scholarly journals Double cantilever indirect tension testing for fracture of quasibrittle materials

2019 ◽  
Vol 162 ◽  
pp. 76-86 ◽  
Author(s):  
Ferhun C. Caner ◽  
A. Abdullah Dönmez ◽  
Sıddık Şener ◽  
Varol Koç
Author(s):  
Yang Li ◽  
Yong-Phil Jeon ◽  
Chung-Gil Kang

Bending behavior occurs in the hot press forming process, resulting in many cases of failure during forming. To address the problem of cracking and improve the formability and mechanical properties of boron steel sheets in the bending process, an experiment has been carried out by using a spring compound bending die. Also, a comparison has been made between the traditional U-bending die and the spring compound bending die with regard to formability. The influence of the parameters for hot press forming such as the heating temperature, punch speed, and die radii on the mechanical properties and microstructure was analyzed by tension testing and metallographic observations.


2015 ◽  
pp. 129-136
Author(s):  
Elizabeth Garfias-García ◽  
Juan Daniel Muñoz-Andrade ◽  
Pablo Gerardo Rodríguez-López ◽  
Miriam Aguilar-Sánchez ◽  
Benjamín Vargas-Arista

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