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Hashmi Sheets and Plates is a reputable manufacturer and supplier of ASTM A182 F91 circles based in Doha, Qatar. They cater to essential industries like power generation, oil and gas, petrochemicals, and heavy engineering. The company has built a solid reputation for providing top-notch forged products that meet ASTM standards and adhere to strict project specifications. With a wealth of technical know-how, dependable sourcing, and rigorous quality control measures, Hashmi Sheets and Plates guarantees outstanding performance, precise dimensions, and timely deliveries. Their ASTM A182 F91 circles are highly regarded for their strength at high temperatures, resistance to pressure, and long-lasting reliability in challenging service conditions.
ASTM A182 F91 is a chromium-molybdenum-vanadium alloy steel, typically composed of around 9% chromium, 1% molybdenum, and trace amounts of vanadium and niobium, along with controlled levels of carbon, manganese, silicon, phosphorus, and sulfur. These alloying elements contribute to its remarkable creep resistance and oxidation resistance. On the mechanical side, F91 boasts high yield and tensile strength, good toughness, and stability even at elevated temperatures. These characteristics make it ideal for high-pressure and high-temperature applications that demand long-lasting strength and durability.
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.
Hashmi Sheets and Plates based in Doha, Qatar, 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 Hashmi 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 find extensive use in the production of flanges, forged components, valve parts, and fittings designed for high-temperature and high-pressure systems. They’re commonly utilized in power plants, boilers, superheaters, heat exchangers, and steam pipelines. In the oil and gas and petrochemical sectors, F91 circles are critical for components that face extreme heat and pressure. Their exceptional resistance to creep, thermal fatigue, and oxidation ensures safe operation, a longer service life, and reliability in harsh industrial settings.
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