sweepers Georgia Pacific Gillette Harley-Davidson Honda La Farge Marathon-Ashland Nissan North America Procter & Gamble Rustoleum Toyota
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SAMPLE APPLICATION #1: Marathon-Ashland
Specialty Safety Products: Fire Safe Valves SAMPLE APPLICATION #1: Marathon-Ashland Location: Canton, OH Application: fusible link assemblies designed to fail close at a diesel truck re-fueling station Marathon had been using a competitor’s non-industrial style fusible link on a 3” pipeline and they were not holding up in the application because of constant cycling Our assemblies have been in line for over 5 years without failure or maintenance
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SAMPLE APPLICATION #2: SKF USA
Specialty Safety Products: Fire Safe Valves SAMPLE APPLICATION #2: SKF USA Location: Armada, MI Application: fusible link assemblies designed to fail close on EDM (Electrical Discharge) machines that are used to remove material and reshape precision steel parts to obtain desired finish and accuracy High flash points of electrodes/liquid in process recently resulted in a fire at another one of SKF’s locations. FM inspectors now require BI-TORQ fusible link valves on each port off of their dielectric tanks Four assemblies were installed last month and approved by FM and OSHA inspectors
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Specialty Safety Products: Fire Safe Valves
Optional Fusible Plug A cost-effective option when plant air is available Used with a spring return pneumatic actuator Functions open-closed as a standard pneumatically actuated valve. Plug allows air to vent to atmosphere, causing springs to turn actuator CW to close
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AUTOMATED VALVES FOR FIRE PROTECTION
Specialty Safety Products: Fire Safe Valves AUTOMATED VALVES FOR FIRE PROTECTION PNEUMATICALLY ACTUATED API607 FIRE RATED BALL VALVES Spring return or double acting rack and pinion design ISO direct mounting of valves and accessories NAMUR pattern for solenoid mounting ½” through 4” WCB or SS ball valves with NPT or ANSI flanged ends ELECTRICALLY ACTUATED API607 FIRE RATED BALL VALVES On-off or 4-20mA modulating electric actuators 120VAC, 220VAC, 24VAC, 12VDC and 24VDC Variety of options, including heaters and thermostats, timers, relays, auxiliary switches and more ½” through 4” WCB or SS ball valves with NPT or ANSI flanged ends
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Specialty Safety Products: Fire Safe Valves
OTHER PRODUCTS FROM BI-TORQ Valve Automation Butterfly valves Electric actuators InstruPak automated ball valves Pneumatic actuators Knife gate valves Custom mounting kits
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Specialty Safety Products: Fire Safe Valves
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