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Hot Wound Springs

For more than 70 years, MW has been producing hot wound springs (also known as hot coil springs, hot compression springs, or hot helical springs) and related products. Our commitment to quality, technology, process improvement and our customers, has made us a premier supplier within the manufacturing industry. We have the ability to control metallurgical processes and guarantee part quality to our customers, earning us a TS 16949 certification, among others. This guarantees the best delivery and the most competitive pricing in the industry.

Availability

Custom Yes Request a Quote
Stock & Standard No
Hot Wound Springs

Hot Wound Springs Overview

Custom Manufacturing

Custom Hot Wound Springs

MW Industries is not limited solely to manufacturing. We also specialize in prototyping, design assistance, tooling, and more. Working with your team and preferred specifications, we will help you develop the best product for your application.

Send us your specs or configure a spring.

Request a Custom Quote
Large Hot Wound Suspension Springs

Hot Wound Spring Manufacturing

MW is a leader in the spring manufacturing industry. We provide standard and specialty processes to ensure your requested product meets your quality and life cycle goals. Some examples include shot peening for improved fatigue life, load testing, individual part identification, grinding, special coatings, in-house powder coatings, cycle testing of finished products, and magnetic particle inspection.

Our highly trained staff of engineers and specialists are always on hand to meet your design, development, and manufacturing specifications. As always, our goal is to meet or exceed your every expectation.

Custom component manufacturing - Hot winding compression coils

Materials

Our inventory is fully stocked and easily accessible, which ensures prompt shipping. If your needs are more custom in nature, we manufacture custom hot wound springs from standard and specialty materials.

Material

  • 5160H
  • 51B60H
  • 92V45
  • SAE 9254
  • SAE 9259
  • SAE 4140
  • SAE 6150
  • SRS60

Services

Our hot wound springs can be manufactured with a selection of commonly requested services.

Manufacturing Services

  • Powder Coat (Mil Standard)
  • E-Coat
  • Part Identification
  • Shot Peening
  • Grinding
  • Cycle Testing
  • Magnetic Particle Inspection
  • Automated Load Testing
  • Custom Tooling Design
  • Prototyping
  • Special Packaging

Wire Types

We can produce hot wound springs up to and including the below maximum specifications.

Wire Specs & Size for Coiling

  • Bar Diameter: Up to 3"
  • Bar Length: Up to 45'
  • Spring OD Max: Up to 24"

Auto Coiling

MW offers auto coiling for hot wound springs up to and including the below maximum specifications.

Wire Specs & Size for Auto Coiling

  • Bar Diameter: Up to 1.875"
  • Bar Length: Up to 21'
  • Spring OD Max: Up to 39"

Ends

We offer multiple end configurations for both stock and custom hot wound springs.

Ends

  • Squared
  • Ground
  • Open End
  • Pigtail
  • Custom

Direction of Helix (Wind)

We can produce your hot wound springs in either a left or right wind configuration to suit your specific application.

Wind Directions

  • Left
  • Right

Quality Standards & Certifications

At MW, we pride ourselves on creating quality products that meet or exceed industry standards. Not only do our facilities perform rigorous quality assurance testing to your specified ranges, but we also maintain several key certifications to ensure that only the best products are shipped to you.

View our full list of available certifications here.

Need a Large Order?

We can design and manufacture a component for your specific application in any quantity. For quantities over 1,000, please request a quote.

Request a Quote
Consumer products component manufacturing