Test setup for flexural test

Bending flexural test

This article provides answers to the following questions, among others: How does the flexural stress distribution in the cross-section of a specimen subjected to bend loading...
Test setup for Charpy impact test

Charpy impact test

This article provides answers to the following questions, among others: What are the objectives of the "Charpy impact test"?Why does "notch impact energy" represent a measure...
Fatigue test setup

Fatigue test

The fatigue test provides information about the strength of a material under continuously changing stress (dynamic load). This article provides answers to...
Fatigue endurance diagram acording to Haigh

Fatigue limit diagram according to Haigh and Smith

Fatigue limit diagrams according to Haigh or Smith show the maximum yieldable stress amplitude as a function of the mean stress. This...
Determination of the creep diagram from creep curves

Stress rupture test (creep rupture test)

This article provides answers to the following questions, among others: What is a hot yield strength?What is creep?What factors influence the intensity of creep?At what temperatures...
Schematic setup for stress-relaxation test

Stress-relaxation test

This article provides answers to the following questions, among others: How is the stress-relaxation test performed?For which applications is the stress-relaxation test of great importance?What is...
Cupping test

Cupping test

This article provides answers to the following questions, among others: What is the cupping test (according to Erichsen)?What is cold formability?
Principle of ultrasonic testing

Ultrasonic testing (UT)

This article provides answers to the following questions, among others: What is the measurement principle behind ultrasonic testing?What is the coupling agent used for?How are ultrasound...
Dye penetrant inspection

Dye penetrant inspection (DPI)

This article provides answers to the following questions, among others: How is dye penetrant inspection carried out and where is it used?What is the purpose of...
Magnetic particle inspection (magnetic field flow method)

Magnetic particle inspection (MPI)

This article provides answers to the following questions, among others: What is the principle behind magnetic particle inspection?How should flaws be aligned with respect to the...
Measuring tool for eddy current testing

Eddy current testing (ECT)

This article provides answers to the following questions, among others: How does eddy current testing work?Why are two induction coils often connected against to each other?