Helical Compression Springs

COLD FORMED

Production program:

• 2.0 mm to 25 mm wire diameter

Material profiles:

• Round
• Rectangular
• Trapezoid

Materials:

• Patented cold drawn unalloyed steel wire according to
• Oil hardened and tempered spring steel wire according to
• Stainless spring steel wire according to DIN EN 10270-3 up to
• Special qualities: Inconel®, Nimonic®, Titanium, Hastelloy®, Elgiloy®

HOT FORMED

WOUND FROM ROUND BARS

Production program:

• 18 mm to 56 mm bar diameter
• 8.30 m maximal bar length

Materials:

• 51 CrV4 or 52 CrMoV4, hot rolled steel for hardened and tempered springs according to DIN EN 10089

Surface

• Peeled and polished
• Ground
• Rolled

WOUND FROM COIL

Production program:

• 10 mm to 36 mm wire diameter
• Wire length practically unlimited
• Very tight spring index possible, minimal 2

Materials

• 51 CrV4, hot rolled steel for hardened and tempered springs according to DIN EN 10089

Surface

• Drawn
• Peeled