Corten steel, also known as weathering steel, is a group of steel alloys that are designed to form a protective rust-like coating over time, providing a durable and aesthetically pleasing material for various applications. The primary types of Corten steel plates used are Corten A and Corten B plates. Let's explore these two variants and their applications.
Corten A Plates: Corten A is a high-strength, low-alloy steel with the addition of copper, chromium, nickel, and phosphorus. These elements enhance the steel's atmospheric corrosion resistance. Corten A plates are known for their ability to withstand harsh weather conditions and form a stable rust-like appearance when exposed to the elements. This unique patina not only adds to the visual appeal but also acts as a protective layer, preventing further corrosion.
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Applications of Corten A Plates:
Architectural Structures: Corten A plates are widely used in architectural structures such as buildings, bridges, and outdoor sculptures due to their distinctive appearance and corrosion-resistant properties.
Container Manufacturing: Corten A is employed in the manufacturing of shipping containers, where its corrosion resistance helps in extending the life of the containers.
Corten B Plates: Corten B is another type of weather-resistant steel, often used in conjunction with Corten A for specific applications. It has similar chemical composition to Corten A but has different mechanical properties. Corten B plates offer enhanced resistance to atmospheric corrosion compared to standard carbon steel.
Applications of Corten B Plates:
Structural Components: Corten B plates are utilized in the construction of structural components such as gussets and connection plates, where the steel's high strength and corrosion resistance are crucial.
Railway Rolling Stock: The durability and weathering characteristics of Corten B make it suitable for use in railway rolling stock components.
Benefits of Using Corten Steel Plates (A and B):
Corrosion Resistance: Corten A and Corten B plates provide excellent resistance to atmospheric corrosion, making them ideal for outdoor and exposed applications.
Low Maintenance: The protective rust-like coating formed on the surface acts as a barrier, reducing the need for ongoing maintenance.
Aesthetic Appeal: The distinctive appearance of Corten steel adds a unique and aesthetically pleasing element to structures, making them stand out.
ASTM A588, A242
MSRR, AMS, BS, JIS, AISI, ASTM, GB, DIN, EN, etc
1000mm-4500mm
3000mm -18000mm
5mm-150mm
Corten A / B Plates
Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)
Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.
| High Tensile Steel Plate | ||||
| Steel Grade | Material No. | |||
| TKS Standard | EN Standard | ASTM Standard | ASTM Standard | |
| CORTEN A / B | S355JOW | ASTM 588 GRADE A |
ASTM A 242 TYPE 2 |
1.8946 |
| Grade | %C | %Si | %Mn | %P | %S | %Cr | %Cu | %V | %Ni |
| CORTEN A / B | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.07-0.15 | 0.030 | 0.50-1.25 | 0.25-0.55 | ….. | 0.65 |
| Grade | Minimum yield point ReH Mpa *) |
Tensile strength Rm MPa |
Minimum elongation A (Lo=5.65 √So) % |
| CORTEN A/B | 355 | 470-630 | 20 |
Oil & Gas Industrires
Chemical Industries
Construction Industries
Offshore Pipelines & Pipe Works
Petrochemical Industry
Shipbuilding Industries
Hydraulic Applications
Piping Systems
Refining Industry
Food Processing Industry
Pulp & Paper Industry
Power Plant Industry
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