In Muelles Melero, we manufacture all types of torsion springs, double torsion or any specially requested by the customer.
The materials used primarily in our products are:
Carbon steel according to EN 10270-1 (SM/SH/DH) drawing or galvanized zinc or zinc/aluminum coating.
Silicon Chrome-hardened steel according to EN 10270-2 (FDSiCr/TDSiCr/VDSiCr).
Stainless steel according to EN 10270-3 (AISI 302/304/316).
Wires of brass, bronze, iron, etc.