Open Access
Table 1
Austenitic stainless steel series 300 properties at room temperature [7–9].
| Property | AISI 304 | AISI 316 | AISI 348 |
|---|---|---|---|
| Density (103 kg/m3) | 8.0 | 8.0 | 7.9 |
| Rockwell-B hardness | 70 | 79 | 80 |
| Ultimate strength (MPa) | 505 | 580 | 605 |
| Tensile strength at yield (MPa) | 215 | 290 | 220 |
| Maximum elongation (%) | 70 | 50 | 40 |
| Elastic modulus (GPa) | 200 | 193 | 200 |
| Poisson's ratio | 0.290 | 0.295 | 0.283 |
| Specific heat (J/g°C) | 0.5 | 0.5 | 0.5 |
| Thermal conductivity (W/mK) | 16.2 | 16.3 | 16.4 |
| Thermal expansion coefficient (10–6/K) | 17 | 17 | 17 |
| Melting point (°C) | 1450 | 1427 | 1400 |
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