waspalloy / 2.4654

Nickel Alloy 2.4654: Properties, Applications, and Features

✅ General Technical Characteristics

Nickel alloy 2.4654 is a high-alloy material designed to operate in extreme high-temperature and aggressive environments. This alloy combines unique strength, heat resistance, and corrosion resistance, making it an ideal choice for applications in the energy, aerospace, and chemical industries.

Main Characteristics:

• High corrosion resistance in chemically aggressive environments.
• Excellent thermal stability and retention of mechanical properties at temperatures above 1000°C.
• High strength and wear resistance.
• Oxidation and gas exposure resistance.
• Excellent weldability and machinability.

🔬 Chemical Composition of Nickel Alloy 2.4654 (%)

• Nickel (Ni): ≥ 50.0
• Chromium (Cr): 18.0 – 22.0
• Cobalt (Co): ≤ 1.0
• Molybdenum (Mo): 8.0 – 10.0
• Titanium (Ti): 0.5 – 1.5
• Aluminum (Al): 0.5 – 1.2
• Iron (Fe): ≤ 5.0
• Silicon (Si): ≤ 0.15
• Manganese (Mn): ≤ 0.50
• Carbon (C): ≤ 0.03

💡 With its high nickel content, alloy 2.4654 offers exceptional anti-corrosion properties and stability under prolonged heating.

🏭 Applications

Nickel alloy 2.4654 is widely used in high-tech industries where heat resistance, strength, and resistance to aggressive environments are crucial.

Main Application Areas:

• Aerospace and aviation industry (turbine components, engines, jet nozzles).
• Energy sector (gas turbines, heat exchangers, boiler equipment).
• Chemical and petrochemical industry (reactors, pipelines, pumps for aggressive media).
• Metallurgical industry (steel casting nozzles, thermal furnaces).
• Marine industry (equipment for high-corrosion environments).

📊 Mechanical Properties

• Tensile Strength (Rm): 900 – 1100 MPa
• Yield Strength (Rp0.2): ≥ 600 MPa
• Hardness (HB): 250 – 320 HB
• Elongation (A5): ≥ 20 %
• Density: ~8.4 g/cm³
• Heat Resistance: up to 1100°C

⭐ Features

• Heat resistance – maintains structural stability and mechanical properties at high temperatures.
• Corrosion resistance – effective against acids, alkaline media, and gases.
• Mechanical strength – withstands high mechanical loads even in demanding conditions.
• Weldability – easily weldable without loss of properties.
• Durability – high wear resistance and resilience in aggressive environments.

Waspalloy / 2.4654 Delivery Forms