scholarly journals Cyclic plasticity of structural elements made of materials which exhibit the yield-point phenomenon

2011 ◽  
Vol 10 ◽  
pp. 601-606 ◽  
Author(s):  
Andrej Žerovnika ◽  
Robert Kunc ◽  
Ivan Prebil
2016 ◽  
Vol 92 ◽  
pp. 971-977 ◽  
Author(s):  
Andrej Žerovnik ◽  
Vili Pepel ◽  
Ivan Prebil ◽  
Robert Kunc

2010 ◽  
Vol 49 (3) ◽  
pp. 473-482 ◽  
Author(s):  
Andrej Žerovnik ◽  
Robert Kunc ◽  
Ivan Prebil

1956 ◽  
Vol 23 (2) ◽  
pp. 219-224
Author(s):  
F. Forscher

Abstract Experimental results indicate the dependence of the yield-point phenomenon of mild steel on temperature, strain rate, duration of stress, and stress state. This paper proposes a yield criterion which can account for these variables. The theory is developed on the basis of a “structural” model, by which the behavior of microscopic and submicroscopic elements is idealized. The theory postulates as yield criterion a critical number of relaxation centers (active Frank-Read sources) or, equivalently, a critical size of relaxation centers. The transition-temperature phenomenon is considered to be the result of an inhibition of yielding (upper yield point) by means of geometry, temperature and/or strain rate. A relation is given which expresses its dependence on the state of stress and strain rate.


1966 ◽  
Vol 37 (5) ◽  
pp. 1989-1991 ◽  
Author(s):  
L. M. Barker ◽  
B. M. Butcher ◽  
C. H. Karnes

2018 ◽  
Vol 58 (2) ◽  
pp. 373-375 ◽  
Author(s):  
Zhengyan Shen ◽  
Bilei Wang ◽  
Gaofei Liang ◽  
Yunhu Zhang ◽  
Ke Han ◽  
...  

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