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S420NL steel plate
S420NL steel plate
- Steel Standard:EN 10025-3
- Rolling Type:Structural steel plate,low alloy steel plate
- Thickness:6mm-350mm
- Width:1500mm-4200mm
- Length:3000mm-18000mm
- Heat Treatment:Normalised
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.All the steel grades may be supplied in the following qualities as specified at the time of the enquiry and order: I.with specified minimum values of impact energy at temperatures not lower than -20 °C, designated as N. II. 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.
Technical Requirements & Additional Services:
Low temperature impacting test
Rolling under standard NACE MR-0175 (HIC+SSCC)
Ultrasonic test under EN 10160,ASTM A435,A577,A578
Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
Shot blasting and Painting,Cutting and welding as per end user’s demandsMechnical property for S420NL Structural steel:
Thickness (mm) S420NL ≤ 16 > 16 ≤ 40 > 40 ≤ 63 > 63 ≤ 80 > 80 ≤ 100 > 100 ≤ 150 > 150 ≤ 200 > 200 Yield strength (≥Mpa) 420 400 390 370 360 340 330 320 ≤ 100 > 100 ≤ 200 > 200 Tensile strength (Mpa) 520-680 500-650 500-650
Chemical composition for S420NL Structural steel (Heat Analysis Max%)
Main chemical elements composition of S420NL C Si Mn P S Nb V 0.20 0.60 1.00-1.70 0.025 0.020 0.05 0.20 Al(total) Ti Cr Ni Mo Cu N ≥0.02 0.05 0.30 0.80 0.10 0.55 0.025