Mechanical Behavior of Materials |
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Page 205
... martensite transformation ) initiates at an appropriate undercooling ( the martensite start temperature , M , ) and the reaction is essentially complete at a lower temperature ( M ,, the martensite finish temperature ) . During the ...
... martensite transformation ) initiates at an appropriate undercooling ( the martensite start temperature , M , ) and the reaction is essentially complete at a lower temperature ( M ,, the martensite finish temperature ) . During the ...
Page 206
... martensite transformation . Although both of these structural features contribute to the strength of virgin martensite , it has been shown that by far the greatest strengthening contribution is made by interstitial carbon . This ...
... martensite transformation . Although both of these structural features contribute to the strength of virgin martensite , it has been shown that by far the greatest strengthening contribution is made by interstitial carbon . This ...
Page 488
... martensite transfor- mation can be catalyzed by stress in a way somewhat similar to analogous transformations in stainless and TRIP steels ( although in the steels the transformation is more properly classified as strain - induced ) ...
... martensite transfor- mation can be catalyzed by stress in a way somewhat similar to analogous transformations in stainless and TRIP steels ( although in the steels the transformation is more properly classified as strain - induced ) ...
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alloys applied stress behavior brittle fracture Burgers vector ceramics Chap Coble creep composite crack advance crack growth crack propagation crack tip craze creep fracture creep rate crystalline cubic curve cyclical decreases diffusion diffusional discussed dislocation density dislocation glide dislocation motion displacement ductile ductile fracture edge dislocation effect embrittlement energy example fatigue fiber FIGURE flow stress fracture mechanism fracture modes fracture toughness glass grain boundaries hardening high-temperature hydrogen illustrated in Fig increases initial interaction linear elastic low temperatures martensite material material's matrix metals microcrack microscopic MN/m² Mode II fracture modulus nucleation obstacles occurs particle plastic deformation plastic flow plastic strain polycrystal polymers region result schematically screw dislocation shear stress shown in Fig single crystals slip plane slip systems solids steel strain rate stress levels stress-strain structure superplastic surface takes place TCRSS tensile axis tensile stress transition values viscoelastic void growth yield strength