B400NQ - Q/BQB 464-2023

Grade	B400NQ
Corresponding Standard	Q/BQB 464-2023 Weather-Resistant Cold-Rolled Steel Sheet and Strip
Classification	Alloy Steel

B400NQ Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	-	0.1	0.2	-	-	0.3	-	0.25
Maximum Value	0.12	0.4	0.5	0.1	0.02	0.65	0.5	0.4

B400NQ Mechanical Properties

Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %
≥400	ReL ≥260	≥27

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