Materials and Material Strength

N. N.  (Materials Modelling/ WiSe)

Dr.-Ing. Mathias Büttner (Component Failure Analysis/ WiSe)

Dr.-Ing. Fabian Spreng (materials modelling/WiSe)

Dr.-Ing. Martin Werz (Joining Technology/ SoSe)

Materials Modelling and Damage Science are offered in winter semesters.

Strength of materials II and Welding Technology are offered in summer semesters.

Lectures based on calculation:

Lecture 1 - Materials Modelling, WiSe

Dr.-Ing. Fabian Spreng

1. Definition and structure of material laws
2. Integration into finite elements applications
3. Material laws
   
   • Static plasticity
   • Cyclic plasticity
   • Creep
   • Cyclic visco-plasticity
4. Damage models
5. Autonomous programming and implementing of a material model into a commercial finite elements program. Evaluation of the results.

Lecture 2 - Strength of materials II, SoSe

N. N.

1. Fracture-mechanical component analysis
   
   • Linear-elastic fracture mechanics
   • Elastic-plastic fracture mechanics
   • Cyclic crack growth
   • Parameter identification
   • Standardisation and sets of rules
   • Application to components
2. Component analysis for cyclic load
3. Component analysis with finite elements simulations

Lectures based on materials:

Lecture 3 - Damage Science, WiSe

Dr.-Ing. Mathias Büttner

1. Definition and classification of damages
2. Damages through mechanical stresses
3. Damages through thermal stresses
4. Damages through corrosive stresses
5. Damages through tribological stresses

Lecture 4 - Welding Technology, SoSe

Dr.-Ing. Martin Werz

1. Technical meaning of welding technology and material related processes during the welding of metallic materials
   
   • Structural changes
   • Welding faults
   • Internal stresses
   • Suitability of welding
2. Welding
   
   • WIG, Mig-Mag, UP, E-Hand
   • laser beam-, electron beam-, plasma-, friction stir-, resistance spot welding
3. Strength behaviour of welded components
   
   • failure under different types of stress
   • interpretation and calculation
4. Damages in welded constructions
5. Quality assurance in welding technology
   
   • Non-destructive testing
   • Requirements, training and sets of rules

This module’s content is divided into materials based and calculation based lectures.
Those lectures complement each other.
The students have to choose one lecture based on calculation and one lecture based on materials to ensure this complement.