Cylindrical, conical and biconical steel compression springs

Mollificio Costanzino produces and sells cylindrical, conical and biconical steel compression springs, by design or sample procured by the client, in little lots too.

Considered the most common spring, produced in the classical cylindrical shape, but also in conical and biconical shape, the compression spring is used in different industrial and non industrial fields.
The springs produced by the company have a diameter between 0,20 mm and 6,50 mm.

On demand processing:
- shoot peening
- bond

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.