Some considerations about stress-relaxation in bending when an internal stress is present

Stress-relaxation in bending data, when the constitutive equation that describes the creep behaviour of the material includes an internal stress, are simulated numerically for two creep laws normally used in the literature. The simulation shows that the equations used to convert bending data to unia...

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Detalles Bibliográficos
Autores principales: Povolo, F., Tinivella, R.J., Botteri, G.B.
Formato: JOUR
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_00222461_v27_n24_p6590_Povolo
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Sumario:Stress-relaxation in bending data, when the constitutive equation that describes the creep behaviour of the material includes an internal stress, are simulated numerically for two creep laws normally used in the literature. The simulation shows that the equations used to convert bending data to uniaxial conditions are also applicable when the internal stress changes with the applied stress. © 1992 Chapman & Hall.