Inconel 925 Flanges Corrosion Resistance

The corrosion resistance of Inconel 925 flanges makes them a sought-after option for use in severe environments. The alloy composition includes a combination of chromium, molybdenum, nickel, iron, titanium, and aluminium, which create a protective oxide layer over the surface. The oxide layer acts as a barrier protecting the flanges from corrosion and oxidation in corrosive environments such as acids and fossil fuels.

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Inconel 925 Flanges Chemical Composition

Inconel 925 flanges feature a complex composition of various elements to enhance specific material properties. The typical chemical composition of Inconel 925 flanges includes 42% nickel, 21.5% chromium, 14.5% iron, 5.3% molybdenum, 3% copper, 2% titanium, and 0.03% carbon. Adding specific elements to the composition enhances corrosion resistance, strength, and high-temperature performance.

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Inconel 925 Flanges Physical & Mechanical Properties

The physical and mechanical properties of Inconel 925 flanges make them the ideal choice for high-temperature applications, where they provide excellent heat resistance and dimensional stability. The flanges feature a melting point of 1311°C, 8260 kg/m3 density, and a thermal expansion coefficient of 13.5 µm/m°C. The mechanical properties include a tensile strength of 927 MPa, a yield strength of 689 MPa, and an elongation of 35%. These properties make Inconel 925 flanges stand out from other materials, and it's why they are the preferred choice of engineers and designers in harsh environments.