Prestressed Springs

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Sandvik Materials Technology, Spring Products Div. - Scranton, PA
Manufacturer, Custom Manufacturer
AS 9000 certified manufacturer of custom springs including oil tempered & prestressed springs. Features include constant retraction force, specific free dia. & flat strip material body. Materials used include stainless steel & carbon spring steel of thickness ranging from 0.004 in. to 0.125 in. Springs may be customized with respect to pull force, torque, number of turns, arbor or shaft dia., housing or cavity dia., cycle life & material preference. Applications include window balancers, counter balances & points of purchase.
Smalley Steel Ring Co. - Lake Zurich, IL Browse our catalog of products
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified, ISO/TS 16949:2002 certified, AS 9100 certified & ISO 14001:2004 certified manufacturer of standard & custom precision wave springs including high temperature, oil tempered & prestressed springs. Springs such as crest to crest (plain end/square shim end), single turn, bearing preload, nested, interlaced & expander wave springs are available. Range in standard dia. from 3/8 in. to 16 in. Wave springs can be customized for dia. ranging from 0.200 in. to 90 in. Available with 1 year limited warranty.
Brand Names: Circular-Grain, Crest-To-Crest, Wavo
Century Spring Corp. - Los Angeles, CA
Manufacturer, Custom Manufacturer
Full line manufacturer of custom & standard prestressed springs including compression springs. Compression springs are available in various models & specifications including 0.036 in. to 9.25 in. OD, 0.13 in. to 32 in. free length, 0.020 in. to 7.876 in. ID, 1 lbs./in. to 26,620 lbs./in. rate, 0.03 in. to 17 in. maximum deflection, 0.17 lbs. to 5370 lbs. maximum load, 0.04 in. to 11.1 in. solid length & 0.006 in. to 1.312 in. wire dia. Materials include stainless steel, beryllium copper & phosphor bronze. Compression springs are available with closed, ground & opened ends & zinc, black oxide, gold irridite & tinned wire finishes.
Brand Names: CSC
Coiling Technologies, Inc. - Houston, TX Browse our catalog of products
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified custom manufacturer of industrial wire forms, springs & stampings. Types of springs include belleville, compression, extension, leaf, torsion, wave & wire springs. Capabilities include milling to customer specs., stamping, heat treating, zinc or iron phosphating, non-destructive testing, powder coating, design engineering & shipping. Stampings & butt & spot welded assemblies are also available. Materials are available up to 50 ft. in length & include titanium, music wire, phosphorus bronze, MP-35N, hard drawn, Elgiloy®, chrome silicon, chrome vanadium, beryllium copper, carbon, Inconel® & stainless steel. JIT & Kan Ban delivery are available.
MW Industries - Rosemont, IL
Manufacturer, Custom Manufacturer
ISO 9000, QS 9000 & TS 16949 certified manufacturer of prestressed springs. Springs are available in types including clock, die, drawbar, tapered, compression, torsion & urethane springs. Wire sizes range from 0.004 in. to 2.00 in. Capabilities include metallurgy, CAD design, CAE analysis, fatigue testing & performance analysis. JIT delivery available.
Master Spring & Wire Form Co. - Itasca, IL Browse our catalog of products
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified manufacturer of custom precision coil springs with a wire diameter of 0.008 in. to 0.192 in. most materials used. Compression springs in straight cylindrical, conical, barrel, hourglass, ground & not ground. Extension springs with all types of ends including twist, cross center, side loops, extended hooks, swivel hooks, & flat stock hooks. Torsion & double torsion springs with many different end configurations on the legs. Rush service available for delivery in less than 2 weeks.
Murphy & Read Spring Mfg. Co., Inc. - Palmyra, NJ Browse our catalog of productsCAD Drawings
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified. Manufacturer of stock and custom compression springs including prestressed springs. Various materials include music wire and stainless steel. Specifications include 120 degrees C to 315 degrees C maximum operating temperature, 110 ksi to 399 ksi minimum tensile strength, 0.093 in. to 7 in. length, 0.006 in. to 0.312 in. wire dia., 0.057 in. to 1.937 in. OD and 0.23 lbs. to 255 lbs. maximum load capacity. Applications include simple household hardware and ultra-precision medical devices. Meets ASTM A228 and A313 standards.
Maverick Spring Makers, Ltd. - Brantford, ON Browse our capabilities profile
Manufacturer, Custom Manufacturer
ISO/TS 16949:2009 certified. Manufacturer of springs including cold wound, conductive, oil tempered & prestressed springs. Types of springs include compression, extension & torsion springs. Springs are made from .006 in. to .125 in. wire & resist pulling, turning, twisting & pushing force.
