The specialized module allows for the prediction of the structure and mechanical properties of structural and low-alloy steels after undergoing heat treatment: quenching, normalizing, or annealing.

  • Temperature and phase fields
  • Slab solidification
  • Macro and microporosity
  • Residual stresses
  • Cracks (hot and cold)
  • Elastic deformations
  • Plastic deformations
  • Metal structure


Heat Treatment Model

The model enables the prediction of metal characteristics following heat treatment.

Input Parameters:

3D Model of the part
Thermal properties of the metal
Heat transfer parameters
Chemical composition of the metal
Isothermal holding time at the austenitization temperature

Fourier Solver:

Calculation of the temperature field
*.cst file with calculation results

Heat Treatment Module:

Thermal properties of the metal
Thermal properties of the metal
Thermal properties of the metal

Simulation of:

  • Quenching
  • Normalizing
  • Annealing
  • Tempering

Results:

  • Structure (martensite, bainite, ferrite-pearlite mix)
  • Vickers Hardness
  • Yield Strength
  • Tensile Strength
  • Relative Elongation

Heat Treatment of 40Х Steel Shaft

A study conducted to understand the causes of the fracture of a shaft after heat treatment performed by the producer.

  • Oil Quenching
  • Initial Temperature of the Shaft: 1000 °C
  • Heat Transfer to Oil: 1500 W/(m²K)
  • Retention Time: until the surface temperature reaches 200 °C
  • Air Cooling: Down to 20 °C
  • Heat Transfer to Air: 10 W/(m²K)

Structure

Result of the calculation of the metal structure after quenching

Vickers Hardness

Result of the calculation of Vickers hardness after quenching and tempering

Tensile Strength

Result of the calculation of tensile strength

Yield Strength

Result of the calculation of yield strength after quenching and tempering