EngiRef / Materials
Inconel 718
nickel
nickel
Source Details
Id
ni-inconel-718
Name
Inconel 718
Category
nickel
Designation
UNS N07718
Properties
{
"density": {
"value": 8190,
"unit": "kg/m³"
},
"tensileStrengthYield": {
"value": 1034,
"unit": "MPa"
},
"tensileStrengthUltimate": {
"value": 1241,
"unit": "MPa"
},
"elasticModulus": {
"value": 200,
"unit": "GPa"
},
"shearModulus": {
"value": 77.2,
"unit": "GPa"
},
"poissonsRatio": 0.3,
"thermalConductivity": {
"value": 11.4,
"unit": "W/(m·K)"
},
"thermalExpansion": {
"value": 13,
"unit": "µm/(m·K)"
},
"specificHeat": {
"value": 435,
"unit": "J/(kg·K)"
},
"meltingPoint": {
"value": 1260,
"min": 1260,
"max": 1336,
"unit": "°C"
},
"hardness": {
"brinell": 363,
"rockwellC": "C38"
}
}Applications
Gas turbine blades, Rocket motors, Nuclear reactors, Cryogenic tanks
Notes
Most used superalloy. Age hardenable. Good strength to 700°C.