The D.R. Templeman Co. - Plainville, CT Browse our catalog of products
Manufacturer, Custom Manufacturer
Precision manufacturer of all types of compression springs including straight, conical, concaved, barrell, miniature and prestressed. Wire sizes used range from 0.004" (0.1mm) to 0.080" (2.0mm), with emphasis given to sizes below 0.030" (0.76mm). Springs can be made to existing specifications or sales engineers can work to design and develop springs for specific applications. Materials used include stainless steel, music wire, high carbon spring steel, chrome silicon, phosphor bronze, beryllium copper, brass, inconel, monel, nickel, aluminum, tungsten, titanium, elgiloy and MP35N. Serves a wide range of industries including medical devices, electronic devices and switches, security and fire protection devices, hardware and tools, consumer products, and more.
Peninsula Spring Corp. - Gilroy, CA
Custom Manufacturer, Service Company
Custom manufacturer of prestressed springs. Various materials include high carbon steel, stainless steel, high temperature alloys, Inconel®, beryllium copper, phosphor bronze and Monel®. Capabilities include fabrication, laser cutting, engineering, designing and forming. Suitable for computer, medical, aerospace and defense industries.
Jackson Spring - Elk Grove Village, IL
Custom Manufacturer, Service Company
ISO 9001:2008 certified manufacturer of precision springs, wire forms and complex parts. Types of springs include compression, coil, custom, extension, torsion & magazine springs. Materials include stainless steel, music wire, carbon steel, chrome silicon & exotic alloys. Industries serving include automotive, appliance, firearm, furniture, hardware, healthcare, lawn and garden. Military & recreation. ...
General Pipe Cleaners, Div. of General Wire Spring Co. - McKees Rocks, PA
Manufacturer, Custom Manufacturer
Custom manufacturer of prestressed & constant force springs including compression springs. Types of prestressed springs include concave, convex & conical springs. Springs are available in 0.012 in. to 0.625 in. sizes. Square rectangular round & special-section wires are also available for prestressed springs.
Brand Names: Auto-Cut, Cold-Shot, CopperKey, Drain-Rooter, Flexicore, Flood-Guard, Gen-Ear, Gen-Eye,...
Gilbert Spring Co. - Chicago, IL Browse our capabilities profile
Manufacturer, Custom Manufacturer
Manufacturer of prestressed springs including compression, torsion, double-torsion, extension & four slide production. Available in beryllium copper, brass, bright basic, chrome silicon, chrome vanadium, elgiloy, galvanized basic, hard drawn, Inconel, Monel, music wire, oil tempered, phosphor bronze as well as 17-7, 302 & 316 stainless steel. Finishes include black oxide, cadmium, painted, passivate, plain, black, clear & yellow zinc. Featuring short run to high volume capacity.
Plymouth Spring Co. - Bristol, CT Browse our capabilities profile
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified custom manufacturer of springs including small, precision and prestressed springs. Types include compression, torsion, extension, barrel, battery contact, conductive, constant force or clock, buckle and door handle springs. Materials include alloy steel, beryllium copper, brass, bronze, Hastelloy®, Inconel®, Monel®, music wire, nickel, phosphor bronze and stainless steel. Springs are available in flat strip and wire forms and closed and open end ground and unground, short hook, straight offset and torsion and squared end types with anodizing, black oxide, cadmium, cleaned and oiled, painting, phosphate, powder coated, shot peening and zinc finishes. Applications include door locks, electromechanical valves and breakers. Industries served include aerospace/aviation, automotive, construction, consumer product, electrical/electronics, food processing, marine, mining, pharmaceutical, plumbing, pneumatics, power distribution, security and sporting goods. JIT and Kan Ban delivery.
Gifford Spring - Garland, TX
Manufacturer, Custom Manufacturer
Manufacturer of power & prestressed springs. Available in variety of sizes & shapes. Springs can be customized based on specifications including outer dia., inner dia., squareness, frequency of compression, frequency of extension, loads, relevant loop position, direction of helix, types of ends, wire dia., body length, initial tension, type of material used & number of active coils.
Associated Spring, Barnes Group, Inc. - Milwaukee, WI
Custom Manufacturer, Service Company
ISO 9001:2008, ISO 14001:2004, QS 9000/TS 16949:2009, AS 9100B & AS 9120 certified. Worldwide custom manufacturer of special springs including prestressed, self-retracting & wave springs. Special springs are fabricated in different materials such as music wire, oil-tempered wire, steel, stainless steel, copper, chrome vanadium/silicon, phosphor bronze, brass & exotic alloys. Capabilities include design-engineering, prototyping, coiling, grinding, shot peening, applications engineering & mechanical testing. Other special springs such as compression springs, torsion springs, extension springs & power springs are also available.
