Materials Used for Custom Springs

Spring Materials
Please note that we do not sell raw materials in any form. The materials below are options for custom springs manufactured by Peninsula Spring.

With dozens of materials to choose from, selecting the proper material can be overwhelming. There are several factors to consider when making a material selection, including:

  • Elasticity
  • Tensile Strength
  • Operating Temperatures
  • Operating Environment
  • Corrosion Resistance
  • Electrical Conductivity
  • Thermal Conductivity
  • Magnetic Properties
  • Spark Resistance
  • Aesthetics
  • Cost Efficiency

Peninsula Spring's knowledgeable engineers have years of hands-on experience with all different types of spring and non-spring materials. Our team can help you select the best material for your custom springs, based on your application and performance requirements. Contact us to discuss your material of choice for your project. 

Certifications & Compliance

Peninsula Spring is both Mil Certified and an approved supplier of custom springs and related products for a number of ISO-certified manufacturers. All materials we use for manufacturing have full chemical and physical certifications and are DFARS compliant. 

Custom Spring Materials

While extensive, the list below is by no means comprehensive. If the material you need is not listed, please contact us to discuss availability. We have access to a variety of specialized and exotic materials that can be procured for your order.

Sheet & Strip


Other Spring, Non-Spring and Exotic Materials 

Contact Peninsula Spring today to discuss material requirements for your custom springs.