Deformation and Fracture Mechanics of Engineering MaterialsUpdated to reflect recent developments in our understanding of deformation and fracture processes in structural materials. This completely revised reference includes new sections on isostress analysis, modulus of rupture, creep fracture micromechanicsms, and many more. |
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Page 28
Richard W. Hertzberg. 1.2.2.5 Toughness Another important material characteristic is its resistance to fracture ( measured in units of energy ) . We may define a brittle material as one absorbing little energy , while a tough material ...
Richard W. Hertzberg. 1.2.2.5 Toughness Another important material characteristic is its resistance to fracture ( measured in units of energy ) . We may define a brittle material as one absorbing little energy , while a tough material ...
Page 48
... material , some additional dis- cussion is indicated . It is known that the general flow curve for a given material will decrease with increasing temperature T and decreasing strain rate รจ ( Fig . 1.27 ) . The magnitude of these changes ...
... material , some additional dis- cussion is indicated . It is known that the general flow curve for a given material will decrease with increasing temperature T and decreasing strain rate รจ ( Fig . 1.27 ) . The magnitude of these changes ...
Page 279
... material's ability to yield locally and thereby blunt the crack tip . Consequently , anything that affects the deformation capacity of the material will affect its fracture characteristics as well . Obviously , any metallurgical ...
... material's ability to yield locally and thereby blunt the crack tip . Consequently , anything that affects the deformation capacity of the material will affect its fracture characteristics as well . Obviously , any metallurgical ...
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addition alloy aluminum alloy applied stress associated ASTM atoms behavior brittle ceramics Chapter Charpy component composite crack extension crack growth crack length crack tip craze creep rate crystal curve cyclic decrease depends determined dislocation ductility elastic embrittlement engineering example factor failure fiber FIGURE flaw fracture mechanics fracture surface fracture toughness given grain boundaries hardening hydrogen increasing initial KIEAC lattice load maraging steels martensite material material's matrix Metals Park microstructure microvoid modulus notch Note occur oriented parameter particles phase plane plane-strain plastic deformation plastic zone plate polymer polymeric region relative Reprinted with permission result rupture sample screw dislocation Section shear stress shown in Fig solid solution specimen stacking fault energy steel alloys strain rate stress concentration stress field stress intensity stress level stress-strain stress-strain curve superalloys tensile stress test temperature thermal thickness toughening Trans transition temperature twinning values yield strength