P275N steel plate/sheet, EN 10028-3 P275N steel plate/sheet, EN 10028-3 P275N steel plate/sheet for Boilers and Pressure Vessel steel, P275N steel plate/sheet for Boilers and Pressure Vessel, EN 10028-3 steel plate for Boilers and Pressure Vessel using, P275N steel supplier/Chinese supplier, P275N steel price...
P275N steel is for boilers and pressure vessels under EN 10028-3 standard. P275N steel is non alloy and alloy steels with specified elevated temperature properties. P275N steel has been widely used for manufacturing boilers, pressure vessels and pipes transporting hot liquids.
EN10028-3 P275N Pressure Vessel And Boiler Steel Plate are used in Pressure Vessel,Boiler,Storage Tanks and Heat Exchanger in Oil,Gas Project.
Chemical composition for P275N pressure vessel steel (Heat Analysis Max%)
|
Main chemical elements composition of P275N |
|||||||
|
C |
Si |
Mn |
P |
S |
Al (total) |
N |
Cr |
|
0.16 |
0.40 |
0.80-1.50 |
0.025 |
0.015 |
≥0.020 |
0.012 |
0.30 |
|
Cu |
Mo |
Nb |
Ni |
Ti |
V |
Nb+Ti+V |
|
|
0.30 |
0.08 |
0.05 |
0.50 |
0.03 |
0.05 |
0.05 |
|
Mechanical Properties of P275N at ambient temperature
|
Grade |
Thickness |
Yield |
Tensile Strength |
Elongation |
Charpy V Notch Impact Test |
|
|
Degree |
Min Value |
|||||
|
P275N |
mm |
Min Mpa |
Mpa |
Min % |
℃ |
J |
|
5≤t≤16 |
275 |
390-510 |
24 |
-20 |
40 |
|
|
70﹤t≤100 |
235 |
370-490 |
23 |
40 |
||
|
100﹤t≤150 |
235 |
350-470 |
23 |
40 |
||
|
Note: Impact energy for impact test is on longitudinal |
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EN 10028-3 P275N pressure vessel steel plate is the room temperature quality,P275NH is for the elevated temperature quality,P275NL1 is for the low temperature quality and P275NL2 is for the special low temperature quality.Generally,our engineers suggest that P275N boiler steel plates shall be done low temperature impacting test under minus 20 centigree.
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