| All data is for information only------(<---links) | |
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| PRODUCT DATA of AA7049-T73 |
| Material | AA7049-T73 |
| EXPERIENCE IN PRACTICE |
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| Development Status | Commercial Product |
| Equivalent Designations | AA 7049 |
| PHYSICAL PROPERTIES |
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| Crystal Structure | Face centered cubic (fcc) |
| Magnetic Properties | Nonmagnetic |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 71.7 GPa |
| Shear Modulus | 27.6 GPa |
| THERMAL PROPERTIES |
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| Temperature Range | 66 °C(maximum) |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| General Corrosion Status | Requires specific corrosion protection |
| Stress Corrosion Status | High Resistance to SCC: Table 1 Data Quality: Design Data |
| Bimetallic Corrosion | Can be used in a non-controlled environment: Al alloys, Cd
Can be used in a clean room environment: Mg, Sn-Pb alloys (all), Sn, Pb, Zn, Be Needs specific measures: All others Test: ECSS-Q-ST-70C Rev.1 Table 5.1 Data Quality: Design Data |
| FLUID SYSTEMS COMPATIBILITY |
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| Gaseous Oxygen (GOX) | Meets the mechanical impact requirements. No batch test required. |
| Liquid Oxygen (LOX) | Fails mechanical impact |
| Nitrogen Tetroxide (N2O4) | SCC susceptibility is low and no fluid decomposition |
| Hydrazine (HDZE) | Untested |