Materials and welding metallurgy
IRA / ARA / CCT
Isothermal transformation of austenite at constant temperature. The original interactive module remains available.
Open interactive module →Topic overview
Isothermal transformation of austenite at constant temperature. The original interactive module remains available.
Continuous-cooling transformation. The original interactive module remains available.
Relationship between cooling rate, the welding thermal cycle and microstructures in the HAZ.
What the module covers
- IRA diagram
- ARA / CCT diagram
- Welding CCT / HAZ
Educational content does not replace current standards, approved WPS/WPQR documentation or decisions by competent welding coordination personnel.
Continue with the practical module.
Open this topic directly in the interactive WeldScope portal.