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Yunus Sheets and Plates, based in Istanbul, Turkey, stands out as a top manufacturer and supplier of premium **ASTM A182 F91 Circles**. These circles are celebrated for their remarkable high-temperature strength, resistance to corrosion, and overall durability, making them perfect for critical applications in industries like power generation. At Yunus Sheets and Plates, every product is crafted to meet international ASTM standards, thanks to their cutting-edge manufacturing techniques and rigorous quality control measures. They cater to sectors such as petrochemical, power plants, and oil and gas, providing steel solutions that blend toughness, weldability, and long-lasting reliability. This makes ASTM A182 F91 Circles particularly suited for high-pressure and high-temperature environments, as well as demanding industrial applications.
**ASTM A182 F91 Circles** are made from low-alloy chromium-molybdenum-vanadium steels, which include elements like carbon, manganese, chromium, molybdenum, vanadium, and niobium. These materials showcase impressive tensile and yield strength, outstanding creep and oxidation resistance, and good toughness even at elevated temperatures. They offer reliable weldability, dimensional stability, and formability while ensuring structural integrity under thermal and mechanical stress. With consistent mechanical properties, ASTM A182 F91 Circles are ideal for pressure vessels, boilers, piping components, and other high-temperature industrial applications that demand durability, strength, and heat resistance.
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.
Yunus Sheets and Plates based in Istanbul, Turkey, 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 Yunus 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 |
In various industries that require high-temperature strength, corrosion resistance, and durability, **ASTM A182 F91 Circles** are a go-to choice. They find common use in **boilers, heat exchangers, pressure vessels, and piping systems** that operate under high temperatures and pressures. Moreover, they are essential in **power generation facilities, petrochemical plants, and oil refineries**, where maintaining structural integrity and safety is paramount. Their unique combination of high-temperature strength, toughness, and weldability makes ASTM A182 F91 Circles perfect for **critical industrial, energy, and petrochemical applications**.
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