SM520C - Q/BQB 303-2018

Grade	SM520C
Corresponding Standard	Q/BQB 303-2018 Conti nuousl y hot-rol l ed steel sheet and stri p for general structure
Brand/Supplier	-> BAOSTEEL
Classification	Carbon Steel

SM520C Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	More
Minimum Value	-	-	-	-	-	Ceq ≤0.4
Maximum Value	0.2	0.55	1.65	0.025	0.02	Ceq ≤0.4

SM520C Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤5	520~640	≥365	① ≥19
5＜t≤16	520~640	≥365	② ≥15
t＞16	520~640	≥355	② ≥19

SM520C 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"!