Torsion springs
Types:
Simple torsion springs, double torsion, external ends of any type and form.
Raw materials:
Range of wire spring: from ø 0.1mm upto ø 6mm
Steel for springs – Norm EN10270-1 Classes: SM- SH- DM – DH (also prezinked or Bezinal coated)
Pre-tempered steel for spring- Norm EN 10270-2 Classes: FD – TD –VD – FDCrV – TDCrV –VDCrV – FDSiCr – TDSiCr – VDSiCr
Stainless steel for spring- Norm EN 10270-3 Classes:
X10CrNi18-8 (1.4310) – X5CrNiMo17-12-2 (1.4401) – X7CrNiAl17-7 (1.4568)- Norm AISI Classes: 302 – 304 -316 -631
Surface coatings:
Phosphating
Zink plating white
Zink plating black
Chromiting
Geomet
Geoblack
Deltatone
Painting
Cataphoresis
Blackening
Nichel plating
Chrome plating
Gold plating
Any type of spring can be submitted to process of setting, shoot peening, tumbling, washing, oiling, upon customer request.
Examples of applications
