CDI

CDI

 

  • Chilled Ductile Iron (CDI) is a high strength alternative to steel
  • strength 700 N/mm²
  • elongation 4% and higher
  • train-pressure fatigue strength +- 200 N/mm²
  • excellent to hardening

Surface

Oberflaeche

Ansprunghärte

Ansprunghaerte

Hardening profile after hardening

Haerteprofil

Structure

Scale

Schale

Transition zone

Übergang

Core

Kern

Material properties CDI 580

 

  • Traction : 700 N/mm²
  • Yield strength : 440 N/mm²
  • Elongation : 4 %
  • Train-pressure fatigue : +-200 N/mm²
  • Density : 7,2 kg/dm³
  • E-Modulus : 175.000 N/mm2
  • Thermal conductivity : 35 W/mK
  • Thermal expansion (20 – 400°C) : 12,5 *10-6/K

Summary

 

  • CDI 580 is high strength, ductile casted material easy available and with
  • Good price – perfarmance ratio.
  • Excellent suitability for highly loaded calender rolls and pistons
  • If necessary high-speed flame coating with tungsten carbide is possible.