Inconel 718 fasteners are high-strength, precipitation-hardenable nickel-chromium superalloy components engineered to withstand extreme temperatures (ranging from cryogenic levels up to ~704°C / 1300°F), high pressures, and highly corrosive environments. Because of their exceptional creep-rupture strength, tensile performance, and resistance to oxidation or stress corrosion cracking, they are widely specified in critical aerospace, gas turbine, chemical processing, and offshore oil and gas applications.