Inconel alloy 625 UNS N06625, is a nickel-based superalloy known for its excellent corrosion resistance, high-temperature strength, and outstanding mechanical properties. 2.4856 Inconel 625 exhibits good fatigue resistance, making it suitable for high-stress applications.
Here Are Some of the Key Inconel Alloy 625 Material Properties:
1. Alloy 625 UNS N06625 Chemical Composition:
Nickel (Ni): 58.0% min.
Chromium (Cr): 20.0-23.0%
Molybdenum (Mo): 8.0-10.0%
Iron (Fe): 5.0% max.
Niobium (Nb) + Tantalum (Ta): 3.15-4.15%
Aluminum (Al): 0.4% max.
Titanium (Ti): 0.4% max.
Manganese (Mn): 0.5% max.
Silicon (Si): 0.5% max.
Carbon (C): 0.1% max.
Sulfur (S): 0.015% max.
Phosphorus (P): 0.015% max.
2. Nickel Alloy 625 Material Mechanical Properties:
Tensile Strength: 760-950 MPa (110-137 ksi)
Yield Strength (0.2% Offset): 345-415 MPa (50-60 ksi)
Elongation: 30-35%
Hardness: Rockwell C HRB 100 max.
3. Inconel Alloy 625 UNS N06625 Physical Properties:
Thermal Conductivity: 8.4 W/m·K at room temperature
Specific Heat Capacity: 442 J/kg·K at 20°C
Coefficient of Thermal Expansion: 12.8 µm/m·K (20-100°C)
Density: 8.44 g/cm³ (0.305 lb/in³)
Melting Point: Approximately 1,350°C (2,462°F)
4. Inconel 625 Corrosion Resistance:
Nickel Inconel 625 pipe is highly resistant to corrosion, particularly in environments containing chloride ions, sulfuric and hydrochloric acids. Inconel 625 tubing also exhibits excellent resistance to pitting, crevice corrosion, and intergranular corrosion.
5. Weldability: Inconel 625 uns n06625 material is weldable, and a variety of welding methods can be used. However, post-weld heat treatment is often recommended to maintain the alloy's desired properties.
6. Magnetic Properties: Nickel 625 is non-magnetic.
7. Electrical Conductivity: Inconel 625 special metals have relatively low electrical conductivity.
8. Ni Alloy 625 Applications:
Aerospace components: AMS 5666 Inconel 625 is used in aircraft engines and exhaust systems due to its high-temperature strength and corrosion resistance.
Chemical processing: The astm b444 uns n06625 gr 1 is used in chemical processing plants due to its excellent resistance to corrosive chemicals.
Marine engineering: Inconel alloy 625 is used in seawater environments due to its resistance to saltwater corrosion.
Oil and gas extraction: The Inconel 625 seamless tubing is used in oil and gas production due to its resistance to sour gas corrosion.
