scholarly journals Impulse Excitation Internal Friction Study of Dislocation and Point Defect Interactions in Ultra-Low Carbon Bake-Hardenable Steel

2013 ◽  
Vol 45 (4) ◽  
pp. 1962-1978 ◽  
Author(s):  
Il-Chan Jung ◽  
Deok-Gu Kang ◽  
Bruno C. De Cooman
2017 ◽  
Vol 207 ◽  
pp. 645-650 ◽  
Author(s):  
Lin Du ◽  
Weijuan Li ◽  
Shengshi Zhao ◽  
Shansheng Wang

2018 ◽  
Vol 49 (11) ◽  
pp. 5235-5240 ◽  
Author(s):  
Ji Hoon Kim ◽  
Yu Na Ju ◽  
Singon Kang ◽  
Bruno C. De Cooman

2020 ◽  
Vol 846 ◽  
pp. 128-132
Author(s):  
Xiao Long Jin

This paper selected cold-rolled low carbon steel as the object of experimentation to better understand that the annealed sample was baked in different degree of pre-deformation span to measure its baking hardening property. The main results of the experiments are as follows: The sample was set in different pre-deformation. Firstly, the baking temperature was set as 170°C and the time span was 20 minutes. The results released that when the degree of pre-deformation was set between 2% and 5%, the BH value increased with the increasing degree of pre-deformation. Secondly, the degree of pre-deformation was set between 5% and 10%, the BH value decreased with the increasing degree of pre-deformation. Thirdly, when the degree of pre-deformation was set at 5%, the BH value reached the maximum. It is illustrated that the BH value increased along with the rising of SKK peak while decreased with the falling of SKK peak. It indicated that the increase of the BH value was mainly due to the intensification of the Cottrell Atmosphere. As the pre-deformation increased, the sum of hSnoek+hSKK decreased. It is worth noting that while under the same circumstances, the sum of hSnoek+hSKK increased after baking.


1981 ◽  
Vol 42 (C5) ◽  
pp. C5-757-C5-761 ◽  
Author(s):  
R. Hanada ◽  
M. Shinohara ◽  
Y. Sado ◽  
H. Kimura

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