Inconel718 has the following features: 1, ease of processing 2, at 700 ℃ with a high tensile strength, fatigue strength, creep strength and fracture strength; 3, at 1000 ℃ high oxidation resistance 4, at low temperatures a stable chemical properties; 5, good welding properties.
Inconel718 applications: 1, steam turbine; 2, liquid-fuel rocket; 3, cryogenic engineering; 4, the acidic environment; 5, nuclear engineering.
Inconel 718 alloy chemical composition:
Nickel (plus Cobalt) ............................................ 50.00 -55.00
Chromium ................................................. ........... 17.00-21.00
Iron ................................................. .................... Balance
Niobium (plus Tantalum )...................................... 4.75-5.50
Molybdenum ................................................. ..... 2.80-3.30
Titanium ................................................. ............. 0.65-1.15
Aluminum ................................................. .......... 0.20-0.80
Cobalt ................................................. .............. 1.00 max
Carbon ................................................. ............... 0.08 max
Manganese ................................................. ....... 0.35 max
Silicon ................................................. ............... 0.35 max
Phosphorus ................................................. ...... 0.015 max
Sulfur ................................................. ............... 0.015 max
Boron ................................................. ............. 0.006 max
Copper ................................................. ............ 0.30 max
Inconel 718 alloy, including: bars, plates, coils, pipe and wire, etc.
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