SPFH540 - Q/BQB 310-2023

Grade	SPFH540
Corresponding Standard	Q/BQB 310-2023 Continuously Hot-Rolled Steel Sheet and Strip for Automobile Structural Use
Brand/Supplier	-> BAOSTEEL
Classification	Carbon Steel

SPFH540 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr ^*	Ni ^*	Cu ^*	Al
Minimum Value	-	-	-	-	-	-	-	-	0.01
Maximum Value	0.15	0.5	1.8	0.025	0.025	0.15	0.15	0.2	-

SPFH540 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t＜2	≥540	ReH: ≥355	≥21
2≤t＜2.5	≥540	ReH: ≥355	≥22
2.5≤t＜3.25	≥540	ReH: ≥355	≥23
3.25≤t＜6	≥540	ReH: ≥355	≥24

SPFH540 Corresponding Standards(Same grade name, different standards)

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