UNI P-AlCu4.4SiMnMg Aluminium Alloys
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UNI P-AlCu4.4SiMnMg Chemical Composition
UNI SPERIMENTALE 3581: 1955 / Primary wrought aluminium-copper-silicium-manganese-magnesium-alloy (Cu 4.4% - Si 0.8% - Mn 0.8% - Mg 0.4%)
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UNI P-AlCu4.4SiMnMg Physical Properties
Temperature
This material has 484 properties — only a subset is shown here.
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UNI P-AlCu4.4SiMnMg Heat Treatments
- Full Annealing (O) from 390 to 420°C to scheme with subsequent slow cooling in the oven (max. 25°C/h up to 200°C).
T4 - Hardening in water (up to 40°C) from 492 to 502°C after preheating for 0.5 to 2h in scheme followed by natural aging (50°C max.) for at least 96h.
T6 - Hardening in water (up to 40°C) from 492 to 502°C after preheating for 0.5 to 2h in scheme followed by artificial aging to:
- Extruded - 155 to 165°C for 18h in scheme (or 170 to 180°C for 8 to 10h at regime)
- Forged and printed - 165 to 175°C for 10h to scheme.
T4510, T6510 - Heat treatments equal to T4 and T6 provided to the extrudes that receive after hardening and before a distension of aging artificial ironing comprising a 1 to 3% permanent deformation.
T4511, T6511 - Heat treatments equal to T4510 and T6510 provided for receiving extruded after ironing modest operations of straightening for reasons of dimensional tolerances.
T652 - Heat treatment equal to T6 forgings intended for receiving after quenching and before aging artificial a cold compression operation for stretching the material comprising a permanent deformation from 1 to 4%.
T42, T62 - Heat treatments performed for the purpose of control, the same as T4 and T6 applicable to extrusions that are provided in the state O (annealed) or in F (as extrusion) was to test the response of the material to heat treatment. - R: Full annealing at 390 - 420°C for 2 - 4 hours; slow cooling in oven (max 20°C/h until 200°C). TN: Water quenching (10 - 30°C) from 490 - 505°C, after preheating for 0.5 - 1 hour in salt bath; natural ageing (max 50°C) for 48 - 96 hours; TA: Water quenching (10 - 30°C) from 490 - 505°C, after preheating for 0.5 - 1 hour in salt bath; artificial ageing at 168 - 185°C for 8 - 12 hours; Hot working range: 260 - 480°C
UNI P-AlCu4.4SiMnMg Mechanical Properties
Temperature
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UNI P-AlCu4.4SiMnMg International Equivalent Materials
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- 195Cross References
- 22Composition
- 146Mechanical Properties
- 27Physical Properties
- 2Heat Treatment
- -Metallography
- -Machinability
- 38Stress-Strain
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- -Fatigue
- -Fracture
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