EN 10028-3 P275N steel plate introduction
Under EN 10028 standard, EN 10028-3 P275N steel plate shall be in normal delivery state during processing. These steel grades P275Nh-steel-plate-material-for-vessel-steel-plate.html target=_blank class=infotextkey>P275NH and EN 10028-3 P275N steel plate, which are mainly used in pressure vessels and boilers, are different from other carbon manganese structural steel plates because they have high pressure resistance at any temperature when used.
EN 10028-3 P275N steel plate chemical composition
| Grade |
EN 10028-3 P275N chemical composition |
||||||
|
EN 10028-3 P275N |
Max (%) |
||||||
|
C |
Si |
Mn |
P |
S |
Al(min) |
N |
|
|
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 |
|
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
EN 10028-3 P275N steel plate mechanical properties
| Grade |
EN 10028-3 P275N mechanical property |
||||||
|
EN 10028-3 P275N |
Thickness |
Yield |
Tensile |
Elongation |
Impact Energy(KV J) min |
||
|
mm |
Min Mpa |
Mpa |
Min % |
-20° |
0° |
+20° |
|
|
≤ 16 |
275 |
390-510 |
24 |
40 |
47 |
55 |
|
|
16＜t≤35 |
275 |
390-510 |
24 |
40 |
47 |
55 |
|
|
35＜t≤50 |
265 |
390-510 |
24 |
40 |
47 |
55 |
|
|
50＜t≤70 |
255 |
390-510 |
24 |
40 |
47 |
55 |
|
|
70＜t≤100 |
235 |
370-490 |
23 |
40 |
47 |
55 |
|
|
100＜t ≤150 |
235 |
350-470 |
23 |
40 |
47 |
55 |
|
EN 10028-3 P275N steel plate application
EN 10028-3 P275N steel plate under EN standard, EN 10028-3 P275N steel plate can be used for boiler and pressure vessel. EN 10028-3 P275N steel plate is a kind of normalized steel plate and plate for boiler and pressure vessel, which is mainly used for the construction of pressure vessel, boiler and hot liquid pipeline.
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