| AISI Type 429 | |
 | |
| Category | Steel |
| Class | Stainless steel |
| Type | Ferritic standard |
| Common Names | Chromium steel |
| Designations | United States: ASTM A176 , SAE 51429 |
| Composition | |
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| Mechanical Properties | |
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| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Density (×1000 kg/m3) | 7.8 | 25 | |
| Poisson's Ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 200 | 25 | |
| Tensile Strength (Mpa) | 490 | 25 | annealed (plate, sheet, strip) more |
| Yield Strength (Mpa) | 310 | ||
| Elongation (%) | 30 | ||
| Reduction in Area (%) | 65 | ||
| Hardness (HRB) | 88 (max) | 25 | annealed (plate, sheet, strip) |
| Thermal Properties | |
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| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Thermal Expansion (10-6/ºC) | 10.3 | 0-100 | |
| Thermal Conductivity (W/m-K) | 25.6 | 100 | |
| Specific Heat (J/kg-K) | 460 | 0-100 | |
| Electric Properties | |
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