Make components that last a lifetime

EN45 is a silicon-manganese spring steel. With a high carbon content, traces of manganese, it is generally used for springs. It is suitable for oil hardening and temperingprocesses that greatly impove its elastic characteristics.

0.35
0.45

Carbon

Max
0.60

Manganese

0.10
0.45

Silicon

Max
0.040

Sulphur

Max
0.040

Phosphorus

1.5
1.80

Chromium

0.10
0.25

Molybdenum

Max
0.4

Nickel

0.9
1.3

Niobium

1

Suitable for Oil Hardening

2

Excellent spring characteristics

3

Great for Tempering

4

Long fatigue Life

Find the right alloy

Picking the right alloy for your application is crucial to ensuring part life, productivity, and operational safety. Feel free to reach out to us so we can help you figure out the perfect steel for your component.

  • Laminated springs
  • Volute springs
  • Coil springs
  • Elastic railway clips
  • Helical springs
  • Leaf springs

Available sizes

  • 100mm X 100mm
  • 125mm X 125mm
  • 160mm X 160mm
  • 200mm X 200mm