Inconel718 alloy is a precipitation hardening nickel-chromium-iron alloy containing niobium and molybdenum. It has high strength, good toughness and corrosion resistance in high and low temperature environments below 650ºC. Its state can be solid solution treatment or precipitation hardening state.
It has the following characteristics
Easy to process
High tensile strength, fatigue strength, creep strength and breaking strength at 700ºC
High oxidation resistance at 1000ºC
Stable chemical properties at low temperatures
Good welding performance
Application field
Due to its high temperature strength at 700ºC, excellent corrosion resistance and easy processing, it can be widely used in various high-demand occasions.
Steam turbine
Liquid fuel rocket
Cryogenic Engineering
acid environment
Nuclear Engineering
The chemical composition of Inconel 601:
Ni Cr Fe C Mn Si Mo Cu Co Al Ti Nb B P S
Minimum 50 17 2.8 0.2 0.65 4.75 0
Maximum 55 21 balance 0.08 0.35 0.35 3.3 0.3 1.0 0.8 1.15 5.50 0.006 0.01 0.01
Melting temperature range 1260~1320ºC
Density ρ=8.24g/cm3
Similar Grades:
GH4169, GH169 (China), NC19FeNb (France), NiCr19Fe19Nb5, Mo3 (Germany), NA 51 (UK) Inconel718, UNS NO7718 (United States) NiCr19Nb5Mo3 (ISO)





