Special torsion springs

Mollificio Costanzino produces and sells special torsion springs, in various shapes and in little lots too.
The company works by design or sample provided by the client and is able to satisfy the needs of the most demanding customers.

The special torsion springs with complex geometries produced by Mollificio Costanzino are available with a diameter between 0,50 mm and 3,00 mm.

The materials used:

- Carbon steel wire class SM, SH, DH and according to norm EN 10270-2, also in pre-galvanized and bezinal version.
- Oil tempered and alloy steel wire FD/VD/TD-Cr Si according to norm EN 10270/2.
- Hard stainless steel wire 1.4310, 104401, 1.4568, according to norm EN 10270-3.
- Phosphor bronze wire, copper wire, etc, on demand of the client.