MW Industries has been supplying control valve and actuator springs of all types to the valve industry since 1925.

MW Industries has been supplying control valve and actuator springs of all types to the valve industry since 1925. Numerous valve applications include safety relief, diaphragm, gate, globe and high pressure valves. MW Industries manufactures valve springs to exacting tolerances (+/- 5% on rate), and we can meet the tight one degree squareness required for critical valves. We have extensive experience working with all types of spring materials for valves, including steel and numerous high corrosion and high temperature alloys. The available wire diameters that can be utilized are .005” through 1.875”. Expert engineering design assistance is available for all types of control valve springs, including the spring styles of compression, extension, torsion, leaf and Belleville. Prototypes, as well as a full range of stock catalog items, are available for fast delivery to meet your requirements. Full certifications are available from first article to 100% serialized test reports. Comprehensive testing is also available for all loads and physical dimensions, as well as SPC analyses on final test reports.

The MW Industries family of companies include various locations that are experts at supplying springs to the valve industry.

The Atlantic Spring location in Flemington, NJ provides an extensive size range, from .008” wire diameter up to .625” wire diameter in pre-tempered wire. Atlantic Spring can also supply up to 1.50” diameter bar on non-ferrous special materials.

The Mohawk Spring location in Schiller Park, IL specializes in compression springs with wire diameters from .005” to .500”. Numerous wire materials are available, including carbon steel, alloy steel, copper, bronze, etc..

The Century Spring location (Los Angeles, CA) of MW Industries is known throughout the world as stocking the largest and most diverse inventory of springs in the industry, all available for review in the Century Spring catalog or ordering on the Century ecommerce website. Additionally, Century Spring stocks a complete line of Belleville washer and disc springs used in valve packing assemblies, high pressure valves and valve actuator assemblies.

Valve springs and washersIf your Belleville washer or disc spring application requires an engineered solution due to special environmental conditions, tight space constraints, special load requirements, or service life expectations, our Maryland Precision Spring location can help. They offer complete design, engineering, and manufacturing support.

Engineered Spring Products of MW Industries is located in Houston, TX and specializes in products for the oilfield market. They can provide a wide variety of spring sizes for valve applications, and in numerous material types. ESP also provides disc washers (Bellevilles) for this very demanding market.

Finally, the Matthew Warren Spring location in Logansport, IN is expert in the manufacture of hot coil springs up to 1.875” in wire diameter, for the largest and most demanding valve applications.

Material Capabilities

Music Wire
Hard Drawn
Oil Tempered
Chrome Vanadium
Chrome Silicon
302 Stainless
Type 316 Stainless
Type 321 Stainless
410, 420 Stainless

17-7 PH Stainless
A 286 Super Alloy
Inconel® 600
Inconel® 625
Inconel® 718
Inconel® X-750 #1 Temp
     & Spring Temp
Monel™ 400
K-Monel 500

Ni-Span C
Phos Bronze
Beryllium Copper
Titanium Bar & Wire
Hastelloy® C276

Valve Products

Compression Springs
Extension Springs
Torsion Springs
Leaf Springs
Belleville Washers / Disc Springs
Hot Wound (Hot Coil) Springs
Valve Bodies

Valve Applications

Safety Relief Valves
Diaphragm Valves
Gate Valves
Globe Valves
High Pressure Valves
Valve Packing Assemblies
Valve Actuator Assemblies

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