The Mechanical Characterization of Low Work Hardening, High Strength Steel

2005 ◽  
Vol 2 (9) ◽  
pp. 14145
Author(s):  
SW Dean ◽  
RI Scott ◽  
PD Hodgson
2011 ◽  
Vol 704-705 ◽  
pp. 1465-1472
Author(s):  
Jin Wu ◽  
Da Sen Bi ◽  
Liang Chu ◽  
Jian Zhang ◽  
Yun Tao Li

Dual phase (DP) steel is a high strength steel for auto-panel. In this paper, mechanical property, forming ability, baked-hardening and work hardening properties of high strength steel DP450 are studied by experiments, and compared with those of steel MS6000.And theoretical research on predicting the forming limit of steel DP450 by the NADDRG model. The established mathematic model for relativity is of practical usefulness. Experimental results reveal that the yield strength of steel DP450 is about 7.2% lower than the MS6000,and the break strength increases by 18.9%,while the elongation increases by 19%.The strain hardening exponent of steel DP450 are superior to those of MS6000.The results show that mechanical property of high strength steel DP450 is better than that of MS6000,while forming ability of DP450 is not lower than that of MS6000.And baked-hardening and work hardening properties of steel DP450 are better than those of MS6000.The steel sheet DP450 owned a good forming ability.


2021 ◽  
Author(s):  
Jon Edward Gutierrez ◽  
Jacqueline Noder ◽  
Neil Paker ◽  
Jamie Bowman ◽  
Amir Zhumagulov ◽  
...  

2017 ◽  
Vol 4 (2) ◽  
pp. 3166-3172 ◽  
Author(s):  
C. Venkateshwar Reddy ◽  
P. Ramesh Babu ◽  
R. Ramnarayanan ◽  
Dilkeshwar Das

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