Customization: | Available |
---|---|
Application: | Aviation, Electronics, Industrial, Medical, Chemical |
Standard: | JIS, GB, DIN, BS, ASTM, AISI |
Still deciding? Get samples of US$ 25/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Inconel751 alloy is an improved version of Ineonel AlloyX-750 alloy. It increases the al content, improves the lasting strength, and the working temperature is increased to about 870°C. Heat treatment process, the heat treatment time is shortened from 18 hours to 9 hours. The alloy is a nickel-based alloy reinforced by Al, Ti, and Nb. It has good corrosion resistance, oxidation resistance and high thermal hardness. It is mainly used in aviation. and industrial gas turbine components. Because the alloy has high high-temperature strength, excellent high-temperature corrosion resistance and wear resistance, it has been used abroad to manufacture valves and other parts for high-load internal combustion engines.
Inconel751 alloy (UNSN07751) is a precipitation hardening nickel-chromium alloy mainly used for exhaust valves of internal combustion engines. This alloy has essentially the same excellent physical, mechanical and corrosion resistance properties as Ineonel-750. Its thermal properties are very close to Ineonel alloy X-750.
When evaluating materials for exhaust valve applications, nichrome performed well in lead oxide screening tests at 1675°F (913°C). Inconel751 alloy has repeatedly provided good results with an average corrosion rate of 4.31g/dm2/h. Like other nickel-chromium alloys, Inconel751 alloy is also resistant to attack by other exhaust gas stream impurities such as sulfur, bromine and chlorine.
Application areas:
Aerospace Industry: Inconel751 alloy is widely used in high-temperature engine components, turbine disks, combustion chambers and nozzles in the aerospace industry to provide excellent high-temperature performance and corrosion resistance.
Petrochemical industry: Inconel751 alloy is used to manufacture high-temperature and high-pressure equipment in the petrochemical industry, such as catalyst tubes, reactors, heat exchangers, etc. Its corrosion resistance and high temperature properties enable it to adapt to the harsh environments found in petrochemical processes.
Power generation industry: Inconel 751 alloy is commonly used in the manufacture of high-temperature equipment such as burners, gas turbines, and steam turbines in the power generation industry. Its high temperature performance and corrosion resistance allow it to maintain good performance in high temperature, high pressure and corrosive environments.
Composition | Fe | C | Si | Mn | S | Cr | Ni * | Cu | Ti | Nb ** | Al |
Max | 5 | - | - | - | - | 14 | 70 | - | 2 | 0.7 | 0.9 |
Min | 9 | 0.1 | 0.5 | 1 | 0.01 | 17 | - | 0.5 | 2.6 | 1.2 | 1.5 |
Temperature | Tensile strength | Yield point | Elongation or elongation after break | Rate of reduction in area | Hardness |
σb | σs | δ | ψ | HBW | |
Mpa | Mpa | % | % | ||
Room temperature | 1310 | 976 | 22.5 | 38.2 | BHN |
352 | |||||
649°C | 1100 | 889 | 22.5 | 32.1 | 291 |
732°C | 860 | 783 | 18.5 | 25.7 | 235 |
816°C | 554 | 526 | 26 | 35.9 | 173 |
Component Design: The design phase involves engineering and designing the car components that will utilize Inconel 751. These components could include exhaust manifold, turbocharger components, or other high-temperature areas in the engine.
Material Selection: During the design phase, the appropriate Inconel 751 alloy form (sheets, bars, or tubes) is selected based on the specific requirements of the components. This could involve considerations such as temperature resistance, strength, and corrosion resistance.
Material Preparation: The selected Inconel 751 material is then prepared for the manufacturing process. This typically involves processes such as cutting, shaping, and machining to achieve the desired dimensions and form.
Forming and Fabrication: Various forming and fabrication techniques, such as forging, casting, or welding, may be employed to create the desired shapes and structures from the Inconel 751 material. Forging is commonly used to achieve high-strength components, while casting is used to produce complex shapes. Welding can be used to join multiple components together.
Machining: Once the components are formed, machining processes like milling, turning, drilling, or grinding may be required to achieve the precise dimensions, tolerances, and surface finishes needed for the car components. This step ensures that the components meet the required specifications.
Quality Control: Throughout the production process, quality control measures are implemented to ensure the integrity and performance of the Inconel 751 components. This can include inspections, non-destructive testing, and mechanical testing to verify the material properties, dimensional accuracy, and structural integrity.
Assembly: Once the Inconel 751 components are manufactured and inspected, they can be assembled with other car components to create the final product. This may involve attaching the components to the engine or exhaust system using appropriate fasteners or welding techniques.