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ATI 2003 (Lean Duplex) vs Duplex 2304
Property comparison of ATI 2003 (Lean Duplex) and Duplex 2304, both stainless steel.
| Property | ATI 2003 (Lean Duplex) | Duplex 2304 | Difference |
|---|---|---|---|
| Yield strength | 550 MPa | 400 MPa | -27% |
| Tensile strength | 760 MPa | 600 MPa | -21% |
| Elongation | 40 % | 25 % | -38% |
| Elastic modulus | 210,000 MPa | 200,000 MPa | -5% |
| Density | 7,780 kg/m³ | 7,800 kg/m³ | 0% |
| Thermal conductivity | 17 W/m·K | 17 W/m·K | 0% |
| Specific heat | 510 J/kg·K | 490 J/kg·K | -4% |
| Coefficient of thermal expansion | 0.000014 1/K | 0.000013 1/K | -6% |
Difference is Duplex 2304 relative to ATI 2003 (Lean Duplex). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
ATI 2003 (Lean Duplex)
- grade
- UNS S32003
- standard
- ASTM A240
- heat treatment
- Annealed
Duplex 2304
- grade
- S32304
- standard
- ASTM A240/A276
- heat treatment
- Annealed
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