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EN 10028-3 P355N steel plates manufacturer and supplier steel plate

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

P355N

mm

Min Mpa

Mpa

Min  %

-20°

+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.

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