AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment vs SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
Ratings Comparison
Strength
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
6/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
8/10
Corrosion Resistance
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
3/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
3/10
Lightweight
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
5/10
Machinability
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
6/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
4/10
Cost Efficiency
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
9/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
9/10
Temperature Resistance
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
7/10
Properties Comparison
| Property | AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment | SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness |
|---|---|---|
| Metal Base | Steel | Steel |
| Tensile Strength | 633.0 MPa | 1020.0 MPa |
| Yield Strength | 357.0 MPa | 655.0 MPa |
| Elongation | 26.3 % | 17.7 % |
| Hardness (Brinell) | 183.0 HB | 302.0 HB |
| Elastic Modulus | — | — |
| Density | — | — |
| Melting Point | — | — |
| Thermal Conductivity | — | — |
| Weldable | — | — |
| Heat Treatable | — | — |
| Magnetic | — | — |