Mechanical Behavior of Materials |
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Page 295
... creep strain rate ( έ = dɛldt ) . The creep curves illustrated in Fig . 7.2a can conveniently be divided into three stages . In Stage I ( transient creep ) & decreases with time and strain . ' Transmission- microscopic examination of ...
... creep strain rate ( έ = dɛldt ) . The creep curves illustrated in Fig . 7.2a can conveniently be divided into three stages . In Stage I ( transient creep ) & decreases with time and strain . ' Transmission- microscopic examination of ...
Page 311
... creep processes , the overall creep rate is generally determined by the greatest of the individual creep rates . The concept can be illustrated further by considering the variation of creep rate with stress at temperatures at which both ...
... creep processes , the overall creep rate is generally determined by the greatest of the individual creep rates . The concept can be illustrated further by considering the variation of creep rate with stress at temperatures at which both ...
Page 313
... creep and above which , glide does . ( Prob . 7.9 ) To finally conclude ! The net effective creep rate when parallel creep processes operate is approximately the greater of the creep rates of the respective processes . And when creep ...
... creep and above which , glide does . ( Prob . 7.9 ) To finally conclude ! The net effective creep rate when parallel creep processes operate is approximately the greater of the creep rates of the respective processes . And when creep ...
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