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Energy Industry GH4145 Nickel Alloy Wire Inconel X-750 Wire With High-Temperature Strength
Product Introduction
Inconel X750 wire is a high-performance nickel-based alloy that is widely recognized for its excellent combination of high-temperature strength, corrosion resistance, and mechanical properties. It is composed primarily of nickel, chromium, iron, along with smaller amounts of aluminum, titanium, and niobium. These elements work together to provide the alloy with outstanding performance in extreme environments, making it an ideal material for various applications in the energy sector.
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
Advantages and Characteristics
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Related Questions and Answers
Q: What are the heat treatment requirements for Inconel X750 wire?
A: Inconel X750 wire typically undergoes a solution heat treatment followed by cold drawing. For wire with a nominal diameter or thickness of 6.35mm or less, a 50% to 65% cold drawing is usually performed after solution heat treatment. The solution heat treatment is generally conducted at 980°C ± 15°C with air cooling.
Q: What are the chemical composition and physical properties of Inconel X750 wire?
A: The chemical composition of Inconel X750 wire mainly includes nickel, chromium, iron, aluminum, titanium, and niobium. In terms of physical properties, Inconel X750 wire has a density of about 8.28g/cm³ and a melting range between 1393°C and 1427°C. It exhibits excellent corrosion and oxidation resistance at temperatures up to 980°C, good mechanical strength below 800°C, and good relaxation resistance below 540°C.
Q: What is the typical temperature range for Inconel X750 wire in energy applications?
A: Inconel X750 wire can operate effectively in temperatures up to approximately 1300°F (700°C), making it suitable for the wide range of temperatures encountered in energy facilities.
