BR440/590HE BR440/580HE - Q/BQB 312-2018

Grade	BR440/590HE
Other Names
Corresponding Standard	Q/BQB 312-2018 Advanced high strength hot rolling steel plate and strip for cold forming
Brand/Supplier	-> BAOSTEEL
Classification	Alloy Steel

BR440/590HE Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Al	More
Minimum Value	-	-	-	-	-	0.02	Ni+Cr+Mo≤1.5
Maximum Value	0.06	1	2	0.03	0.01	-	Ni+Cr+Mo≤1.5

BR440/590HE Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
590~600	440~600	② ≥15

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!