Mechanical Behavior of Materials |
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Page 454
... crack propagation which is , of course , tied directly to the material toughness , G. Since the toughness is related to the fracture toughness , knowledge of translates di- rectly into design against crack propagation . The different ...
... crack propagation which is , of course , tied directly to the material toughness , G. Since the toughness is related to the fracture toughness , knowledge of translates di- rectly into design against crack propagation . The different ...
Page 463
... propagation gives rise to fracture . ) Thus , processing of two - phase ceramics requires care that this not happen ... Crack Deflection and Geometry Crack propagation in polycrystalline ceramics is often intergranular in nature . A ...
... propagation gives rise to fracture . ) Thus , processing of two - phase ceramics requires care that this not happen ... Crack Deflection and Geometry Crack propagation in polycrystalline ceramics is often intergranular in nature . A ...
Page 500
... FRACTURE Ơy The transition from Mode II ( or Mode I ) to Mode III fracture occurs when the yield strength for macroscopic flow equals the crack - propagation stress . At temperatures above that at which this occurs , σF > σ , and ...
... FRACTURE Ơy The transition from Mode II ( or Mode I ) to Mode III fracture occurs when the yield strength for macroscopic flow equals the crack - propagation stress . At temperatures above that at which this occurs , σF > σ , and ...
Contents
Overview of Mechanical Behavior | 1 |
Toughening Mechanisms and the Physics of Fracture | 10 |
Elastic Behavior | 44 |
Copyright | |
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alloys applied stress behavior bonding brittle Burgers vector ceramics Chap CHAPTER Coble creep composite compression crack growth crack propagation crack tip craze creep fracture creep rate Crystalline Materials cubic curve cyclical decreases discussed dislocation density dislocation line dislocation motion displacement ductile ductile fracture edge dislocation embrittlement energy equation example fatigue fiber Figure flow stress Fracture Mechanics fracture toughness glass grain boundaries hardening high-temperature increases initial length linear elastic loading low temperatures martensite material's matrix microscopic MN/m² modulus nucleation obstacles particle phase plastic deformation plastic flow plastic strain polycrystalline polycrystals polymers precipitation Prob ratio region result Schematic screw dislocation SECTION shear stress shown in Fig single crystal slip direction slip plane slip systems solids solute atom steel strain rate strengthening stress levels stress-strain structure superplastic surface takes place TCRSS tensile axis tensile strength tensile stress tion toughening transition viscoelastic volume fraction work-hardening yield strength