Flexi-Hinge Valve Co., Inc. - Fairview, PA
Manufacturer
Manufacturer of seatless, self-actuating, double door check valves & foot valves in sizes 1 thru 24 inch. Body styles include MTE, Victaulic® grooved, plain ends, flanged ends & wafer style. Internal materials include 316 stainless steel or 6061 T6 aluminum. Available elastomers include Buna-N, EPDM, Viton® & silicone. Maximum operating pressure is 200 PSI. Spring-less design features low pressure drops with increased flow areas for check valves.

Vortex Valves - Salina, KS
Manufacturer
ISO 9001:2008 certified designer & manufacturer of valves for low pressure applications. Types of valves include quick clean & hand slide orifice gate & gravity diverter valves. Materials include 304 or 316L stainless steel, aluminum & carbon steel. Industries served include plastic, petrochemical, chemical, food, mineral, textile & agriculture. CE, ATEX & FDA approved.
Brand Names: Aggregate Diverter, Fill Pass Diverter, Flex Tube Diverter, Orifice Gate, Quantum, Seal Tite, Vee,...
www.vortexvalves.com/

F.W. Webb Co. - Locations
Distributor, Custom Manufacturer
ISO 9002 certified distributor of low pressure valves including steam boiler safety valves, thermostatic radiator valves, ball valves & excess flow valves. Steam boiler safety valves meet ASME specification & are available in 3/4 in. x 3/4 in. size & withstand standard relief pressure of 15 psi. Thermostatic radiator valves range in sizes from 1/2 in. to 1-1/4 in. Specifications of ball valves include sizes from 1/4 in. to 3 in. Ball valves are available in brass & withstand maximum temperature of 400 degrees F. Threaded-end, solder-end, male hose-end & vented designs are used with hot & cold water, compressed air, natural & bottle gas & low-pressure steam applications. Excess flow valves are available in brass or steel & are used for filling, withdrawing or vapor equalizing applications.
Brand Names: Danfoss Bauer, James Bury, Qic, Rego, Watts
www.fwwebb.com/products/products.php#Online...

Parker Hannifin Instrumentation Products Div. - Huntsville, AL
Manufacturer
Manufacturer of valves including pressure, pressure control, reducing, regulating & relief valves, back pressure valves, high pressure valves, high temperature valves & low pressure valves. Types of valves also include ball valves, check valves, miniature pneumatic diaphragm valves, PFA & PTFE needle valves, plug valves, relief valves, sampling valves, manual & pneumatic slurry valves, solenoid valves, PFA & PTFE stopcock valves, manual & pneumatic diaphragm valves, 2-way multi-turn manual diaphragm valves, 2-way 1/4 turn manual diaphragm valves, 3-way manual diaphragm valves, 2-way pneumatic diaphragm valves & 2-way adjustable bypass pneumatic diaphragm valves.
www.parker.com/portal/site/PARKER/menuitem....

MSC Industrial Supply Co. - Melville, NY
Distributor, Custom Manufacturer
Supplier of 450,000 products from 2,500 mfrs.: cutting/machine/hand/power tools, MRO supplies, abrasives, fasteners, precision instruments, machinery, electrical supplies, safety equipment, HVAC, welding, hose, tubing, fittings, material handling, pumps, power transmission, janitorial; same day shipping
www.mscdirect.com

Magnatrol Valve Corp. - Hawthorne, NJ
Manufacturer, Custom Manufacturer
Manufacturer & custom manufacturer of valves including low pressure valves, high pressure valves, & high temperature valves. Pipe size ranges from 1/2 in. to 3 in. Pressure ranges from 150 psi to 300 psi. Maximum fluid temperature is 400 degrees F. Available in bronze & stainless steel. Suitable to control the flow of steam, corrosive fluids, deionized water, condensate, ammonia, vegetable oils, fuel oils, cryogenics, & flammable liquids.
www.magnatrol.com/valveselect.html

The Lee Co. - Westbrook, CT
Manufacturer, Custom Manufacturer, Manufacturers' Rep
Manufacturer of miniature precision fluid control products including plugs, restrictors, valves & safety screens.
www.theleeco.com/LEEWEB2.NSF/AeroStart!Open...

Georg Fischer Piping Systems - Tustin, CA
Manufacturer
Six sigma capable ISO 9001 & ISO 14001 certified manufacturer & distributor of standard & custom pressure, back pressure, low pressure, pressure control, reducing, regulating & relief valves. Materials used include polypropylene & PVC. Pressure regulating valves range in pressure ratings from 7 psi to 150 psi & operating temperatures from -4 degrees F to plus 248 degrees F. Markets served include automotive, chemicals, confectionery, control & instrumentation, drugs & pharmaceuticals, electronics, food processing & mining.
Brand Names: PROGEF, Sygef
www.us.piping.georgefischer.com/go/Products...

