Micromechanics-Based Damage Analysis of Fracture in Ti5553 Alloy with Application to Bolted Sectors

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Ben Bettaieb , Mohamed; VAN HOOF , Thibaut; Minnebo , Hans; Pardoen , Thomas; Dufour , Philippe; JACQUES , Pascal J.; Habraken , Anne-Marie;
(2015)
  • Publisher: Springer Verlag/ASM International
  • Related identifiers: doi: 10.1007/s11665-015-1383-7
  • Subject: Mécanique: Mécanique des solides [Sciences de l'ingénieur] | stress triaxiality | [SPI.MECA.SOLID]Engineering Sciences [physics]/Mechanics [physics.med-ph]/Mechanics of the solides [physics.class-ph] | [ SPI.MECA ] Engineering Sciences [physics]/Mechanics [physics.med-ph] | [ SPI.MECA.MEMA ] Engineering Sciences [physics]/Mechanics [physics.med-ph]/Mechanics of materials [physics.class-ph] | [SPI.MECA.MEMA]Engineering Sciences [physics]/Mechanics [physics.med-ph]/Mechanics of materials [physics.class-ph] | complex loading | [ SPI.MAT ] Engineering Sciences [physics]/Materials | [SPI.MAT]Engineering Sciences [physics]/Materials | [SPI.MECA]Engineering Sciences [physics]/Mechanics [physics.med-ph] | notched samples | ductile fracture | aircraft engine | FE validation | Matériaux [Sciences de l'ingénieur] | [ SPI.MECA.SOLID ] Engineering Sciences [physics]/Mechanics [physics.med-ph]/Mechanics of the solides [physics.class-ph] | Mécanique [Sciences de l'ingénieur] | Mécanique: Mécanique des matériaux [Sciences de l'ingénieur] | Thomason model

A physics-based, uncoupled damage model is calibrated using cylindrical notched round tensile specimens made of Ti5553 and Ti-6Al-4V alloys. The fracture strain of Ti5553 is lower than for Ti-6Al-4V in the full range of stress triaxiality. This lower ductility originate... View more