Extension Springs

Advanex Americas is a leading manufacturer of extension springs which are helical springs designed to absorb and store energy by offering resistance to a pulling force. Extension springs are used in a variety of applications including automotive, aerospace, medical and commercial. Our extension springs can be produced with wire diameters of .005″ – .320″ and end type designs include full loops, German or machine hooks, English or cross-over hooks and extended hooks.

Types of Extension Spring Materials

• Music Wire
• 302/304 Stainless Steel
• Oil Tempered Spring Wire
• Chrome Silicon
• Hard Drawn MB
• Beryllium
• Copper
• Phosphor Bronze
• Inconel
• Elgiloy
• Hastelloy

We also provide protective finishes to meet your custom extension spring manufacturing needs. Contact us today to learn more about our extension spring capabilities.