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PRODUCT DATA of AA7122-T652
MaterialAA7122-T652
General InformationAl rolled sheet CERTAL SPC Al alloy, high strength with excellent formability
Chemical Composition2.6-3.7Mg, 4.3-5.2Zn, 0.5-1Cu, 0.1-0.25Zr, rem Al
Name of ManufacturerAlcoa
EXPERIENCE IN PRACTICE
Equivalent DesignationsAA 7122
PHYSICAL PROPERTIES
Specific Gravity2.76
Magnetic PropertiesNonmagnetic
ELASTIC PROPERTIES
Tensile Modulus72 GPa
Data Quality: Typical Data
THERMAL PROPERTIES
Thermal Conductivity120 to 150 W/m.K
Data Quality: Typical Data
Thermal Expansion Coefficient23.6 μstrain/°C
Data Quality: Typical Data
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
General Corrosion StatusRequires specific corrosion protection
EMF vs SCE-0.85 V
WeldingTIG/MIG possible additional material 5083 and 5356