P355QL2 Boiler Pressure Vessel Steel Plates
P355QL2 pressure vessel steel plate is commonly used in various structural and pressure vessel applications. It is a popular choice for pressure vessels due to its perfect combination of strength, toughness and weldability.
GNEE specializes in supplying P355QL2 EN10028-6 steel plates in different sizes, usually delivered in quenched and tempered heat treatment. GNEE supplies P355QL2 pressure vessel steel plates in 315-355MPa. We can provide customized services according to your needs and provide processing services such as cutting, bending, welding, drilling, etc.
P355QL2 steel boiler plate chemical composition
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Cu | Zr | B |
| max 0.16 | max 0.4 | max 1.5 | max 0.5 | max 0.02 | max 0.005 | max 0.3 | max 0.25 | max 0.06 | max 0.015 | max 0.05 | max 0.03 | max 0.3 | max 0.05 | max 0.005 |
P355QL2 pressure vessel plate mechanical property
| Property | Temperature | Value | Condition | Related Standards | Shape | Comment |
|---|---|---|---|---|---|---|
|
Elastic modulus |
190 - 210 GPa |
Typical for Steel |
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|
Elongation |
17.3 % |
Predicted Value, A200 |
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|
17.7 % |
Predicted Value, A80 |
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|
19.2 % |
Predicted Value, A80 Transverse |
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|
20.9 % |
Predicted Value, A5 |
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|
21.5 % |
Predicted Value, Transverse |
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|
24.6 % |
Predicted Value, A50 |
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|
20 °C |
22 % |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
Poisson's ratio |
0.3 [-] |
Typical for Steel |
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|
Reduction of area |
43.2 % |
Predicted Value |
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|
43.2 % |
Predicted Value, Transverse |
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|
Shear modulus |
80.1 GPa |
Predicted Value |
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|
Shear strength |
542.3 MPa |
Predicted Value |
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|
Tensile strength |
20 °C |
450 - 630 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
20 °C |
450 - 590 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
20 °C |
490 - 630 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
20 °C |
490 - 590 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
Yield strength |
263.3 MPa |
Predicted Value, RP1 |
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|
323.2 MPa |
Predicted Value, RP1 Transverse |
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|
370.9 MPa |
Predicted Value, RP02 |
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|
375.5 MPa |
Predicted Value, Transverse |
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|
429.9 MPa |
Predicted Value, RP05 |
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|
472.7 MPa |
Predicted Value, RP02 Transverse |
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|
500.3 MPa |
Predicted Value, RP002 |
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|
20 °C |
315 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
20 °C |
335 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
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|
20 °C |
355 MPa |
quenched and tempered (+QT) |
EN 10028-6 |
Flat |
P355QL2 vessel steel plate thermal properties
| Property | Value | Comment |
|---|---|---|
|
Coefficient of thermal expansion |
12 1/K |
Predicted Value |
|
Specific heat capacity |
450.1 J/(kg·K) |
Predicted Value |
|
Thermal conductivity |
37.01 W/(m·K) |
Predicted Value |
P355QL2 pressure vessel quality steel electrical properties
| Property | Value | Comment |
|---|---|---|
|
Electrical conductivity |
5 S/m |
Predicted Value |
|
Electrical resistivity |
37 Ω·m |
Predicted Value |
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