SPFH780 - Q/BQB 310-2018

Grade	SPFH780
Corresponding Standard	Q/BQB 310-2018 Hot - rolled steel sheet and strip for automobile structural use
Classification	Alloy Steel

SPFH780 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr ^*	Ni ^*	Cu ^*	Al
Minimum Value	-	-	-	-	-	-	-	-	0.01
Maximum Value	0.2	1	2.1	0.025	0.02	0.15	0.15	0.2	-

SPFH780 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Steel Plate and Steel Strip	≥780	ReH: ≥675	t＜2mm: ≥14 2mm≤t＜3.25mm：≥14 t≥3.25mm: ≥15

SPFH780 Corresponding Standards(Same grade name, different standards)

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