European standard P355NL2 steel plate

The P355NL2 steel plate belongs to the pressure vessel steel plate under the European standard EN10028-3 in terms of material.

Chemical composition of P355NL2 steel plate:
C≤0.18, Si≤0.50, Mn:1.10-1.70, P≤0.025, S≤0.008, Alt:≥0.020, N≤0.012, Cr≤0.30, Cu≤0.30, Mo≤0.08 , Nb≤0.05, Ni≤0.50, Ti≤0.03, V≤0.10.

The tensile strength of P355NL2 steel plate is Rm630-450MPa;
Yield strength:355-295MPa
The elongation after cracking is 21-22%.

The heat treatment process of P355NL2 steel plate is normalizing. The quality grade of P355NL2 steel plate is higher than that of P355NL1, and the impact temperature is lower.