S420NL 1.8912 - EN 10025-3-2019

Grade	S420NL
European Standard Steel Grade	1.8912
Corresponding Standard	EN 10025-3-2019 Hot Rolled Products of Structural Steels - Part 3: Technical Delivery Conditions for Normalized/Normalized Rolled Weldable Fine Grain Structural Steels
Classification	Alloy Steel

S420NL Chemical Element Composition Content (%)

Component	C	Si	Mn	P ^①	S ^①②	Cr	Ni	Cu	Mo	N	Ti	V	Nb	Al ^③
Minimum Value	-	-	1	-	-	-	-	-	-	-	-	-	-	0.02
Maximum Value	0.2	0.6	1.7	0.025	0.02	0.3	0.8	0.55	0.1	0.025	0.05	0.2	0.05	-

S420NL Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤16	520~680	≥420	≥19
16＜t≤40	520~680	≥400	≥19
40＜t≤63	520~680	≥390	≥19
63＜t≤80	520~680	≥370	≥18
80＜t≤100	520~680	≥360	≥18
100＜t≤150	500~650	≥340	≥18
150＜t≤200	500~650	≥330	≥18
200＜t≤250	500~650	≥320	≥18

1 Approximate Comparison Table Pressure-Bearing Flat Steel

International Organization for Standardization		European Standard
ISO	Numerical Grade	EN	Numerical Grade
P420NL1	1.8912	S420NL	1.8912

2 Approximate Comparison Table Structural, Pressure Vessel and Engineering Steels

S420NL 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"!