P355QL1 - ISO 9328-6-2018

Grade	P355QL1
Corresponding Standard	ISO 9328-6-2018 Steel flat products for pressure purposes - Weldable fine grain steels, quenched and tempered
Classification	Alloy Steel

P355QL1 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	Ti	V	Nb	Zr	B
Minimum Value	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Maximum Value	0.16	0.4	1.5	0.02	0.008	0.3	0.5	0.3	0.25	0.015	0.03	0.06	0.05	0.05	0.005

P355QL1 Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t ≤ 50	490~630	≥355	≥22
50＜t ≤ 100	490~630	≥335	≥22
100＜t ≤ 200	450~590	≥315	≥22

Approximate Comparison Table

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
P355QL1	P355QL1	1.8868

P355QL1 Corresponding Standards(Same grade name, different standards)

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