Hy-Lok USA - Houston, TX
Distributor, Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2004 certified custom manufacturer of low pressure valves. Types of low pressure valves include needle, ball, plug, check, relief, cryogenic, integral block, bleed, instrument manifold, gauge, purge, diaphragm, bellows, root & toggle valves. Materials for low pressure valves include 316 stainless steel, carbon steel, brass & special alloys. Valves are available in various sizes, end connections, configurations, pressures & temperatures. Meets ASME standards.
www.hylokusa.com/products/valves.aspx

Low Pressure Valves Products
	RV Series: Relief Valves Diaphragm Valve (Manual Handle) Diaphragm Valve with Pneumatic Actuator More

Emerson Process Management Regulator Technologies, Inc. - McKinney, TX
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of valves including low pressure valves. Markets served include chemical, oil & gas, refining, pulp, paper, power, food & beverage, life sciences, waste water management, LNG, pharmaceutical & consumer. Products are CE certified.
www2.emersonprocess.com/en-US/brands/fisher...

Pneumadyne, Inc. - Plymouth, MN
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified manufacturer of low pressure valves: standard & custom 2-way, 3-way & 4-way. Flow controls, check, needle, shuttle, vacuum & solenoid valves. Variety of porting options from 10-32 to 1/4 push-in. Complete line of pneumatic components.
www.pneumadyne.com/pilot-operators-p-1146-l...

Oil-Rite Corporation - Manitowoc, WI
Manufacturer, Custom Manufacturer
Manufacturer of low pressure valves including constant flow control & precision relief valves. Specifications of flow control valves include 3 oz./minute to 1 gal./minute flow rate, 1/4 in. female NPT inlet & outlet, 0.024 in. to 0.111 in. orifice size & 15 psi to 125 psi pressure. Specifications of relief valves include 1/4 in. NPT thread size, 1/4 in. dia. hole, 3/4 in. hex size, 3/32 in. dia. vent & 5 psi minimum pressure. Made in USA.
Brand Names: Oil-Rite
lubrication-equipment.oilrite.com/category/...

Low Pressure Valves Products
	Universal Sight Feed Valves Pressure Compensated Constant Flow Control Valves Precision Relief Valves

Homestead/Mosser Valve - Allentown, PA
Manufacturer, Custom Manufacturer
Manufacturer of industrial gas, jacketed, lever operated, low pressure, lubricated plug, multi-port, nuclear, oil burner, oilfield & plastic valves. Standard materials include cast or ductile iron. 4 to 144 in. 0 to 450 degrees F. Water treatment plants or industrial applications.
www.homesteadvalve.com/

Westfield Hydraulics Inc. - Pacoima, CA
Manufacturer, Custom Manufacturer
Manufacture, design, assembly & test of powered & non-powered valves, electromechanical devices & fluid power assemblies for aerospace & industrial use. Valves & actuators.
www.whi.cc

Tate-Jones, Inc. - Pittsburgh, PA
Manufacturer
Manufacturer of blast gate valves for use in low pressure applications. Types of blast gate valves including threaded & flanged gate valves. Materials include cast iron, stainless steel & carbon steel. Designed to regulate air flow & shut-off. Threaded valves are available in sizes from 1 in. to 10 in. Flanged valves come in sizes from 3 in. to 16 in.
www.tate-jones.com/blastgate_valves.html

Low Pressure Valves Products
	Blast Gate Valves Threaded Blast Gate Valves Flanged

AES Valves - Houston, TX
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom valves used in high pressure & low pressure applications. Types of valves include ball valves, gate valves, globe valves, check valves, plug valves & specialty valves. Available in sizes from 0.25 in. to 60 in. & in ANSI class 125 to 15,000. Materials include stainless steel, carbon steel, iron, Hastelloy®, Incoloy®, Inconel®, Monel®, tantalum, titanium & zirconium. Valves are available with 1 year warranty.
Brand Names: AES
www.iesvalvesusa.com/iesvalvesmajorhistoric...

Low Pressure Valves Products
	Ball Valves

Baelz North America - MARIETTA, GA
Distributor
Distributor of bellow seal control valves & actuators, both 2-way & 3-way, for leak-free long life in high temperature service such as thermal oil & other high temperature liquid applications. Also manufactures ejector valves & actuators that provide loop temperature control without secondary circulation pumps, both 3-way & 4-way, for hot water & steam control systems. Steam systems include condensate & blow down waste heat recovery packages. Also distributes complete temperature control & automation skid packages for all control valves & associated control systems.
Brand Names: Baelz
www.baelzna.com

E-Motion, Inc. - Eugene, OR
Distributor, Manufacturer
Distributor of low pressure and high pressure ball valves. Brass and stainless steel materials worked. Available with actuator mounting pads, locking handles and NPT threaded ends. Items are available in stock.
Brand Names: Duravalve
www.e-motionllc.com/v/vspfiles/assets/image...

