EngiRef / Materials
AISI 4130 Chromoly Steel
carbon-steel
carbon-steel
Source Details
Id
steel-4130
Name
AISI 4130 Chromoly Steel
Category
carbon-steel
Designation
AISI 4130
Properties
{
"density": {
"value": 7850,
"unit": "kg/m³"
},
"tensileStrengthYield": {
"value": 460,
"unit": "MPa"
},
"tensileStrengthUltimate": {
"value": 560,
"unit": "MPa"
},
"elasticModulus": {
"value": 205,
"unit": "GPa"
},
"shearModulus": {
"value": 80,
"unit": "GPa"
},
"poissonsRatio": 0.29,
"thermalConductivity": {
"value": 42.7,
"unit": "W/(m·K)"
},
"thermalExpansion": {
"value": 12.2,
"unit": "µm/(m·K)"
},
"specificHeat": {
"value": 477,
"unit": "J/(kg·K)"
},
"meltingPoint": {
"value": 1432,
"unit": "°C"
},
"hardness": {
"brinell": 217,
"rockwellB": "B95"
}
}Applications
Aircraft tubing, Bicycle frames, Roll cages, Automotive components
Notes
Chrome-moly alloy. Excellent weldability. Popular in aerospace and motorsports.