Aisha Nickel Alloys, based in Muscat, Oman, offers premium Inconel 690 bars designed for strength, durability, and superior performance in extreme environments. Known for their excellent resistance to corrosion, oxidation, and high temperatures, these bars are trusted across industries including chemical processing, power generation, oil and gas, and marine applications. Each bar is manufactured with precision to ensure consistent quality, dimensional accuracy, and long service life. With a strong focus on quality control, timely delivery, and technical support, Aisha Nickel Alloys provides Inconel 690 bars that meet the demanding requirements of critical industrial applications.
Inconel 690 is a high-temperature nickel-chromium alloy that resists oxidation and carburization. Its composition generally contains 58% nickel, 30% chromium, iron, manganese, and trace amounts of other elements. Mechanical properties include 758 MPa tensile strength, 415 MPa yield strength and 30% elongation. Inconel 690 is highly resistant to stress corrosion cracking and performs well in harsh environments. Advantages include high thermal stability, excellent oxidation and corrosion resistance, and durability in harsh chemical environments, making it an ideal candidate for use in nuclear reactors and power plants in
| Standards : | ASTM B166, ASME SB166 |
| Dimensions : | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Wire : | Thickness starting from 0.05mm |
| Round bar size : | Diameter: 3-~800mm |
| Hex Bar size : | 2-100mm A/F |
| Flat bar size : | Thickness: 2 -100mm / Width: 10 to 500mm |
| Square bar size : | 4 to 100mm |
| Rectangular Bars Size : | 33 x 30mm to 295 x 1066mm |
| Hollow Bar : | 32mm OD x 16mm ID to 250mm OD x 200mm ID |
| Tolerance : | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Finish : | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Grade | Ni | Cr | Fe | C | Mn | S | Mo | Si | Co |
| Inconel 690 | 48.85 – 62 | 20 – 24.0 | Balance | ≤ 0.15 | ≤ 1 | – | 8 – 10 | ≤ 1 | 10-15 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.28 g/cm3 | 1430°C | 1267 MPa | 868 MPa | 25 % |
Inconel 690 bars are primarily composed of nickel and chromium, with small additions of iron, providing exceptional resistance to stress-corrosion cracking, oxidation, and high-temperature corrosion. They exhibit high tensile and yield strength, excellent ductility, and thermal stability, allowing reliable performance in both aggressive chemical environments and elevated temperatures. The bars maintain structural integrity under prolonged stress and thermal cycling. Precision manufacturing ensures uniform dimensions, surface finish, and consistent mechanical properties, making Inconel 690 bars a dependable choice for industries requiring high-performance nickel-chromium alloy solutions.
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Inconel 690 bars are widely used in industries where corrosion resistance, high strength, and high-temperature stability are essential. They are commonly used in chemical processing equipment, heat exchangers, and piping systems exposed to aggressive chemicals. In power generation, they serve in turbines, boilers, and superheaters, while oil and gas applications include valves, fittings, and downhole equipment. Marine and desalination industries also benefit from their durability in harsh environments. Aisha Nickel Alloys ensures every bar meets stringent quality standards, providing long-lasting, reliable performance for demanding industrial operations that require robust, high-performance nickel-chromium alloy
