Effect of pre‐processing annealing and ram speed on mechanical properties for low carbon steel processed by constrained groove pressing

2019 ◽  
Vol 50 (12) ◽  
pp. 1560-1572
Author(s):  
N. El Mahallawy ◽  
P. George ◽  
E.H. Gad ◽  
A.M. Abdelhaleem
2017 ◽  
Vol 685 ◽  
pp. 168-177 ◽  
Author(s):  
Badirujjaman Syed ◽  
Sulthan Mohiddin Shariff ◽  
Gadhe Padmanabham ◽  
Shaumik Lenka ◽  
Basudev Bhattacharya ◽  
...  

2014 ◽  
Vol 1082 ◽  
pp. 202-207 ◽  
Author(s):  
Shu Yan ◽  
Xiang Hua Liu

A low carbon steel was treated by quenching and partitioning (Q&P) process, and a detailed characterization of the microstructural evolution and testing of mechanical properties were carried out. The resulted mechanical properties indicate that with the partitioning time increasing, the tensile strength decreases rapidly first and then remains stable, and the total elongation increases first then decreases. The investigated steel subjected to Q&P process exhibits excellent products of strength and elongation (17.8-20.6 GPa•%). The microstructural evolution of martensite matrix during the partitioning step was observed, and the morphology and content of retained austenite were characterized. The working hardening behavior of the samples was analyzed, and the retained austenite with higher carbon content contributes to the uniform elongation more effectively.


2000 ◽  
Vol 42 (7) ◽  
pp. 695-699 ◽  
Author(s):  
Dong Hyuk Shin ◽  
Chang Woo Seo ◽  
Jongryoul Kim ◽  
Kyung-Tae Park ◽  
Wung Young Choo

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