Part of Engineering Database. 375 reference tables, deterministic calculators, and Engineering AI. Sign up free
Duplex 2304 vs Super Duplex 2507
Property comparison of Duplex 2304 and Super Duplex 2507, both stainless steel.
| Property | Duplex 2304 | Super Duplex 2507 | Difference |
|---|---|---|---|
| Yield strength | 400 MPa | 552 MPa | +38% |
| Tensile strength | 600 MPa | 800 MPa | +33% |
| Elongation | 25 % | 15 % | -40% |
| Elastic modulus | 200,000 MPa | 200,000 MPa | 0% |
| Density | 7,800 kg/m³ | 7,800 kg/m³ | 0% |
| Brinell hardness | 210 HB | 230 HB | +10% |
| Thermal conductivity | 17 W/m·K | 17 W/m·K | 0% |
| Specific heat | 490 J/kg·K | 450 J/kg·K | -8% |
| Coefficient of thermal expansion | 0.000013 1/K | 0.000013 1/K | 0% |
Difference is Super Duplex 2507 relative to Duplex 2304. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
Duplex 2304
- grade
- S32304
- standard
- ASTM A240/A276
- heat treatment
- Annealed
Super Duplex 2507
- grade
- S32750
- standard
- ASTM A240/A276
- heat treatment
- Annealed
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