Q355D - GB /T 34199-2017

Grade	Q355D
Corresponding Standard	GB /T 34199-2017 Hot-rolled H section steel for electrified railway pillars
Classification	Alloy Steel

Q355D Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni	N	Ti	V	Nb	More
Minimum Value	-	-	-	-	-	-	-	-	-	-	CEV≤0.43
Maximum Value	0.15	0.5	1.6	0.03	0.025	0.5	0.01	0.2	0.15	0.07	CEV≤0.43

Q355D Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤40	470~630	t≤16: ReH≥355 16＜t≤40: ReH≥345	A: ≥22	-20°C: ≥34

Q355D 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"!