7Cr17 Steel (68Cr17) High Carbon Stainless Steel vs SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
Ratings Comparison
Strength
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
8/10
Corrosion Resistance
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
3/10
Lightweight
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
5/10
Machinability
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
4/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
4/10
Cost Efficiency
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
6/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
9/10
Temperature Resistance
7Cr17 Steel (68Cr17) High Carbon Stainless Steel
7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
7/10
Properties Comparison
| Property | 7Cr17 Steel (68Cr17) High Carbon Stainless Steel | SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness |
|---|---|---|
| Metal Base | Stainless 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 | — | — |