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  • P355NL2 PLATE
  • P355NL2 STEEL

P355NL2

  • Steel Standard: EN 10028-3
  • Rolling Type: Pressure vessel steel plate,Boiler steel plate
  • Thickness: 6mm-350mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Normalised
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■ Overview

P355NL2 pressure vessel steel plate shall be done low temperature impacting test under minus 50 centi degree.The normal mill test certificate for P355NL2 boiler steel plate shall be issued according to EN 10204 3.1B.The original mill test certificate for each steel plate shall be followed with our plates when delivery.On this quality certificate,it must be indicate the Heat No. Batch No.Specifications,Unit weight,Total weight,Chemical compositions,Mechnical property (Yield strength values and tensile strength values) and other additional technical testing and velues.

■ Full Data
Technical Requirements & Additional Services:
♦ High tension test
♦ Low temperature impacting test
♦ Simulated post-welded heat treatment (PWHT)
♦ 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 
■ Techicals

Mechnical property for P355NL2 pressure vessel steel:

Thickness(mm) Yield strength (≥Mpa) Tensile strength (Mpa) Elongation in ≥,%
T≤16 355 490-630 22
16<T≤40 345
40<T≤60 335
60<T≤100 315 470-610 21
100<T≤150 305 460-600
150<T 295 450-590

Chemical composition for P355NL2 pressure vessel steel (Heat Analysis Max%)

Main chemical elements composition of P355NL2
C Si Mn P S Al (total) N Cr
0.18 0.50 1.10-1.70 0.020 0.010 ≥0.020 0.012 0.30
Cu Mo Nb Ni Ti V Nb+Ti+V
0.30 0.08 0.05 0.50 0.03 0.10 0.12

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