scholarly journals Experimental study of the influence of strain-stress state on the jerky flow in metals and alloys

2019 ◽  
Vol 17 ◽  
pp. 906-913
Author(s):  
Tatyana Tretyakova ◽  
Valery Wildemann
Author(s):  
Masao Sakane ◽  
Akihiko Inoue ◽  
Xu Chen ◽  
Kwang Soo Kim

This paper studies the cyclic ratcheting for two materials under multiaxial stress state. The two materials are SUS304 austenitic stainless steel and A1070 pure aluminum. The former material is known as a material that gives strong additional hardening and the latter material shows little additional hardening under nonproportional cyclic loading. The ratcheting behavior under 12 stress-strain waveforms was extensively studied using hollow cylinder specimen. Ratcheting strain depended on the material and stress-strain waveform. Anisotropic ratcheting was found in A1070 but isotropic ratcheting was observed in SUS304 steel.


2014 ◽  
Vol 584-586 ◽  
pp. 1192-1196
Author(s):  
Xiao Wen Liu ◽  
Xiao Yan Chen

Through lots of triaxial and a single-line wetting path experiments for slaking deformation of the remolded laterite , behaviors of stress-strain and volumetric strain-axial strain are studied at different level values of wetting stress.The test results indicate that the modulus of deformation and the strength of samples are reduced by wetting, that the value of wetting deformation is relation to the stress state and that the logarithmic relationship between wetting axial strain of the type of laterite and wetting stress levels meets . The test results obtained have an important reference value for actual projects in Jiangxi laterite area.


2015 ◽  
Vol 8 ◽  
pp. 1703-1712 ◽  
Author(s):  
D.V. Berezhnoi ◽  
D.E. Chickrin ◽  
L.R. Gajnulina ◽  
E.Yu. Kurchatov ◽  
P.A. Kokunin ◽  
...  

2010 ◽  
Vol 107 (2) ◽  
pp. 023515 ◽  
Author(s):  
G. Abadias ◽  
A. Debelle ◽  
A. Michel ◽  
C. Jaouen ◽  
F. Martin ◽  
...  

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