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ATI 2003 (Lean Duplex) vs Duplex 2205
Property comparison of ATI 2003 (Lean Duplex) and Duplex 2205, both stainless steel.
| Property | ATI 2003 (Lean Duplex) | Duplex 2205 | Difference |
|---|---|---|---|
| Yield strength | 550 MPa | 450 MPa | -18% |
| Tensile strength | 760 MPa | 620 MPa | -18% |
| Elongation | 40 % | 25 % | -38% |
| Elastic modulus | 210,000 MPa | 190,000 MPa | -10% |
| Density | 7,780 kg/m³ | 7,700 kg/m³ | -1% |
| Thermal conductivity | 17 W/m·K | 15 W/m·K | -12% |
| Specific heat | 510 J/kg·K | 469 J/kg·K | -8% |
| Coefficient of thermal expansion | 0.000014 1/K | 0.000014 1/K | -2% |
Difference is Duplex 2205 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 2205
- grade
- S32205/S31803
- standard
- ASTM A240/A276
- heat treatment
- Annealed
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