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P355NL2 steel, P355NL2 steel plate
P355NL2 steel plate under En10028-3 standard, which is non alloy and alloy steels with specified elevated temperature properties. P355NL2 grades are used above all for manufacturing boilers, pressure vessels and pipes transporting hot liquids.
P355NL2 steel plate specification:
Thickness: 6mm to 300mm,
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
|
P355NL2 Chemical Composition |
|||||||||
|
Grade |
The Element Max (%) |
||||||||
|
C |
Si |
Mn |
P |
S |
Al(min) |
N |
|||
|
0.18 |
0.50 |
0.9-1.70 |
0.025 |
0.015 |
|
0.02 |
|||
|
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
|||
|
0.30 |
0.30 |
0.08 |
0.005 |
0.50 |
0.03 |
0.10 |
|||
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
|
Grade |
|
P355NL2 Mechanical Property |
|||||||
|
Thickness |
Yield |
Tensilmie |
Elongation |
Impact Energy(KV J) min |
|||||
|
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
|||
|
t≤ 16 |
355 |
490-630 |
22 |
65 |
90 |
100 |
|||
|
16< t ≤35 |
355 |
490-630 |
22 |
65 |
90 |
100 |
|||
|
35< t ≤50 |
345 |
490-630 |
22 |
65 |
90 |
100 |
|||
|
50<t≤70 |
325 |
490-630 |
22 |
65 |
90 |
100 |
|||
|
70< t ≤100 |
315 |
470-610 |
21 |
65 |
90 |
100 |
|||
|
100< t≤150 |
295 |
450-590 |
21 |
65 |
90 |
100 |
|||


