Nickel Superalloy Screws

Nickel Superalloy Screws are precision engineered fasteners designed to excel where common stainless steels fail, particularly in applications exposed to extreme heat, high pressure, or highly corrosive chemicals. Alloys like Inconel and Hastelloy provide exceptional resistance to oxidation, carburization, and various acids, maintaining their mechanical integrity and creep resistance at temperatures well over 500°C. These high temperature screws are essential for assembling sensitive components in furnaces, aircraft engines, and complex chemical machinery. Zeron Fastners is a reliable manufacturer and supplier in India, offering a comprehensive inventory of these specialized corrosion resistant screws in various head styles and drive types.

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Nickel Superalloy Screw 338

Nickel Superalloy Screws Chemical Composition

Element Composition
Nickel (Ni) Balance
Molybdenum (Mo) 15.0 - 17.0
Chromium (Cr) 14.5 - 16.5
Iron (Fe) 4.0 - 7.0
Tungsten (W) 3.0 - 4.5
Manganese (Mn) 1.0 max
Vanadium (V) 0.35 max
Cobalt (Co) 2.5 max

Nickel Superalloy Screws Mechanical Properties

Property Value
Tensile Strength, minimum 690 MPa min
Yield Strength, minimum 283 MPa min
Elongation 40% min
Pitting Resistance Equivalent Number (PREN) > 40
Corrosion Resistance Exceptional

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