TJC Steel Group is proud to introduce the A517GrP/A517 Grade P, a premium high-strength alloy steel plate specifically designed for pressure vessel applications. This steel plate undergoes a rigorous quenching and tempering heat treatment process, ensuring exceptional mechanical properties and corrosion resistance. With its unique combination of chemical composition, mechanical performance, and versatility, A517GrP/A517 Grade P stands as a premier choice for demanding industries worldwide.

Chemical Composition:

The A517GrP/A517 Grade P steel plate boasts a carefully balanced chemical composition that contributes to its exceptional performance. The key elements and their respective ranges are as follows:

- Carbon (C): 0.15-0.21%

- Silicon (Si): 0.4-0.8%

- Manganese (Mn): 0.8-1.1%

- Phosphorus (P): ≤0.035%

- Sulfur (S): ≤0.035%

- Chromium (Cr): 0.5-0.8%

- Molybdenum (Mo): 0.18-0.28%

- Boron (B): ≤0.0025%

- Zirconium (Zr): 0.05-0.15%

This composition enables the steel to achieve superior strength, toughness, and corrosion resistance.

Mechanical Properties:

The A517GrP/A517 Grade P steel plate demonstrates remarkable mechanical properties, making it suitable for high-stress applications. Key mechanical properties include:

- Yield Strength: ≥517 MPa

- Tensile Strength: Varies based on plate thickness (e.g., 795-930 MPa for ≤65mm thickness)

- Elongation: ≥16% (as per typical specifications)

- Low-Temperature Toughness: Maintains good ductility even at low temperatures

Heat Treatment State:

The A517GrP/A517 Grade P steel plate undergoes a precise quenching and tempering heat treatment process. The plate is heated to a temperature not less than 900°C, followed by quenching in water or oil. It is then tempered at a temperature not less than 620°C, ensuring optimal strength and toughness.

Available Sizes:

TJC Steel Group offers A517GrP/A517 Grade P steel plates in a wide range of sizes to meet various customer requirements. Typical dimensions include:

- Thickness: 8mm to 180mm

- Width: 1600mm to 2500mm

- Length: 6000mm to 12000mm

Larger or custom sizes can also be produced upon request.

Low-Temperature Impact Testing:

To ensure the steel plate's suitability for low-temperature applications, it undergoes rigorous low-temperature impact testing. This testing verifies the material's ability to withstand sudden impacts at sub-zero temperatures, ensuring reliability and safety in extreme environments.

Main Application Scenarios:

The A517GrP/A517 Grade P steel plate finds extensive applications in various industries due to its exceptional properties. Key application areas include:

- Pressure vessels, including boilers and reactors

- Oil and gas storage tanks

- Nuclear reactors and power plants

- Heavy machinery and equipment, such as cranes and mining hydraulic supports

- Marine platforms and structures

- Bridge and building construction, particularly in high-stress environments

TJC Steel Group Supply Cases:

TJC Steel Group has a proven track record of supplying A517GrP/A517 Grade P steel plates to numerous prestigious projects worldwide. Some notable supply cases include:

- Supplying steel plates for the construction of a large-scale oil refinery in the Middle East, where the plates' high strength and corrosion resistance were crucial for the plant's safety and longevity.

- Manufacturing steel plates for a nuclear power plant in Asia, where the plates underwent rigorous quality control and testing to meet the stringent safety standards of the industry.

- Providing steel plates for the construction of a deep-sea oil drilling platform, where the plates' low-temperature toughness was essential for withstanding harsh oceanic conditions.