OCECO, Inc. - Tiffin, OH
Manufacturer
Manufacturer of emergency relief valves & vent. Emergency relief valves or vent for high-capacity relief in excessive internal line pressure. Emergency relief valves are available in steel body with stainless steel seat rings or in all-aluminum body with aluminum or stainless steel covers. Sizes range from 2 in. to 24 in. Options include PTFE or synthetic rubber membranes. Settings for 3 in. to 1 psig in sizes to 12 in. & to 8 oz. available.
www.oceco.com/Products/Default.aspx

Emergency Relief Valves Products
	Emergency Relief Valve -V108A Emergency Relief/Manway -V108-B

TR Engineering, Inc. - Scotts Valley, CA
Manufacturer
Manufacturer & designer of standard & custom emergency relief, shut-off, stop & fail-safe system valves. Types of valves also include directional control, stainless steel, aluminum, alloy steel & relief valves. System capabilities include design & fabrication of hydraulic power supplies & cylinders & computer-controlled automatic testing equipment. Industries served include construction, manufacturing, aerospace, marine & petrochemical. Made in the USA.
www.trengineering.com/special-products.htm

Circle Valve Technologies Inc. - Harleysville, PA
Distributor
Distributor of valves. Check valves, solenoid valves, ball valves, cryogenic valves, relief valves, needle valves, plug valves, actuated valves, diaphragm valves, pressure regulators. Markets served include industrial gas, chemical, medical, power, marine, oil & gas processing.
Brand Names: 3B Filters, Aerodyne, Atkomatic, Contromatics, Duravalve, Go, Gyrolok, Headline, Hoke, Jefferson...
catalog.circlevalve.com/category/relief-val...

L & J Technologies, Inc. - Hillside, IL
Manufacturer, Custom Manufacturer
Manufacturer of emergency relief valves/vents. Wide variety of sizes & materials of construction make this ideal for the petroleum, petrochemical, chemical, food, pharmaceutical, pipeline, steel, water treatment & biogas industries.
Brand Names: Shand & Jurs
www.ljtechnologies.com/sj/Product-Emergency...

Generant - Butler, NJ
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of relief valves in various types including thermal, safety, high pressure, cryogenic, vent & liquid cylinder pressure relief valves. RoHs compliant.
Brand Names: Bi-Lok
generant.com/relief-valve.shtml

MAXPRO Technologies, Inc. - Fairview, PA
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer & distributor of standard & custom relief valves including high pressure relief valves for emergency & chemical applications. Relief valves are available in stainless steel material & with nylon seat & PTFE/EPDM seals. Specifications include orifice dia. of 0.007 in., inlet & outlet connection sizes of 1/4 in. FNPT & working pressures ranging from 1000 psi to 10000 psi. Features poppet design. Same day shipping available.
high-pressure-products.maxprotech.com/categ...

Parker / Autoclave Engineers FCD - Erie, PA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of metal & soft seat emergency relief valves for pressure gas systems, cryogenic systems & petrochemical applications. Specifications of relief valves include 3/4 in. NPT outlet connection, 0.062 in. to 0.312 in. orifice dia., 1500 psi to 75000 psi setting pressure at 100 degrees F temperature & 500 psi maximum back pressure at 100 degrees F temperature. Valves are capable of handling air, gases, steam, vapor & liquids.
autoclave.thomasnet.com/keyword/all-categor...

Velan Inc. - SAINT-LAURENT, QC
Manufacturer, Custom Manufacturer
Lean manufacturing & Six Sigma capable & ISO 9001, ISO 9001:2000, ISO 9000:2001 & ISO 9001:2008 certified. Worldwide manufacturer of standard & custom emergency valves including emergency relief & stop valves. Available in different materials such as cast steel, forged steel, carbon steel, alloy steel, stainless steel, titanium, Monel® & Hastelloy®. Types of emergency valves include gate valves, globe valves, check valves, ball valves, knife gate valves, severe service valves, quarter-turn valves & cryogenic control valves.
Brand Names: Velan
www.velan.com/velan/en/products/

Belimo Americas (USA) - Danbury, CT
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom valves including emergency relief, shut-off & stop valves. Available as control valves. Types of control valves include ball valves, butterfly valves, globe valves, characterized control valves, high temperature characterized control valves, pressure independent valves & zone valves. Control valves are available in different flow patterns, media temperature ranges & power supply types. Standard control valves ranges in sizes from 0.5 in. to 30 in. Capabilities include design engineering, machining & retrofitting. Same day shipping available.
Brand Names: Belimo Air Controls
www.belimo.us/ishop/theme/node/10076.xml

TRIFLOW Corp. - West Berlin, NJ
Distributor, Custom Manufacturer, Manufacturers' Rep
Distributor of emergency relief valves, emergency shut-off valves, emergency stop valves, exhaust valves & fail safe fusible link valves. Types of valves also include butterfly valves, ball valves, pinch valves, pressure seal valves, control valves, check valves, cryogenic valves & knife gate valves. Also available are diaphragm valves, bronze & iron valves.
Brand Names: Mogas
www.triflowcorp.com/products.htm

North American Machine Works - Folcroft, PA
Distributor, Manufacturers' Rep, Service Company
Manufacturers rep. & distributor of emergency valves & emergency relief valves. Types of valves include spring-loaded & pilot-operated pressure relief valves, buckling pin relief valves, triple offset butterfly valves, zero-leakage butterfly valves, metal seated butterfly valves & low pressure safety relief valves. Machining, mechanical contracting, coating, testing, installation, repairing, replacement, balancing, vibration troubleshooting, rigging & dismantling services are available.
Brand Names: BS&B, Farris, Solent & Pratt: TOBV
www.namachineworks.com/safety-relief-valves...

