Model No.: GH4169, UNS NO7718, W.Nr.2.4668， NA51
Brand: HDF
Packaging: standard export packaging
Transportation: Ocean,Land,Air,Express
Place of Origin: China
Certificate: ISO9001
Port: Shanghai
Payment Type: L/C,T/T,Paypal
Incoterm: FOB
Inconel 718 is a nickel-based alloy that is widely used in aerospace, energy, and high-temperature engineering applications. It is particularly suitable for applications that require operation in high-temperature, high-pressure, and corrosive environments, and demand materials with strength, corrosion resistance, and good processing performance. It can be supplied in solution-treated or precipitation-hardened conditions.
FEATURE
1. Good machinability
2. High tensile strength, fatigue strength, creep strength and fracture strength at 700°C
3. High oxidation resistance at 1000°C
4. Structural stability at low temperatures
5. Resistance to pitting corrosion and stress corrosion cracking
6. Good weldability (TIG welding, electron beam welding, friction welding)
CHEMICAL COMPONENT
| Element | Ni | Cr | Fe | Mo | Nb | C | Mn | Si | S | Cu | Al | Ti | Co |
| Min | 50 | 17 | | 2.8 | 4.75 | - | - | - | - | - | 0.2 | 0.65 | - |
| Max | 55 | 21 | | 3.3 | 5.5 | 0.08 | 0.35 | 0.35 | 0.015 | 0.30 | 0.80 | 1.15 | 1.0 |
PHYSICAL & MECHANICAL PROPERTIES
| Density | Melting | Tensile strength | Yield strength | Elongation |
| 8.19 g/cm³ | 1260-1336 °C | 965 MPa | 550 MPa | 30% |
APPLICATION
Aerospace: It is widely used in manufacturing key components of aero engines such as turbine discs, blades, and shafts. Under extreme conditions of
High temperature, high pressure, and high speed, it can ensure the reliability and performance of the engine.
Energy sector: It is used in manufacturing high-temperature components of gas turbines and nuclear power plants, such as heat transfer tubes of steam generators and structural materials of nuclear reactor cores. It can operate stably in environments of high temperature, high pressure, and strong radiation.
Petroleum and chemical industry: It can be used in manufacturing high-temperature reactors, heat exchangers, and pipelines in petroleum and chemical equipment. In environments of high temperature, high pressure, and corrosive media in the petroleum and chemical industry, it can maintain good performance and ensure the long-term stable operation of equipment.
Automotive industry: It is applied in some high-performance car engine components and turbocharging systems, taking advantage of its high strength and high-temperature resistance to improve the efficiency and reliability of car engines.
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