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Inconel 825 625 601 600 C276 Nickel-Based Nickel Alloy Inconel Strip
Inconel Series is a family of austenitic nickel-chromium-based superalloys. Inconel alloys are oxidation-corrosion-resistant materials well suited for service in extreme environments subjected to pressure and heat. When heated, Inconel forms a thick, stable, passivating oxide layer pretecting the surface from further attack. Inconel retains strength over a wide temperature range, attractive for high temperature applications where aluminum and steel would succumb to creep as a result of thermally induced crystal vacancies. Inconel's high temperature strength is developed by solid solution strengthening or precipitation hardening, depending on the alloy.
Product Introduction
Inconel X750 strip has a wide range of applications in the energy field, mainly due to its excellent high-temperature strength, oxidation resistance, and corrosion resistance. This nickel based high-temperature alloy can maintain good heat resistance at temperatures up to 750 ℃, making it suitable for component manufacturing in high-temperature environments. In the field of nuclear energy, Inconel X750 strip can be used to manufacture key components in nuclear reactors, such as control rods and pressure vessels. Its excellent radiation resistance and stability at high temperatures make it an ideal material choice. In addition, Inconel X750 strip is widely used in high-temperature components of gas turbines, steam turbines and other equipment, which can significantly extend the service life of the equipment. In the process of oil and gas extraction and processing, Inconel X750 strip can resist the effects of high temperature, highly corrosive gases, and high-pressure environments, ensuring the reliable operation of equipment.
Parameter
Nickel (Ni): about 50-55%
Chromium (Cr): about 17-21%
Molybdenum (Mo): about 2.8-3.3%
Iron (Fe): about 18.5-20%
Density: approximately 8.25 g/cm3
Melting point: approximately 1395~1425 degrees Celsius
Tensile strength: At room temperature, the tensile strength is approximately 965 MPa
Yield strength: At room temperature, the yield strength is approximately 550 MPa (MPa)
Thermal expansion coefficient: Linear thermal expansion coefficient is approximately 13.3 x 10^-6 degrees Celsius^-1 (range 20-1000 degrees Celsius)
Thermal Conductivity: Approximately 6.3 Watts/meter-Kelvin (20 degrees Celsius)
Creep resistance: GH4145 alloy has good creep resistance at high temperatures.
The structure of the alloy in the standard heat treatment state is composed of γ matrix, Ti (C, N), Nb (C, N), M23C6 carbide and γ' [Ni3 (Al, Ti, Nb)] phase, and the γ' content is approximately 14.5% , is the main strengthening phase of the alloy.
Inconel X-750 (USA), NiCr15Fe7TiAl (Germany), NC15FeTNbA (France), NCF750 (Japan)
Chemical Composition ( % ) | |||||||||||||||||||||||||||||||||||
Brand | C | Si | Mn | S | P | Cr | Co | W | Mo | Ti | Al | Fe | Ni | other | |||||||||||||||||||||
Less than | |||||||||||||||||||||||||||||||||||
GH4145 | 0.08 | 0.5 | 1 | 0.01 | 0.015 | 14~17 | ≤1 | — | — | 2.25~2.75 | 0.4~1 | 5~9 | ≥70 | Nb:0.7-1.2 |
The minimum mechanical properties of the alloy at room temperature | ||||||
Brand | heat treatment | tensile strength RmN/mm² | Yield strength Rp0.2N/mm2 | Elongation As% | Brinell hardness HB | Rockwell hardness HRC |
GH4145 | solid solution + aging | 1205 | 725 | 15 | ≥310 |
Size Range (mm) | |
Wire | 0.5-7.5 |
Rod/Bar | 8.0-200 |
Strip | (0.50-2.5)*(5-180) |
Tube | custom made |
Plate | custom made |
Specific Applications
The Inconel X-750 Strip has a wide range of applications in the energy sector, including:
Advantages and Characteristics
Summary
Inconel X-750 Strip has become an indispensable material in the energy field due to its excellent high-temperature strength, oxidation resistance, and corrosion resistance. Its stability and reliability in high temperature and corrosive environments enable it to perform excellently in manufacturing various key equipment and components, ensuring the long-term service life and safety of the equipment.
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Related Questions and Answers
What is the hardness range of Inconel X750 strip?
The hardness range of Inconel X750 strip is usually between HRC 30-40, depending on the heat treatment state.
What is the resistivity of Inconel X750 strip?
The resistivity of Inconel X750 strip is approximately 0.75 μ Ω· m.
What is the high temperature resistance of Inconel X750 strip?
Inconel X750 strip can maintain good mechanical properties and oxidation resistance in high temperature environments (such as 700 ° C).
What is the low temperature resistance of Inconel X750 strip?
Inconel X750 strip also has good toughness and strength in low temperature environments (such as -253 ° C).
What is the fatigue resistance of Inconel X750 strip?
Inconel X750 strip exhibits excellent fatigue strength under cyclic loading and is suitable for high stress cycling applications.