Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent vs SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
Ratings Comparison
Strength
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
8/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
8/10
Corrosion Resistance
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
3/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
3/10
Lightweight
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
5/10
Machinability
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
4/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
4/10
Cost Efficiency
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
9/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
9/10
Temperature Resistance
Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent
7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
7/10
Properties Comparison
| Property | Grade 65Mn Steel High Carbon Spring Steel Properties, Specification, Equivalent | SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness |
|---|---|---|
| Metal Base | Steel | Steel |
| Tensile Strength | 980.0 MPa | 1020.0 MPa |
| Yield Strength | 785.0 MPa | 655.0 MPa |
| Elongation | 8.0 % | 17.7 % |
| Hardness (Brinell) | 302.0 HB | 302.0 HB |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |