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ASTM A242 Corten steel sheet and plate is a robust, low-alloy structural steel that stands out for its impressive resistance to atmospheric corrosion and its weathering properties. What’s really cool about A242 is that it doesn’t need painting; instead, it develops a stable, rust-like finish when exposed to the elements, which actually helps protect it from further corrosion. This makes it a fantastic choice for outdoor projects and long-lasting structural applications. You’ll often find this steel in architectural, structural, and industrial settings where both looks and durability matter. Plus, ASTM A242 comes in a variety of thicknesses and sizes, making it perfect for everything from heavy-duty uses to decorative designs.
When it comes to its composition, ASTM A242 steel includes carbon (max 0.15%), manganese (0.50–1.00%), phosphorus (max 0.15%), sulfur (max 0.05%), silicon (0.25–0.75%), copper (0.20–0.60%), chromium (0.40–0.65%), and nickel (0.20–0.50%). This blend gives it superior weathering capabilities compared to regular carbon steels. Typically, it boasts a minimum yield strength of 345 MPa and a tensile strength ranging from 485 to 620 MPa. One of the great things about ASTM A242 is its good weldability and formability, which means it can be easily shaped and joined in various fabrication processes without losing its structural strength.
Grade : ASTM A242 Type 1 Corten Steel Plates
Standard : ASTM A242 / ASME SA242
Width : 750mm to 1500mm,
Length : 2500mm to 12000mm
Thickness : 0.8MM to 50mm
Type : Corten Steel / High-Strength Low-alloy Structural Steel
Process : Hot-Rolled (HR)
| Grade ASTM A242 TYPE 1 | C | Mn | Cr | Si | CEV | S | Cu | P |
| Max 0.12 | Max 1 | 0.3-1.25 | Max 0.75 | Max 0.52 | Max 0.03 | 0.25-0.55 | 0.06 – 0.15 |
Grade | Min. Yield Strength Mpa | Tensile Strength MPa | Impact | ||||||||
| A242 Type1 | Nominal Thickness (mm) | Nominal Thickness (mm) | degree | J | |||||||
| Thick mm | ≤16 | >16 ≤40 | >40 ≤63 | >63 ≤80 | >80 ≤100 | >100 ≤150 | ≤3 | >3 ≤100 | >100 ≤150 | -20 | 27 |
| A242 Type1 | 355 | 345 | …. | …. | …. | …. | 510-680 | 470-630 | …. | ||
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Wiraphan Sheets and Plates based in Bangkok, Thailand, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
ASTM A242 Corten Steel Sheet and Plate offers several advantages, including exceptional resistance to corrosion and weathering, making it ideal for outdoor and architectural applications. Its self-healing patina forms over time, protecting the steel from further degradation. This steel also provides high strength, durability, and a distinctive rustic appearance, enhancing the aesthetic value of structures. Additionally, it requires minimal maintenance due to its ability to withstand harsh environmental conditions. Corten steel is also cost-effective in the long run, as it reduces the need for frequent coating or replacement.
Yes, we offer custom sizes for ASTM A242 Corten Steel Sheet and Plate to meet specific project needs. Our team at Wiraphan Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@wiraphansheetsplates.com.
You’ll see ASTM A242 Corten steel sheets and plates used in a variety of outdoor structures, including bridges, building facades, roofing panels, landscape features, transmission towers, and even sculptures. In the world of architecture, this material is loved for its rustic charm and minimal maintenance needs. Its ability to endure tough weather conditions without requiring protective coatings makes it a go-to for long-term infrastructure projects. Additionally, it’s frequently utilized in railcar manufacturing, shipping containers, and industrial chimneys. The unique blend of corrosion resistance and strength makes ASTM A242 a standout choice for many applications.
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