Custom Springs Manufacturer · Precision Coil Springs · Stamping & Formed Components

✓ Works from drawings, samples, or application specs
✓ Engineering input on manufacturability and process
✓ Prototype to production, same process control

As a custom springs manufacturer and precision spring manufacturer. we develop custom coil springs, stamping, and formed components to meet functional, dimensional, and performance requirements.

Each project starts with your drawing, sample, or specification. Our engineering team provides manufacturability insightsand process guidance during development.

Prototypes and full-scale production follow the same inspection standards —the part you approve is the part we scale.

Product Categories

compression Springs

Compression Springs

Designed for controlled tension and return force

👉 View Compression Spring Capabilities →
Tension Springs

Extension Springs

For space-constrained applications

👉 View Extension Spring Capabilities →
Coil Springs

Torsion Springs

Angular force solutions for rotational systems

👉 View Torsion Spring Capabilities →
Constant Force Spring

Spiral & Constant Force Springs

For stable and repeatable force output

👉 View Capabilities →

Flat Springs & Precision Stampings

Components with elastic performance

👉 View Capabilities →
Wire Formings

Wire Forms & Custom Assemblies

Bent wire parts and spring assemblies tailored

👉 View Capabilities →

Engineering & Process Commitment

Engineering Feasibility Evaluation

Every project begins with dimensional and performance validation.

Process Planning & Production Mapping

Clear manufacturing routing and parameter definition before production.

Quality Control Framework

IQC, First Article Inspection and in-process validation.

Supply Chain Coordination

Material sourcing, surface treatment and logistics planning.

Material & Surface Treatment Options

Compression-Springs

Material:

  • Stainless Steel 201/301/302/304/316/631
  • Musice Wire
  • Caron Steel
  • 65Mn
  • Inconel
  • Beryllium Copper PBW
  • Phosphor Bronze
  • 55SiCr
  • 50CrVA
  • 60Si2Mn
  • Titanium
  • Q195/235
  • Pre-Nickel Plating Wire
  • Pre-Zinc Plating Wire

Surface Treatment:

  • Oil
  • Plating
  • Powder Coating
  • Electrophoresis
  • IP/PVD Plating
  • Dacromet Coating
  • Black Oxidation
  • Anodizing
  • Passivation
  • Polishing
  • Phosphate
  • Hot-Dip Galvanizing
  • Shot Peening
  • Heat Treatment + Nitriding

Material and finishing selections are validated based on mechanical performance and environmental requirements.Have a specific material or finish requirement?

👉 Request Engineering Review

Wide Range of Applications

SNM Hardware supplies a variety of springs, which are widely used in electronics, engineering machinery, medical, fire safety and other fields.

Washer Suspension Springs

Air Rifle Springs

Fire Damper Spring

Battery Spring

Linear Actuator Spring

Mold Spring

Canted Coil Spring

Wave Spring

Touch Spring

Vending Machine Spring

Counterbalance Spring

Garter Spring

Door Closer Spring

Return Compression Springs

Door Handle Spring

Sensor Wire Forms

Thread Guide Wire Forms

Solenoid Torsion Springs

Switch Spring

Grill Handle Spring

We custom springs for all of your needs. If you have any creative idea or design. Please feel free to contact us. Our team are gald to work with you. 

Get In Touch

CONTACT DETAILS

  • 86 18965075392
  • info@snmhardware.com

CONNECT WITH US

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ADDRESS

  • Building 62, No.618, Jinshan Avenue, Cangshan District, Fuzhou City,China 350028

Customize Compression Springs

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Drag & Drop Files, Choose Files to Upload You can upload up to 10 files.

Customize Torsion Springs

Please leave message for other specific material
Leave your messages for any inquiry.
Drag & Drop Files, Choose Files to Upload You can upload up to 10 files.

Customize Tension Springs

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Customize Other Springs

Please leave message for other specific material
Leave your messages for any inquiry.
Drag & Drop Files, Choose Files to Upload You can upload up to 10 files.
Torsion springs
Torsion Spring Terminology

Torsion Spring Terminology Active Coils: The number of coils in the spring that are compressed …