SS540 - Q/BQB 303-2018

Grade	SS540
Corresponding Standard	Q/BQB 303-2018 Continuously Hot-Rolled Steel Sheet and Strip for General Structure
Brand/Supplier	-> BAOSTEEL
Classification	Carbon Steel

SS540 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	-	-	-	-	-
Maximum Value	0.3	0.25	1.6	0.025	0.025

SS540 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤5	≥540	≥400	① ≥16
5＜t≤16	≥540	≥400	② ≥13
t＞16	≥540	≥390	② ≥17

SS540 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"!