Spiral springs

Constant force springs

Constant force springs are characterized by a very uniform force-displacement curve.

Materials:
EN 10270-1 patented drawn spring steel wire, EN 10270-2 oil hardened and tempered spring steel wire, EN 10270-3 stainless spring steel wire. steel SiCr (VD) DIN/EN 10270-2
Nivaflex 2.4782, and others.

Surface finishing:
Nickel-plating, tin-plating, zinc-plating, chrome-plating, Delta Tone, Delta Seal, zinc-flake-coating, phosphatisation, molykoting, gliss coating, colouration, varnishing, powder coating, etc.

Tolerances:
DIN 2095 - 2096 - 2098- 2099