Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition vs SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
Ratings Comparison
Strength
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
8/10
Corrosion Resistance
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
3/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
3/10
Lightweight
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
5/10
Machinability
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
6/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
4/10
Cost Efficiency
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
9/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
9/10
Temperature Resistance
Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition
7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
7/10
Properties Comparison
| Property | Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Properties, Specification, Composition | SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness |
|---|---|---|
| Metal Base | Steel | Steel |
| Tensile Strength | — | 1020.0 MPa |
| Yield Strength | — | 655.0 MPa |
| Elongation | — | 17.7 % |
| Hardness (Brinell) | — | 302.0 HB |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |