Transcription of Fracture Mechanics - Materials Technology
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Fracture MechanicsLecture notes - course 4A780 Concept SchreursEindhoven University of TechnologyDepartment of Mechanical EngineeringMaterials TechnologySeptember 6, 2012 Contents1 Introduction12 Fracture Fracture mechanisms .. Shearing .. Cleavage .. Fatigue .. Crazing .. De-adhesion .. Ductile - brittle behavior .. Charpy v-notch test .. Theoretical strength .. Discrepancy with experimental observations .. Griffith s experiments .. Crack loading modes .. 183 Experimental Surface cracks .. Electrical resistance .. X-ray .. Ultrasound .. Acoustic emission .. Adhesion tests ..214 Fracture Energy balance .. Griffith s energy balance .. Griffith stress .. Discrepancy with experimental observations .. Compliance change .. Fixed grips .. Constant load .. Experiment .. Examples .. 29 III5 Stress Deformation and strain .. Stress .. Linear elastic material behavior.
Fracture Mechanics Lecture notes - course 4A780 Concept version Dr.ir. P.J.G. Schreurs Eindhoven University of Technology Department of Mechanical Engineering
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