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Steel SAE 4820 vs Steel SAE 5046
Property comparison of Steel SAE 4820 and Steel SAE 5046, both carbon steel.
| Property | Steel SAE 4820 | Steel SAE 5046 | Difference |
|---|---|---|---|
| Yield strength | 464 MPa | 1,407 MPa | +203% |
| Tensile strength | 681 MPa | 1,744 MPa | +156% |
| Elongation | 22.3 % | 9 % | -60% |
| Elastic modulus | 207,000 MPa | 207,000 MPa | 0% |
| Shear modulus | 79,000 MPa | 79,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Brinell hardness | 197 HB | 482 HB | +145% |
| Thermal conductivity | 51.9 W/m·K | 51.9 W/m·K | 0% |
| Specific heat | 457 J/kg·K | 464 J/kg·K | +2% |
| Coefficient of thermal expansion | 0.000012 1/K | 0.000012 1/K | 0% |
| Melting point | 1,480 °C | 1,480 °C | 0% |
Difference is Steel SAE 5046 relative to Steel SAE 4820. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
Steel SAE 4820
- standard
- ANSI
- heat treatment
- annealed
Steel SAE 5046
- standard
- ANSI
- heat treatment
- tempered at 400 F
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