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Boikanyo Sheets and Plates, based in Cape Town, South Africa, is a trusted manufacturer and supplier of high-quality ASTM A182 F91 Circles. These circles are made from a high-strength alloy steel, designed to withstand high temperatures and pressure. Boikanyo ensures that every ASTM A182 F91 Circle is carefully produced and tested to meet strict ASTM standards. They are widely used in industries requiring reliable, durable, and heat-resistant components. With a focus on long-lasting performance, these circles are practical, strong, and easy to handle, making them suitable for power plants, refineries, and industrial engineering projects.
ASTM A182 F91 Circles are made from a chromium-molybdenum-vanadium alloy steel, which provides excellent high-temperature strength, corrosion resistance, and toughness. They have high tensile and yield strength, making them suitable for applications involving thermal and mechanical stress. These circles are also resistant to creep and oxidation at elevated temperatures. The combination of strength, heat resistance, and durability ensures ASTM A182 F91 Circles can perform reliably in demanding industrial environments, including boilers, pressure vessels, and high-temperature pipelines.
Specifications ASTM A182 / ASME SA182
Standard ASTM, ASME and API
Range 4 mm to 350 mm dia
Length 1000 mm Long To 6000 mm Long
Finish Bright, Polish & Black
Condition Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Form Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.
Grade Alloy Steel ASTM A182 F91 Round Bars DIN (1.4903) )
| Grade | C | Cr | Si | S | Mn | P | Mo |
| ASTM A182 F91 | 0.08 – 0.15 | 8.0 – 9.5 | 0.20 – 0.50 | 0.010 max | 0.30 – 0.60 | 0.020 | 0.85 – 1.05 |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 415 | 585 | 20 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Boikanyo Sheets and Plates based in Cape Town, South Africa, 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 A182 F91 Circles offer several key advantages, including exceptional resistance to high temperatures, oxidation, and corrosion, making them suitable for extreme environments. Their high tensile and yield strength ensure durability and longevity in demanding applications. The addition of chromium and molybdenum provides excellent creep resistance, allowing the material to maintain structural integrity even at elevated temperatures. These circles are ideal for power plants, petrochemical industries, and heavy machinery, offering superior performance and reliability in high-stress environments. Their ability to withstand thermal fatigue and pressure enhances operational efficiency and safety.
Yes, we offer custom sizes for ASTM A182 F91 Circle to meet specific project needs. Our team at Boikanyo Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
| STANDARD | UNS | WNR. |
| Alloy Steel ASTM A182 F91 | – | 1.4903 |
ASTM A182 F91 Circles are widely used in industries where high-strength, heat-resistant, and durable components are essential. In power generation, they are used in boilers, turbines, and heat exchangers. In the petrochemical and oil & gas industries, they serve in pressure vessels, pipelines, and refinery equipment. They are also used in high-temperature industrial engineering and manufacturing applications. Smaller workshops and fabricators working on specialized equipment use them for custom parts requiring high strength and heat resistance. The combination of durability, corrosion resistance, and temperature tolerance makes ASTM A182 F91 Circles a reliable material for critical industrial applications.
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