Brand Names: Associated Spring
AMETEK U.S. Gauge - Horsham, PA
Manufacturer, Custom Manufacturer
ISO 9001 certified worldwide manufacturer of springs including prestressed springs. Available as constant force extension springs & power springs. Springs are fabricated from stainless steel with holes in the free ends. Springs are prestressed flat strips of spring material which is formed into constant radius coils around itself or on a drum. Fatigue life of constant force springs ranges from 2,500 cycles to over a million cycles. Springs feature working deflections of 50 times the drum diameter. Mounting configurations include cavity mounts & multiple spring mounts. End connections can also be customized to fit applications.
Diversified Spring Technologies, Inc. - Santa Fe Springs, CA
Manufacturer, Custom Manufacturer
Custom manufacturer of fourslide products including fourslide & prestressed springs. Flat spring or metal forms are stamped, pressed, or punched. Fourslide spring applications include use in computers, toys, machinery, electronic components, sporting equipment, pumps & valves. Industries served include commercial, aerospace, automotive, military & defense, medical, irrigation, agriculture, construction, engineering, education, hardware, marine, transportation, telecommunications, energy & utilities. Capabilities include prototype, short & long run springs & on-time delivery.
Fan Disc Corp. - Sun Valley, CA
Manufacturer, Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of prestressed disc springs. Prestressed disc springs are suitable for light load bolted section applications. Specifications of prestressed disc springs include OD. ranging from 0.187 in. to 2.500 in., ID. from 0.093 in. to 1.250 in., thickness from 0.010 in. to 0.242 in., height from 0.0051 in. to 0.0807 in. & up to 1.25 in. bolt dia. Applications of prestressed disc springs include maintaining load & tension in bolted assemblies.
Trakar Products, Inc. - Ayr, ON Browse our catalog of products
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & distributor of standard & custom industrial springs including prestressed, coil & recoil springs. Types include compression springs, extension springs, torsion springs, disc springs, die springs, constant force springs & square wire springs. Materials used include music wire, stainless steel, high carbon steel, chrome silicon, bronze & chrome vanadium. Finishes include standard, shot-peened & plated finishes. Springs can be customized as per specifications including ODs, IDs, lengths, wire sizes & number of coils.
Bauer Springs, Inc. - Pittsburgh, PA Browse our catalog of products
Distributor, Manufacturer, Custom Manufacturer
ISO/TS 16949/2002 certified of standard & custom engineered disc springs including conical & prestressed. Other products include Belleville washers, wave washers, spring clamps for automotive exhausts, precision machined parts, Cellpump vanes-rotors, housings & screw bolt assemblies. Products tested using FMEA, FMU, & SPC. Manufacturer facility certified to following standards: DIN EN ISO 9001,TS16949:2002 certified, VDA 6.1, AD-Leaflet WO/TRD 100, KTA 1401 & QSP 4A.
AMETEK Hunter Spring Products - Feasterville, PA
Manufacturer, Custom Manufacturer
Manufacturer of prestressed, torsion & truck springs. Springs feature type 301 stainless steel with hold punches in the free ends. Optimal applications would require fatigue life between 2,500 & 35,000 cycles. Spring produces nearly constant force or torque through its full cycle.
General Wire Spring Co. - McKees Rocks, PA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of custom & precision compression, extension, torsion springs & wire forms made from carbon, stainless & specialty exotic wire up to .625" diameter. Engineering & design analysis. ISO 9001 compliant. Sewer & drain cleaning equipment.
Orlando Spring Co. - Los Alamitos, CA
Custom Manufacturer
Custom manufacturer of metal springs, including compression springs, extension springs, clock springs, and torsion springs. Industries served include medical, defense and aerospace. Additional capabilities include metal stamping and precision CNC wire forming.
Pohl Spring Works, Inc. - Spokane, WA
Distributor, Manufacturer, Custom Manufacturer
Custom design & manufacturer coil springs to fit just about any application.Types include compression, extension, or torsion coils to your specifications. Materials available include beryllium copper B197, chrome silicon 401, oil tempered MB A231, music wire A228, phosphor bronze B159, stainless steel, 4140, 4145, 5160. Finishes available include galvanize, zinc, nickel, powder coating in any color, electorolysis plating in most finishes.
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