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Hashmi Sheets and Plates is a trusted manufacturer and supplier of Inconel 690 Circle in Doha, Qatar, catering to industries that require outstanding resistance to corrosion and oxidation at high temperatures. We specialize in high-performance nickel-based alloys that meet international quality standards and deliver consistent, long-term reliability. Our Inconel 690 Circles are precisely manufactured to ensure accurate dimensions, excellent surface finish, and dependable performance in critical applications. With timely delivery, technical support, and a customer-focused approach, Hashmi Sheets and Plates supports nuclear, power generation, chemical, and industrial projects across Qatar.
Inconel 690 Circle is produced from a high-chromium nickel alloy containing approximately 30% chromium, which provides exceptional resistance to oxidation and corrosion, especially in high-temperature and aqueous environments. Mechanically, the alloy offers good tensile and yield strength, excellent toughness, and high resistance to stress corrosion cracking. It maintains structural integrity and mechanical stability during prolonged exposure to heat and aggressive media.
| Specifications | ASTM B564, B446, B637 / ASME SB564, SB446, SB637 |
|---|---|
| Standard | DIN, ASTM, BS and all International Standards |
| Flat bar blocks | up to 27″ width and 15,000 lbs |
| Cylinders and sleeves | up to 50″ maximum O.D. and 65″ maximum length |
| Discs and hubs | up to 50″ diameter and 20,000 lbs |
| Rolled, hand forged or mandrel forged rings | up to 84″ maximum O.D. and 40″ maximum length |
| Rounds, shafts and step shafts | up to 144″ maximum length and 20,000 lbs |
| Forging Types | Impression Die Forging, Open Die Forging, Seamless Rolled Forging, Hot Forging, Cold Forging, Open die hammer forging, Impression die drop forging, Closed Die Forging, Press Forging, Upset Forging, Compression Forging, Swaging, Rotary Forging, Roll forging. |
| UNS | Werkstoff Nr. |
| N06690 | 2.4642 |
| Ni | Cr | Fe | Cu | Mn | Si | C | S |
| 58.0 min | 27.00 – 31.00 | 7.00 – 11.00 | 0.50 max | .50 max | 0.50 max | 0.05 max | 0.01 max |
| Density | 8.19 g/cm3 |
| Melting Point | 1343-1377 °C (2450-2510 °F) |
| Tensile Strength | MPa – 66.80 |
| Yield Strength (0.2%Offset) | MPa – 110 |
| Elongation | 39 % |
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.
Inconel 690 circles offer numerous advantages, making them ideal for demanding applications. Their exceptional resistance to oxidation and corrosion, especially in harsh chemical environments, ensures durability and long service life. The material withstands high temperatures and thermal cycling, making it suitable for use in heat exchangers, power plants, and nuclear reactors. Inconel 690 circles also exhibit excellent mechanical strength and stress corrosion cracking resistance, enhancing reliability under extreme conditions. Additionally, their versatility and weldability make them easy to fabricate for various industrial and engineering purposes.
Yes, we offer custom sizes for Inconel 690 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.
Inconel 690 circles are widely used across industries due to their excellent corrosion resistance and high-temperature performance. Key applications include heat exchangers, steam generators, and tubing in nuclear power plants, where resistance to stress corrosion cracking is critical. They are also employed in chemical processing equipment, such as evaporators and condensers, due to their ability to withstand harsh acidic and oxidative environments. Additionally, Inconel 690 circles are used in marine and aerospace components, as well as in industrial furnaces and boilers, ensuring reliable performance under extreme conditions.
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