BR450/780DP has many advantages such as good formability, high strength, low yield ratio, high initial work hardening rate, good balance of strength and ductility, etc. It is a solution to the problem that the high- strength low-alloy steel is not easy to punch. Dual-phase steel is suitable for manufacturing parts of complex shapes, such as car wheel discs and other components.
BR450/780DP steel Chemical composition %
| 
				 Grade  | 
			
				 C  | 
			
				 Si  | 
			
				 Mn  | 
			
				 Nb + Ti  | 
		
| 
				 BR450/780DP  | 
			
				 <0.23  | 
			
				 <2.0  | 
			
				 <3.3  | 
			
				 0~0.10  | 
		
BR450/780DP steel mechanical properties
| 
				 Grade  | 
			
				 Thickness (mm)  | 
			
				 Yield strength (MPa)  | 
			
				 Tensile strength (MPa)  | 
			
				 Elongation A50 (%)  | 
		
| 
				 BR450/780DP  | 
			
				 1.6~6.0  | 
			
				 450~610  | 
			
				 ≥780  | 
			
				 ≥14  | 
		
	BR450/780DP steel application :
	BR450/780DP steel sheet suitable for complex shapes, such as cars and other parts of the wheel spokes.
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