EN 10028-6 P355QH Boiler And Pressure Vessel Steel Plate
EN 10028-6 P355QH Boiler And Pressure Vessel Steel Plate
EN 10028-6 P355QH Boiler And Pressure Vessel Steel Plate is a high-performance steel plate for demanding pressure equipment, offering excellent strength, weldability, and low-temperature toughness due to its Q+T heat treatment.
Standard :
EN 10028-6Grade :
P355QH-
Thickness :
6.0-300.0 mm -
Width :
1500-4050 mm -
Length :
3000-15000 mm
Special thickness, width, and length require negotiation.
We also provide customized processing services.If you have any questions, please contact us.
General Description of P355QH
EN 10028-6 P355QH is a European standard for fine-grained, high-strength steel plates designed for boiler and pressure vessel applications, particularly suited for quenched and tempered (Q+T) conditions.
EN10028-6 P355QH Boiler And Pressure Vessel Steel Plate is a high-performance steel plate for demanding pressure equipment, offering excellent strength, weldability, and low-temperature toughness due to its Q+T heat treatment.
Chemical Composition of P355QH
| Grade | EN10028-6 P355QH | |||||
| Element | C | Si | Mn | P | S | Nb/V/Ti (microalloying) |
| Content(%) | ≤0.18 | ≤0.50 | 1.00-1.70 | ≤0.025 | ≤0.010 | Added for grain refinement |
Mechanical Properties of P355QH
| Grade | Yield Strength | Tensile Strength | Elongation | Impact Toughness (KV) | Brinell Hardness (HBW) |
| EN10028-6 P355QH | ≥355 MPa | 490–630 MPa | ≥18% | ≥ 40 J at -20°C | 140-180 |
Applications of P355QH
1. Pressure vessels & boilers (high-pressure applications)
2. Storage tanks (for gases, petrochemicals)
3. Offshore structures & heavy engineering
4. Power plants (high-temperature service)
Yuxin Steel provides high-quality steel products that comply with EN, ASTM, ASME, JIS, GB, and other standards. The main product categories include: boiler and pressure vessel steel plates, high-strength low-alloy steel plates, weather-resistant steel, wind tower steel, and more..
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Customers choose to engage in long-term cooperation with Yuxin Steel not only because of our high-quality products and services, as well as our strong reputation in the international market, but also due to our experienced one-stop raw material supply and further steel processing capabilities!
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Yuxin Steel provides customized steel processing services based on drawings, samples, designs, and various special requirements, offering one-stop solutions for steel procurement and processing needs.Latest Projects
Yuxin Steel provides high-quality steel products to customers in more than 20 countries worldwide.
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