All data is for information only------(Home)
	PRODUCT DATA of AA7122-T652

Material

AA7122-T652

General Information

Al rolled sheet CERTAL SPC Al alloy, high strength with excellent formability

Chemical Composition

2.6-3.7Mg, 4.3-5.2Zn, 0.5-1Cu, 0.1-0.25Zr, rem Al

Name of Manufacturer

Alcoa

	EXPERIENCE IN PRACTICE

Equivalent Designations

AA 7122

	PHYSICAL PROPERTIES

Specific Gravity

2.76

Magnetic Properties

Nonmagnetic

	ELASTIC PROPERTIES

Tensile Modulus

72 GPa Data Quality: Typical Data

	MECHANICAL PROPERTIES

Ultimate Tensile Strength

540 MPa Data Quality: Typical Data

Proof Stress (0.2%)

480 MPa Data Quality: Typical Data

Elongation

8 % Data Quality: Typical Data

Hardness

160 HB Data Quality: Typical Data

	THERMAL PROPERTIES

Thermal Conductivity

120 to 150 W/m.K Data Quality: Typical Data

Thermal Expansion Coefficient

23.6 μstrain/°C Data Quality: Typical Data

	RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY

General Corrosion Status

Requires specific corrosion protection

EMF vs SCE

-0.85 V

Welding

TIG/MIG possible additional material 5083 and 5356