Q390 Steel Properties, Chemical Composition & Equivalent vs SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
Ratings Comparison
Strength
Q390 Steel Properties, Chemical Composition & Equivalent
5/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Corrosion Resistance
Q390 Steel Properties, Chemical Composition & Equivalent
3/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
3/10
Lightweight
Q390 Steel Properties, Chemical Composition & Equivalent
5/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Machinability
Q390 Steel Properties, Chemical Composition & Equivalent
6/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
6/10
Cost Efficiency
Q390 Steel Properties, Chemical Composition & Equivalent
9/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
9/10
Temperature Resistance
Q390 Steel Properties, Chemical Composition & Equivalent
7/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
7/10
Properties Comparison
| Property | Q390 Steel Properties, Chemical Composition & Equivalent | SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability |
|---|---|---|
| Metal Base | Steel | Steel |
| Tensile Strength | — | — |
| Yield Strength | — | — |
| Elongation | — | — |
| Hardness (Brinell) | — | — |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |