AISI 8630 Low-Alloy Steel Sheet/Strip/Plate vs SAE 8620 Carbon Steel (Normalized at 915 °C (1675 T))
Property comparison of AISI 8630 Low-Alloy Steel Sheet/Strip/Plate and SAE 8620 Carbon Steel (Normalized at 915 °C (1675 T)), both carbon steel.
| Property | AISI 8630 Low-Alloy Steel Sheet/Strip/Plate | SAE 8620 Carbon Steel (Normalized at 915 °C (1675 T)) | Difference |
|---|---|---|---|
| Yield strength | 517.1 MPa | 360 MPa | -30% |
| Tensile strength | 655 MPa | 635 MPa | -3% |
| Elastic modulus | 199,948 MPa | 200,000 MPa | 0% |
| Shear modulus | 75,842 MPa | 76,923 MPa | +1% |
| Poisson ratio | 0.32 | 0.3 | -6% |
| Density | 7,833 kg/m³ | 7,850 kg/m³ | 0% |
| Specific heat | 460 J/kg·K | 457 J/kg·K | -1% |
Difference is SAE 8620 Carbon Steel (Normalized at 915 °C (1675 T)) relative to AISI 8630 Low-Alloy Steel Sheet/Strip/Plate. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- AISI 8630
- standard
- MIL-HDBK-5J
- heat treatment
- Normalized and tempered, stress relieved
- grade
- 8620
- standard
- SAE
- heat treatment
- Normalized at 915 °C (1675 T)
About AISI/SAE 86xx nickel-chromium-molybdenum steels
86xx grades are nickel-chromium-molybdenum case-hardening steels, leaner in nickel than 43xx. 8620 is the standard carburizing grade for gears and shafts; 8740 is used heat-treated through and through for higher-strength fasteners.
What else is in Engineering Database
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators