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Vipul Sheets and Plates, located in Delhi, India, is a reputable manufacturer and supplier of **ASTM A182 F91 Circles**. They specialize in delivering high-performance forged products specifically designed for **high-temperature and high-pressure** industrial applications. These circles find their place in **thermal power plants, oil and gas refineries, petrochemical units, heat exchangers**, and **boiler components**. Renowned for their precision machining and durability, Vipul provides these circles in a variety of sizes, ensuring tight tolerances and adherence to international standards.
**ASTM A182 F91** is a **9Cr-1Mo-V alloy steel** (Modified Grade) crafted for **elevated temperature service**. It boasts impressive **creep strength, oxidation resistance, and structural stability**, especially in environments exceeding **600°C (1110°F)**. The inclusion of vanadium, niobium, and nitrogen significantly boosts its **high-temperature mechanical properties and weldability**.
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.
Vipul Sheets and Plates based in Delhi, India, 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 Vipul Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@vipulsheetsplates.com.
| STANDARD | UNS | WNR. |
| Alloy Steel ASTM A182 F91 | – | 1.4903 |
You’ll find **ASTM A182 F91 Circles** in **pressure vessel heads, flanges, ring-type joints, turbine parts, piping components**, and other essential systems that endure prolonged high-temperature operations. These circles are designed to provide **long-term creep resistance, dimensional stability**, and **outstanding performance under thermal cycling and mechanical stress**, making them perfect for the most demanding applications in the energy sector.
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Delhi, India
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