Steel for Boilers and Pressure Vessels P275N
P275N steel under En10028-3 standard, which is non alloy and alloy steels with specified elevated temperature properties. P275N grades are used above all for manufacturing boilers, pressure vessels and pipes transporting hot liquids.
P275N steel surface treatment: Hot rolled and Coated.
Supply Ability: 10000 Tons per month.
Additional service:Shot blasting and painting,Cutting and welding as per user's request.
P275N steel heat treatment: Normalizing, Annealing, Tempering, Quenching, Hardening and tempering, Seasoning, Surface hardening, Carburizing.
P275N steel Chemical Composition:
P275N Chemical Composition |
|||||||
|
Grade |
The Element Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al(min) |
N |
|
|
P275N |
0.18 |
0.40 |
0.5-1.40 |
0.030 |
0.025 |
0.02 |
|
|
Cr |
Cu |
Mo |
Nb |
Ni |
Ti |
V |
|
|
0.30 |
0.30 |
0.08 |
0.005 |
0.50 |
0.03 |
0.05 |
|
P275N steel Mechanical Property:
Grade |
P275N Mechanical Property |
||||||
|
Thickness |
Yield |
Tensilmie |
Elongation |
Impact Energy(KV J) min |
|||
|
P275N |
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
|
≤ 16 |
275 |
390-510 |
24 |
40 |
47 |
55 |
|
|
16> to ≤35 |
275 |
390-510 |
24 |
40 |
47 |
55 |
|
|
35> to ≤50 |
265 |
390-510 |
24 |
40 |
47 |
55 |
|
|
50> to ≤70 |
255 |
390-510 |
24 |
40 |
47 |
55 |
|
|
70> to ≤100 |
235 |
370-490 |
23 |
40 |
47 |
55 |
|
|
100> to ≤150 |
235 |
350-470 |
23 |
40 |
47 |
55 |
|
P275N steel application :
P275N steel is mainly used in petroleum, chemical, power station, boiler and other industries, production reactors, heat exchangers, separators, tank, oil and gas filling, gas tank. Nuclear reactor pressure vessel, liquefied petroleum gas cylinders, high pressure water station equipment and structure.
Thanks a lot for your interesting on our P275N steel Plate. Any need in P275N steel Plate, please feel free to contact us by email or calling to us. We will reply you in the first time.