Inconel 602CA is a high-temperature material known for its excellent oxidation resistance and thermal stability. It is an alloy of nickel and chromium that also contains high levels of aluminium, zirconium and yttrium for added strength and resistance to corrosion. This blog will discuss the composition, physical and mechanical properties, uses, hardness, heat treatment, welding, and corrosion resistance of Inconel 602CA.
Inconel 602CA Composition
Inconel 602CA is an alloy of nickel and chromium with high aluminium, zirconium, and yttrium levels. The composition of Inconel 602CA is as follows:
- Nickel (Ni) – 52%
- Chromium (Cr) – 25%
- Aluminum (Al) – 1.5 – 2.2%
- Zirconium (Zr) – 0.1 – 0.3%
- Yttrium (Y) – 0.4 – 0.6%
- Carbon (C) – 0.15% maximum
- Iron (Fe) – 6-10%
Inconel 602CA Physical Properties
Inconel 602CA has great physical properties. It is a corrosion-resistant material that can withstand high temperatures. The physical properties of Inconel 602CA are as follows:
- Melting point: 1,350°C (2,462°F)
- Density: 8.15 g/cm³ (0.295 lb/in³)
- Thermal conductivity: 10.7 W/m-K (7.4 BTU/hr-ft-°F)
Inconel 602CA Mechanical Properties
Inconel 602CA has a high strength and wear resistance, making it ideal for high-temperature and high-stress applications. The mechanical properties of Inconel 602CA are as follows:
- Tensile strength: 655 MPa (95,000 psi)
- Yield strength: 275 MPa (40,000 psi)
- Elongation: 40%
- Hardness: Rockwell B 89
Inconel 602CA Uses
Inconel 602CA is a material used in various applications, such as:
- Petrochemical industry
- Heat treating
- Power generation
- Waste incineration plants
- Furnace components
Inconel 602CA Hardness
Inconel 602CA has a Rockwell B hardness of 89. This high hardness makes it ideal for use in high-temperature and high-stress applications.
Inconel 602CA Heat Treatment
Inconel 602CA can be heat treated to enhance its mechanical properties. The recommended heat treatment for Inconel 602CA is as follows:
- Solution annealing at 1,150°C (2,102°F) for 30 minutes
Inconel 602CA Water quenching
- Age hardening at 825°C (1,517°F) for 24 hours
Inconel 602CA Welding
Inconel 602CA is a weldable material. The recommended welding methods for Inconel 602CA are:
- Gas tungsten arc welding (GTAW)
- Gas metal arc welding (GMAW
Inconel 602CA Corrosion Resistance
Inconel 602CA is a highly corrosion-resistant material. It can resist oxidation, carburization, and sulfidation even at high temperatures. It is resistant to most acids and alkalis, including sulfuric and hydrochloric acids.
Conclusion:
Inconel 602CA is a high-temperature material used in various applications requiring corrosion resistance and high strength, such as the petrochemical industry, heat treatment, and power generation. Its physical and mechanical properties make it ideal for high-temperature and high-stress applications. Inconel 602CA can be heat treated and welded, and it is highly resistant to corrosion, making it a reliable material for harsh environments.
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