ASME SA517GrB pressure vessel and boiler steel plate sheet

SA517GrB pressure vessel steel plate is a high-strength low-alloy steel plate, suitable for high-pressure vessels, marine engineering, etc. With high strength, good toughness, excellent welding and corrosion resistance, SA517GrB high-strength container plate is widely used in petroleum, chemical, bridge and other fields. At the same time, its processing and forming performance is excellent, meeting the needs of various complex working conditions.

Executive standard: ASME SA-517/SA-517M standard (completely equivalent to ASTM standard A517/A517M-06).

Delivery status: delivery in the quenched and tempered state, that is, the steel plate has undergone quenching and tempering treatment.

Thickness range: The upper limit of SA517GrB steel plate is 32mm, but the specific thickness can be customized according to user needs.

Chemical Composition of SA517 Grade B boiler and pressure vessel steel

The chemical composition of SA517GrB steel plate is strictly controlled to ensure its high strength and good weldability. The main chemical components include:

The carbon (C) content is less than 0.15%

Silicon (Si) content less than 0.50%

The content of manganese (Mn) is between 0.70% and 1.10%

Phosphorus (P) and sulfur (S) content less than 0.025% and 0.010% respectively

The content of molybdenum (Mo) is controlled between 0.45% and 0.60%

Mechanical Properties of SA517GrB pressure vessel steel

SA517GrB steel plate has excellent mechanical properties, including:

Tensile strength: ≥880 MPa

Yield strength: ≥625 MPa

Elongation: ≥11.5%

Impact toughness: impact energy greater than or equal to 60J

These performance data indicate that the SA517GrB steel plate can maintain good stability and reliability under severe working conditions such as heavy load and high stress.

Welding Performance

SA517GrB steel plate has good welding performance, which is due to its high-quality raw materials such as low carbon, low sulfur, and low phosphorus, as well as reasonable composition design and process control. During the welding process, the welded joint of SA517GrB steel plate exhibits good toughness and crack resistance, effectively avoiding the occurrence of defects such as welding cracks and porosity.

Corrosion resistance

The corrosion resistance of SA517GrB steel plate has been improved through the addition of alloying elements and optimization of the microstructure. This makes the SA517GrB steel plate maintain stability and safety in harsh environments such as the ocean and chemical industry.

Processing and Forming Performance

SA517GrB steel plate has good processing and forming properties, and can be processed by cutting, bending, welding, and other processing methods to meet the needs of different shapes and sizes. At the same time, SA517GrB steel plate also has good surface quality, which can meet the requirements of various coatings and anti-corrosion treatment.

SA517GrB steel plates are mainly used in the following situations:

1. Demand for high pressure and high strength

Pressure vessel: SA517GrB steel plate is an ideal material for manufacturing high-pressure vessels due to its high strength and good toughness. These containers are subjected to enormous pressure in the petrochemical, power and other industries, requiring materials with excellent mechanical properties and fatigue resistance.

Offshore platforms and ships: In marine engineering, SA517GrB steel plates are used to manufacture structural components such as oil drilling platforms, docks, shipyards, and large ships. These structural components need to withstand the corrosion of seawater, the impact of wind and waves, and the enormous weight, so they require materials with high strength and good corrosion resistance.

2. Complex working conditions and harsh environment

Chemical equipment: In the chemical industry, SA517GrB steel plates are used to manufacture various chemical equipment, such as reactors and storage tanks. These devices often come into contact with corrosive media and require materials with excellent corrosion resistance.

Bridges and buildings: In the field of bridges and buildings, SA517GrB steel plates are used to manufacture structural components that need to withstand heavy loads and high stress. These structural components need to have excellent mechanical properties and fatigue resistance to ensure the safety and stability of the structure.

3. Welding and processing requirements

Welding performance: SA517GrB steel plate has good welding performance and can be connected by various welding methods. This makes it the preferred material for manufacturing large, complex structural components, such as large pressure vessels, ships, and bridges.

Processing performance: SA517GrB steel plate has good processing and forming performance, and can be formed through cutting, bending, stamping and other processing methods. This meets the needs of different shapes and sizes, making it widely used in various fields.

BBN Steel Group can supply SA517GrB/A517GrB Steel plate/sheet, thickness from 3mm to 65mm, Customized sizes can be accepted, welcome to send any inquiry.

E-mail: sales2@bebonchina.com

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