Boiler steel P355N is a kind of pressure vessel steel, which is under the standard EN 10028-3. In this brand, the number 355 means boiler steel P355N owned the minimum yield point at 355 Mpa for the thickness below 16mm.
The specification we can offer:
Thickness: 6mm to 300mm,
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
Chemical composition for P355N pressure vessel steel :
| P355N Chemical Composition | |||||||
P355N |
The Element Max (%) |
||||||
C |
Si |
Mn |
P |
S |
Al(min) |
N |
|
0.20 |
0.50 |
0.9-1.70 |
0.03 |
0.025 |
|
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】%
Mechanical property for P355N pressure vessel steel:
Grade |
|
P355N Mechanical Property |
|||||
Thickness |
Yield strength |
Tensile strength |
Elongation |
Impact Energy(KV J) min |
|||
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
|
≤ 16 |
355 |
490-630 |
22 |
40 |
47 |
55 |
|
16> to ≤35 |
355 |
490-630 |
22 |
40 |
47 |
55 |
|
35> to ≤50 |
345 |
490-630 |
22 |
40 |
47 |
55 |
|
50> to ≤70 |
325 |
490-630 |
22 |
40 |
47 |
55 |
|
70> to ≤100 |
315 |
470-610 |
21 |
40 |
47 |
55 |
|
100> to ≤150 |
295 |
450-590 |
21 |
40 |
47 |
55 |
|
Test: according to standard strictly
Surface Treatment:
Hot galvanized, Cold galvanized, Painted black, varnish paint, anti rust oil, 3PE, or as per customers’ requirements
Packaging details:
standard package or as your requirements.
Delivery Time: 30-40 days
Payment Item: 30% TT or LC and TT
Trade Terms: FOB, CFR, CIF
P355N steel is widely used in petroleum, chemical industry, power station, boiler, etc, like the reactor, heat exchanger, separator, spherical tank, nuclear reactor pressure vessel and boiler steam drum bottle steam, liquefied petroleum, and other equipment or components.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
