Incoloy 825 Screws

Incoloy 825 Screws are versatile, high-integrity fasteners manufactured by Zeron Fastners for securing components in highly corrosive and demanding industrial applications. Fabricated from the high-performance alloy Incoloy 825 (UNS N08825), which is rich in nickel, iron, and chromium, with key additions of molybdenum and copper, these screws provide exceptional protection against various aggressive media. They are highly valued for their immunity to stress-corrosion cracking in chloride environments and superior resistance to reducing acids, making them indispensable in chemical processing equipment, marine applications, flue gas desulfurization systems, and aerospace components. Zeron Fastners supplies various types of Incoloy 825 screws, including machine screws and socket head cap screws, ensuring robust and reliable fastening where standard materials fail.

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Incoloy 825 Screws

Chemical Composition (Incoloy 825 Screws)

Element Composition (%)
Nickel (Ni) 38.0 to 46.0
Chromium (Cr) 19.5 to 23.5
Iron (Fe) Balance
Molybdenum (Mo) 2.5 to 3.5
Copper (Cu) 1.5 to 3.0
Titanium (Ti) 0.6 to 1.2
Carbon (C) 0.05 max

Mechanical Properties (Incoloy 825 Screws)

Property Value (Annealed)
Tensile Strength, min (Alloy) 585 MPa (85 ksi)
Yield Strength (0.2% Offset), min (Alloy) 240 MPa (35 ksi)
Elongation, min 30%
Hardness (Brinell), max 170 HB (95 HRB)
Modulus of Elasticity (E) 195 GPa (28,300 ksi)

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