extension springs

Cold coiled extension springs with various hook types and lengths, made from wire diameter 0.2 up to 6.0 mm. Springs are made from spring steel wire according to EN10270-1 norm, stainless steel wire according to EN10270-3 norm, as well as other types of material specified in your documantation and drawings.

We are able to produce extension springs in all possible shapes and sizes. Your springs can have

  • various types and shapes of the hooks (English, German, ...)
  • normal, shortened or extended eyes or hooks
  • various shapes of non-standard extended arms
  • initial tension or a gap between coils
  • various types of surface treatment
  • packaging according to your requirement

Contact us

Most of our customers require extension springs to be produced according their own drawing and specification, but we are also able to help you to propose and calculate optimal characteristics and shape of the spring in order to meet your application needs.

There is also a possibility to look at and order from our:

standardized extension springs catalogue (in Slovak language only)

For sales, orders and technical consultations please contact one of our sales group according to your localization. You will find all the contact information in contact addresses section.

delta MKS surface treatment

We also offer you a whole range of spring surface treatments according to requirements for corrosion resistance or aesthetic properties.

heat treatment

We perform two types of heat treatment of our products: hardening and tempering.

raw material used

In addition to standard spring materials, we also use materials with special composition or mechanical properties upon request.