Browse Our Collection
Get instant quotes that fit your budget perfectly.
Boikanyo Sheets and Plates, located in Cape Town, South Africa, stands out as a top manufacturer and supplier of **Inconel 690 Circles**. These circles are celebrated for their remarkable resistance to corrosion, impressive strength at high temperatures, and overall durability. Crafted from a nickel-chromium alloy, they are precision-engineered to perform reliably in tough environments like industrial, chemical, marine, and power generation sectors. Boikanyo Sheets and Plates takes pride in its advanced manufacturing techniques, rigorous quality control, and commitment to international standards, ensuring that every Inconel 690 circle consistently delivers high-performance results. The company caters to various industries, including nuclear, chemical processing, aerospace, and oil and gas, providing versatile and long-lasting Inconel 690 circles that are perfect for critical applications where reliability is essential, even under extreme conditions.
**Inconel 690 Circles** are primarily made up of nickel, with 27–31% chromium, along with small amounts of iron and trace elements like manganese, silicon, and titanium. This unique composition grants them excellent tensile strength, ranging from approximately 515–750 MPa, along with high yield strength and outstanding toughness. These circles are known for their superior resistance to oxidation, stress corrosion cracking, and pitting, especially in aggressive chemical and high-temperature settings. Their blend of strength, toughness, and corrosion resistance ensures they maintain mechanical integrity even under thermal cycling and harsh operational conditions, making them ideal for critical engineering applications.
| 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.
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.
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 Boikanyo Sheets and Plates is dedicated to providing tailored solutions for all your requirements. For more details, contact us at sales@aaronsheetsplates.com.
You’ll find **Inconel 690 Circles** widely utilized in nuclear power plants, chemical processing, marine engineering, and the oil and gas industries, thanks to their exceptional corrosion resistance and high-temperature performance. They are perfect for creating heat exchangers, reactor components, piping systems, valves, and structural parts that come into contact with aggressive chemicals or seawater. Additionally, these circles are used in high-performance industrial machinery, turbines, and equipment in chemical plants that demand long-lasting durability and reliability.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
Discover high-quality products tailored to meet your unique needs and preferences.
Get instant quotes that fit your budget perfectly.
Copyright 2024 Boikanyo Sheet and Plates. All rights reserved