Measurement Specialties, Inc. - Hampton, VA
Manufacturer, Custom Manufacturer, Service Company
Design & manufacturer of sensor products to meet application requirements in many industries including automotive, off-road, medical, industrial, consumer, military/aerospace, test/measurement & traffic applications.
www.meas-spec.com

ARI Valve Corp. - Marietta, GA
Distributor, Manufacturer
ISO 9001 certified manufacturer of low pressure valves. Valves include bellows seal, control, steam traps, safety, pressure regulating & reducing, strainers & check, butterfly & flow regulating valves. Control valves are available with pneumatic & electric actuators. Direct loaded safety valves are used for blowing off excess pressure of steam, vapor, gases & liquid from pressure vessels, steam boiler, hot water boiler & piping systems. Pressure reducing valves are self-operated. Strainers & check valves are Y-pattern with flanges & butt weld ends. Butterfly valves are available with elongated & threaded eyelet connections. Also available are actuators, manifolds, valve plugs & locks.
www.arivalve.com/index.htm

Low Pressure Valves Products
	Pressure Regulating Valves ARI-FABA® ANSI Plus Stop Valves Class 150 with Flanges ARI-FABA® ANSI Plus Stop Valves Class 300 with Flanges More

Weir Minerals - Madison, WI
Manufacturer
Manufacturer of low & high pressure & temperature valves. Types of valves include knife gate, 3-way check & ball & acid valves. Specifications of valves vary depending upon models & include 2 in. to 54 in. size, 75 psi to 150 psi pressure & flow up to 1,000 lpm. Materials include cast ductile iron & LEWMET® nickel chrome alloy. Various features of valves include rubber & EPDM sleeves, carbon steel yokes, 316 stainless steel gates, actuators, bi-directional shutoffs, optional upper stem protectors & protective bellows, enclosed bronze bushings, bevel gears, air & hydraulic cylinders & electric motors. Various applications include mining, power utilities, pulp & paper, industrial, chemical, coal, sand & gravel, cement & alumina.
Brand Names: Hydrau-Flo, Isogate, Lewis Pumps
www.weirminerals.com/products__services/val...

Check All Valve Manufacturing Co. - West Des Moines, IA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer & designer of low pressure check valves. Specifications of low pressure check valves include 3/8 in. to 4 in. nominal pipe size, 0.348 in. to 2.560 in. orifice dia., 1,500 psig to 3,000 psig non-shock pressure, 100 degrees F temperature rating & 1/8 psi to 3.5 psi standard cracking pressure. Available with Aflas®, Buna N, EPDM, Kalrez®, neoprene, PTFE & Viton® seats & 316 stainless steel, Hastelloy®, Inconel® & titanium springs. CE certified.
Brand Names: Check-All
www.checkall.com/PDFfiles/UN-3.pdf

Low Pressure Valves Products
	Flange Insert Check Valve (Style - F1) Flange Insert Check Valve (Style - F6) Union Insert Check Valve More

Plast-O-Matic Valves, Inc. - Cedar Grove, NJ
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom valves including low pressure valves. Features include prevention of overpressure conditions to downstream equipment including filters & sensitive tools, one piece body construction for elimination of internal leakage, internal sensing area flush & engineered thermoplastics for corrosive & ultra pure liquids. Materials available include PVC, natural polypropylene & Kynar® PVDF. Applications include semiconductor fabrication, pharmaceutical processes, dialysis, battery filling, chemical injection, metal finishing, food & beverage & printed circuit board fabrication. Services include product innovation, engineering, precision manufacturing, quality testing & technical assistance. RoHS compliant.
Brand Names: Plast-O-Matic, True Blue
www.plastomatic.com/pressure-regulators.htm...

Doering Company - Clear Lake, MN
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of high & low pressure valves made from aluminum. Specifications include 1/8 in. NPT port, crack pressure up to 2,000 psi & 50 psi & 75 psi spring pressure. Features include stainless steel fasteners, bolts, lock washers, poppet style insert valves, O-ring seals, sleeves, coil springs & retaining rings.
www.doering.com/valves-pav-series.php

Boig & Hill, Inc. - Valley Stream, NY
Distributor, Custom Manufacturer, Manufacturers' Rep
Distributor of valves including high & low pressure, air pressure & steam trap safety relief control valves. Valves are available in threaded & flanged types. Specifications of valves include valve size ranging from 1/2 in. to 6 in. & minimum inlet pressure 20 psig & maximum inlet pressure 300 psig. Features of valves include cast iron & ductile iron body & stainless steel seats & discs. Valves are capable of controlling, reducing & regulating temperature & pressure in steam systems.
Brand Names: Access, Deste, Everlasting, Farris, Flowserve, K-MASTER, Kunkle, Lonergan, Spence, Teledyne Farris,...
www.boighill.com/