Grade P420NL2
ISO Numeric Designation 1.8913
Corresponding Standard ISO 9328-3-2018
Weldable fine grain steels, normalized
Classification Alloy Steel
P420NL2 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N Ti V Nb Al More
Minimum Value - - 1.1 - - - - - - - - - - - Nb+Ti+V≤0.22
Maximum Value 0.2 0.6 1.7 0.02 0.005 0.3 0.8 0.3 0.1 0.02 0.03 0.2 0.05 0.02
P420NL2 Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
t≤16 540~690 ≥420 ≥19
16<t≤40 540~690 ≥405 ≥19
40<t≤60 540~690 ≥395 ≥19
60<t≤100 515~665 ≥370 ≥19
100<t≤150 500~650 ≥350 ≥19
150<t≤250 490~640 ≥340 ≥19
Approximate Comparison Table
International Organization for Standardization European Standard
ISO Numerical Grade Numerical Grade
P420NL2 1.8913 1.8913
P420NL2 Corresponding Standards(Same grade name, different standards)

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