Grade P400NGJ4
Corresponding Standard NF A 36-215-1997
Fine Grain Low Alloy Steel
Classification Alloy Steel
P400NGJ4 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo V Nb Al
Minimum Value 0.1 - 1 - - - 0.2 - - - - 0.02
Maximum Value 0.2 0.5 1.7 0.02 0.01 0.25 0.7 0.18 0.1 0.1 0.05 -
◎ This type of weldable fine-grain low-alloy steel is primarily used for high-risk cargo transportation equipment.

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