Petrochemical, nuclear, metallurgical and other fields: GH747 alloy is used in petrochemical, nuclear, metallurgical and other fields to manufacture parts and components of high-temperature devices. Its resistance to high temperatures and corrosion makes it one of the indispensable materials in these fields.
Chemical composition of GH747:
Carbon(c): 010%
Silicon (Si): 10%
Manganese (mn): 10%
Phosphorus (p): 002%
Sulfur (s): 0025%
Chromium (CR): 15-17%.
Nickel (Ni): 44-46%.
Iron (Fe): Margin.
Aluminium (AL): 29-3.9%
Cerium (CE): 003%
Physical properties of GH747:
Density: 826 g/cm³
Thermal conductivity (100 900): 105-24.3 w/(m·k)
Linear expansion coefficient (20 800): 1707 × 10^-6/k
Modulus of elasticity: It has different values at different temperatures, showing good high-temperature performance.
Composition of GH747 superalloy:
Nickel (NI): One of the basic components of GH747 alloy, which provides high-temperature strength and superior corrosion resistance.
Chromium (CR): Enhanced corrosion resistance to help combat corrosion in high-temperature atmospheres.
Iron (Fe): As the basic element of the alloy, it maintains the stability of its structure.
Aluminum (AL): The addition of aluminum improves the high-temperature strength of the alloy.
Silicon (Si): Silicon content adjustments affect the properties of alloys.
Properties of GH747 superalloy:
Density: The density of GH747 alloy is 826g/cm³。
Thermal conductivity: In the range of 100-900 degrees Celsius, the thermal conductivity of GH747 alloy is 105-24.3 w/(m·k)。
Linear expansion coefficient: In the range of 20-800 degrees Celsius, the linear expansion coefficient is 1707×10⁻⁶k⁻¹。
Modulus of elasticity: The modulus of elasticity of GH747 alloy at different temperatures is 128 GPA, respectively.
Introduction: DD403 is an advanced material with excellent high-temperature performance and corrosion resistance. This article will provide readers with a detailed understanding of the features, performance parameters and related material knowledge of DD403. 1. Characteristics of DD403DD403 is a nickel-based alloy with the following characteristics:1Excellent high-temperature performance: DD403 can maintain good strength and toughness in high-temperature environments, has high oxidation and creep resistance, and can operate under high-temperature conditions. 2.Strong corrosion resistance: DD403 has excellent corrosion resistance, can resist the erosion of oxidation, vulcanization, chlorination and other corrosive media, and is suitable for harsh working environments. 3.Excellent mechanical properties: DD403 has excellent mechanical properties, with high tensile strength, yield strength and fracture toughness, and can withstand complex stress environments. 4.Easy to process: DD403 has good processing properties and can be formed by hot and cold working, which is suitable for a variety of manufacturing processes.