Mechanical Testing

H. K. D. H. Bhadeshia

Beams

• Large beams

Bend testing

• Reinforcing bar
• Reinforcing bar

Charpy impact toughness

• Charpy testing

Creep

• Creep and Creep-Fatigue testing
• Creep testing machines
• Type IV cracking

Formability

• Dome tests, stretch flangeability, hole expansion

Fracture

• Cracks
• Deliberate cracking
• Fractographs, brittle and ductile
• Ductile fracture
• Charpy tests
• Strength and toughness
• Hot-ductility Varestraint tests

Hot-ductility tests

• Varestraint test

Mechanical properties of steels