P690QL1 Boiler Quality Steel Plates
P690QL1 container steel plates fall under EN10028-3 standard, which allows them to be used in your environment, which is important for low temperature high strength improved notch toughness high strength steel. P690QL1 pressure vessel steel plates are commonly used in pressure vessels and reactors in the oil and gas and petrochemical industries.
GNEE steel is a professional exporter and steel distributor of P690QL1 vessel plate in China. We have more than 50,000 tons of P690QL1 boiler plate in stock every month. We provide rust removal, cutting, punching, bending, welding and other services. For P690QL1 boiler steel plate prices, please feel free to contact us by email or phone.
P690QL1 pressure vessel plate chemical composition
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Cu | Zr | B |
| max 0.2 | max 0.8 | max 1.7 | max 2.5 | max 0.02 | max 0.008 | max 1.5 | max 0.7 | max 0.12 | max 0.015 | max 0.06 | max 0.05 | max 0.3 | max 0.15 | max 0.005 |
P690QL1 vessel steel plate mechanical property
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 853 (≥) | 121 (≥) | 32 | 24 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 |
P690QL1 boiler quality plates electrical property
| Property | Value | Comment |
|---|---|---|
|
Coefficient of thermal expansion |
12.01 1/K |
Predicted Value |
|
Specific heat capacity |
441.4 J/(kg·K) |
Predicted Value |
|
Thermal conductivity |
34.49 W/(m·K) |
Predicted Value |
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