Nickel Superalloy Washers

Nickel Superalloy Washers are disk-shaped components, such as flat, spring, or belleville washers, manufactured from high-performance nickel-based alloys (e.g., Inconel, Hastelloy). These washers are crucial for distributing high clamping loads while resisting creep and stress relaxation at extremely high temperatures (up to 1200°C) and in highly corrosive chemical media. They maintain dimensional stability and mechanical properties far superior to standard stainless steels, ensuring the integrity of critical bolted joints. Nickel Superalloy Washers are essential for aerospace engine structures, gas turbines, petrochemical reactors, and furnace equipment where reliability under extreme thermal and chemical duress is mandatory. Zeron Fastners supplies these washers to exact material and dimensional specifications.

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Nickel Superalloy Washer

Nickel Superalloy Washers Chemical Composition (Typical Ni-Cr-Fe Alloy)

Element Content (%)
Nickel (Ni) Balance (50 min)
Chromium (Cr) 15.0 – 25.0
Molybdenum (Mo) 3.0 – 9.0
Iron (Fe) 5.0 – 25.0
Niobium (Nb) / Cobalt (Co) Additions as required

Nickel Superalloy Washers Mechanical Properties (Typical Age Hardened)

Property Value (Typical)
Tensile Strength 140 – 200 ksi (965 – 1380 MPa)
Yield Strength (0.2% Offset) 90 – 140 ksi (620 – 965 MPa)
Creep Resistance Excellent at high temperatures
Hardness (Brinell) 250 – 380 HB

Nickel Superalloy Washers Feature Products