Fatigue in Welded Structures

Jan 18 2018
Tampere 09.00-17.00 2 days 1 150 EUR

What will you learn?

This training course is aimed at those who have knowledge of structural mechanics and of the finite element method and want to learn how to evaluate welded connections with respect to static strength and fatigue life using the Finite Element Method (FEM).

  • General understanding of the methods for analysing static strength of weld connection.
  • Introduction to general fatigue on machined components and learn the terminology.
  • Get the basic understanding of the most common weld fatigue methods according to Eurocode 3, International Institute of Welding (IIW) and DNV RP C-203.
  • Implementation of weld fatigue using FE-methods for solid models and best practices for shell elements.


  • Basics of strength calculations
  • Design of welded structures
  • Calculation of welds
  • Weld joint quality
  • Weld assessment due to static loads
  • Introduction to fatigue analysis
  • Stress-life and strain life fatigue evaluation
  • Weld classes
  • Fatigue assessment of welds
  • Nominal stress method
  • Hot Spot method (geometrical stresses)
  • Effective Notch method (notch stresses)
  • CAB method (geometrical stresses)
  • Fracture mechanics analysis
  • Material properties
  • Residual weld stresses
  • Optimum weld throat size
  • Methods to improve fatigue life
  • Best practices for shell models

Target customers for the course

Introduction to ANSYS Mechanical.

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