| All data is for information only------(Home) | |
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| PRODUCT DATA of AA2014-T6 |
| Material | AA2014-T6 |
| General Information | This is a precipitation hardening alloy with good strength after heat treatment |
| Processing and Assembly | Solution heat treated and artificially aged. |
| Precautions | Typical data from the Aluminium Association (AA). Not for design |
| EXPERIENCE IN PRACTICE |
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| Development Status | Commercial Product |
| Cost Range | Low |
| Lot Reproducibility | Good |
| Equivalent Designations | A-U4SG, Al Cu4SiMg, AlCuSiMn, AlCu4SiMn, 3.1255, 26S , AA 2014 |
| Space Experience | Good |
| PHYSICAL PROPERTIES |
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| Crystal Structure | Face centered cubic (fcc) |
| Specific Gravity | 2.8 |
| Magnetic Properties | Nonmagnetic |
| ELASTIC PROPERTIES |
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| Tensile Modulus | 73 GPa Data Quality: typical data |
| Shear Modulus | 27.4 GPa |
| Speed of Sound (longitudinal) | 6350 m/s |
| Speed of Sound (transverse) | 2488 m/s |
| Acoustic Impedance | 17.8 MRayl |
| MECHANICAL PROPERTIES |
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| Ultimate Tensile Strength | 450 MPa(minimum) Data Quality: Minimum specification data |
| Proof Stress (0.2%) | 400 MPa(minimum) Data Quality: Minimum specification data |
| Elongation | 7 to 12 % Data Quality:Typical data |
| Fatigue Limit | 124 MPa Data Quality:Typical data |
| Hardness | 135 HB Data Quality:Typical data |
| ELECTRICAL PROPERTIES |
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| Electrical Volume Resistivity | 4.3e-8 ohm.m |
| Electrical Conductivity | 40 %IACS |
| THERMAL PROPERTIES |
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| Specific Heat | 0.869 J/g.K |
| Melting Range | 505 to 640 °C |
| RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY |
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| General Corrosion Status | Requires specific corrosion protection |
| Stress Corrosion Status | Low Resistance to SCC: Table 3 Data Quality: Design data |
| EMF vs SCE | -0.61 V |
| Bimetallic Corrosion | Can be used in a non-controlled environment with: Al+alloys, Cd, Sn-Pb alloys, Sn, Pb Can be used in a clean room environment with: as above and Mg, Ni, Monel, Inconel, Ni-Mo alloys, 300 series SS, 400 series SS, Ti and Ti alloys, Zn, Be Needs specific measures: All others Data Quality: Design Data |
| Machinability | Machinability is good in the annealed condition, somewhat more difficult in the heat treated conditions. |
| Welding | Welding should be done by inert gas consumable electrode arc method for best results. The alloy is subject to cracking during welding |