Springs
Ranges
- Round and square wire springs
– Traction – wire ø 0.3 to ø 28
– Compression – wire ø 0.1 to ø 30
– Torsion – wire ø 0.1 to ø 28
-Formed wires - Formed flat spring – thickness 0.1 to 3
- Leaf spring
Mechanical properties
Pre-setting
Raw material
- Pre-galvanized wire
- Piano wire
- Stainless steel
- EN 10270, 50cRv4, XX70 to XC85, 55CrSi, 60Si2Mn …
Heat treatment
- Tempering, quenching
- Stabilizing anneal
Surface protection
- Shot blasting
- Pre-tension shot-blasting
- Oiling
- Browning
- Phosphatising
- Painting
- Rilsan coating
- Electrolytic zinc plating, hydrogen de-embrittlement process
- Zinc flake plating
- Cataphoresis