Part of Engineering Database. 375 reference tables, deterministic calculators, and Engineering AI. Sign up free
Steel SAE 1144 vs Steel SAE 30201
Property comparison of Steel SAE 1144 and Steel SAE 30201, both carbon steel.
| Property | Steel SAE 1144 | Steel SAE 30201 | Difference |
|---|---|---|---|
| Yield strength | 421 MPa | 758 MPa | +80% |
| Tensile strength | 703 MPa | 1,034 MPa | +47% |
| Elongation | 21 % | 10 % | -52% |
| Elastic modulus | 207,000 MPa | 193,000 MPa | -7% |
| Shear modulus | 79,000 MPa | 743,000 MPa | +841% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 8,030 kg/m³ | +2% |
| Thermal conductivity | 56.3 W/m·K | 51.9 W/m·K | -8% |
| Specific heat | 463 J/kg·K | 457 J/kg·K | -1% |
| 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 30201 relative to Steel SAE 1144. 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 1144
- standard
- ANSI
- heat treatment
- as-rolled
Steel SAE 30201
- standard
- ANSI
- heat treatment
- 1/2-hard
What else is in Engineering Database
Iron Engine ↗Engineering AI at ironengine.ai
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