S420NL steel plate Heat Treatment

S420NL steel plate Heat Treatment

S420NL steel plate is one kind steel grade in steel standard EN 10025-3 which also contains steel grades S275N,S275NL,S355N,S355NL,S420N,S460N,S460NL. with specified minimum values of impact energy at temperatures not lower than -50 °C, designated as NL.So for steel plate S420NL shall be done low temperature impacting test under minus 50 centigrade.

Other information of S420NL steel plate,such as S420NL steel plate mechanical properties,S420NL steel plate chemical composition, S420NL steel plate size etc.

Steel Grade: S420NL

Product name: Low Alloy & High Strength Mild/Carbon Steel Plate

Size:Thickness:6-700mm Width:1500-4020mm Length:3000-18800mm

Heat Treatment: as required

S420NL steel plate Chemical composition

C:≤0.2 Si:≤0.6 Mn:1.0-1.7 P:≤0.025 S:≤0.02 N:0.025 Al:≤0.02 Nb:≤0.05 V:0.2 Ti:≤0.05 Cr:≤0.3 Ni:≤0.8 Mo:≤0.1 Cu:≤0.55

S420NL steel plate Mechanical properties

Yield strength(Mpa):340-420 Tensile strength(Mpa):500-680 Impacting Test:-50℃,27J

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