Traction spring
Made to measure

We respond to all requests for
tension springs


Discover excellence in extension spring manufacturing with STN! As experienced specialists, we are dedicated to the design and production of custom-made extension springs, meeting the highest quality standards.
Our experienced team combines technical know-how and innovation to offer tension spring solutions tailored to your specific needs. Whether for industrial, automotive, railway, medical or aerospace applications, we are your trusted partner.

Why choose STN?
Unrivalled expertise: Benefit from our team's expertise in the design and manufacture of custom extension springs.
Exceptional quality: We are committed to providing products of the highest quality, made from the finest materials available.
Customized solutions: Each spring is designed to your exact specifications, guaranteeing optimum performance in your application.
Reliability: Thanks to our commitment to excellence, our extension springs offer exceptional durability and consistent strength.
Choose us for reliable, high-performance, customized extension springs that meet your most exacting requirements. Contact us today to discuss how we can optimize your projects with our state-of-the-art tension spring solutions!

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Technical specifications


Wire diameters from 0.3mm to 8mm. Forces, elongations made to measure


From 1 piece to several millions

Contact us

Our other models

of contact

2 Rue Ampère BP 25
59560 Comines - FRANCE

Tél: +33 (0)

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