Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties vs SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
Ratings Comparison
Strength
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
5/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Corrosion Resistance
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
3/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
3/10
Lightweight
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
5/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
5/10
Machinability
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
6/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
6/10
Cost Efficiency
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
9/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
9/10
Temperature Resistance
Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties
7/10
SAE AISI 4340 Steel Properties, Heat Treatment, Equivalent, Hardness Chart, Density, Machinability
7/10
Properties Comparison
| Property | Q690 Steel, Q690C Q690D Q690E Chemical Composition, Mechanical Properties | 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 | — | — |