S420NL steel plate
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 demands
Mechnical 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 |
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 |
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