Cooney Brothers, Inc. - Plymouth Meeting, PA
Distributor, Manufacturer, Custom Manufacturer
Full service distributor of relief valves, ball & butterfly valves, PVC & CPVC valves, solenoid valves, gate valves, globe valves, check valves, cast iron flanged ball valves, boiler blow-down valves, knife gate valves, instrumentation valves, safety valves, stainless steel valves, fire protection valves & plug valves. Servicing the industrial, institutional & commercial markets. Pipe, tubing, fittings, steam specialty products, sealing devices, plumbing supplies & other engineered piping products. Manufacturer & fabricator of engineered specialty products & piping components.
Brand Names: ASCO, Conbraco, Crane, Everlasting, FISHER, Hoke, Kunkle, Lonergan, Lunkenheimer, Modentic, Sloan,...
www.cooneybrothers.com/valves.html

American Precision Supply, Inc. - Hampshire, IL
Distributor
Distributor of emergency stop, shut-off and relief systems. On-site inventory management programs and 24 hour emergency services available.
Brand Names: TopWorx
www.apsupplies.com/actuator-supplier-distri...

Grainger Industrial Supply - Locations
Distributor
Distributor of a variety of valves. Featuring ball, relief, check, foot, gate, globe, solenoid, pressure, butterfly, flow control, pneumatic, electronic actuated, air & drain cock, by pass, boiler drain, boiler feed, diaphragm, evaporative cooler, oil shutoff & piston valves among many others. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

Taylor Vaetrix, LLC - Oklahoma City, OK
Manufacturer
Manufacturer of emergency relief & flow control valves used for air, gas & vapor applications. Other valves include conventional, high pressure, pilot, vapor & bronze. Features include maximum set pressure of 250 psig & maximum temperature of 406 degree Fahrenheit.

C & C Industrial Sales (Ccis) - Gallatin, TN
Distributor, Manufacturer, Custom Manufacturer, Manufacturers' Rep, Service Company
Distributor of emergency relief valves including emergency shut-off valves. Industries served include automotive OEM, automotive tier 1, aviation, boating, chemical, cosmetic, food, municipalities, pharmaceutical & recreational sporting equipment.
Brand Names: Binks, Graco, Hosco, ITW, JBI, LaMans, R.W. Beckett, Research Products

Rupture Pin Technology - Oklahoma City, OK
Manufacturer
Manufacturer Emergency Shut Down Devices That Use A Slender Pin To Sense System Pressure. Pin Buckles At Set Pressure By Euler's Law. Valve Closes To Isolate Upstream Pressure. Normal Flow is Unrestricted

T & A Valve Industries, Inc. - Brooklyn, NY
Distributor, Custom Manufacturer, Manufacturers' Rep
Distributor of emergency valves including emergency fail-safe system, emergency relief, emergency shut-off & emergency stop valves. Types of valves include ball valves, check valves, gate valves, globe valves & control valves in materials such as stainless steel, carbon steel & cast iron. Valve automation specialists. Additional services include field engineering, relief valve repairing, steam trap surveys, bypasses, trim changes, extension stems, retrofits & fusible link assemblies. Complete inventory of pipe, valves & fittings offered as well.
Brand Names: ASCO, Aloyco, American, Armstrong, Conbraco, Crane, DFT, DFT, DSI, Davis, Fairbanks, Grinnell Flow...

Haskel International - Burbank, CA
Manufacturer, Custom Manufacturer
ISO 9001 certified custom manufacturer & distributor of regulating relief valves including emergency relief valves for chemical applications. Specifications of valves include 30 psi to 60,000 psi pressure range, 1/4 in. to 3/8 in. pressure & outlet ports & 0.070 in to 0.296 in. orifice dia. Features of valves include aluminum & stainless steel body, stainless steel & nylon seats & Buna-N®, Viton®, PTFE & EPR seals.
Brand Names: BuTech, Haskel

Central States Group - Omaha, NE
Distributor, Custom Manufacturer
ISO 9001:2000 certified distributor of flow control valves including emergency shut-off, relief & stop valves. Types include sanitary butterfly, plug, ball, check, gate, globe, sampling & rising stem valves.

Precision Services, Inc. - Cross Lanes, WV
Distributor, Service Company
Distributor of pumps & emergency relief valves. Repairing & rebuilding services.

Specialty & Ball Valve Engineering, Inc. - Tustin, CA
Manufacturer, Custom Manufacturer
Manufacturer of a variety of pneumatic, electro-mechanical, electro-magnetic or hydraulic actuators & valves. Ball valve products available offer features such as PTFE foot seal, separate ball & stem in addition to single seat offering bi directional seal & bearing supported ball. Other valve products offered include manual angle valves, air valve featuring manual or air actuated operation & 2 inch valves rated at 6000 PSI for helium service.

Dorner Does - Milwaukee, WI
Distributor, Manufacturers' Rep, Service Company
Distributor & rep. of valves, actuation, fluid process equipment & controls.
Brand Names: ASI Level Sensors, BIF, DeZURIK, Gemeco, Golden Anderson, Mercer Valves, Posi-Flate,...

D&D Instruments - Minneapolis, MN
Manufacturer, Custom Manufacturer
Flexible Shafts & Equipment, Automotive & Industrial Gauges, Wiper Systems, Panel & Rocker Switches. Custom Design & Application; All Markets

Groth Corp. - Stafford, TX
Distributor, Custom Manufacturer
Conservation Vent Breather Valves, Blanket/Gas Regulators, Manway Emergency Vents, Valve Repair. Tank Vents, Emergency Venting Devices