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7075 Aluminium Alloy — Technical Data

A high-strength aluminium alloy with separate T6 and T73 family reference conditions. Rod and bar values must retain their form and test basis.

Selected reference facts; incomplete alloy coverage. Keep typical values, source minima and composition limits distinct. Reference records are not certificates or design allowables.

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Grade, forms and temper conditions

7000 series · Rod and bar

Reviewed temper examples: O, T6, T651, T73, T7351. These do not establish every possible alloy-form-temper supply combination.

Physical reference properties
PropertyValueUnitTemper / formConditionBasis / verificationSource ID
Density2800kg/m³Not specified / Rod and bar20 °Ctypical / single-sourcekaiser7075
Mechanical reference properties — MPa
TemperProduct formThickness / specimen conditionTensile MPaYield MPaBasisSource ID
T6 / T651Rod and bar0.500 inch diameter tensile specimen; material thickness unspecified572503typicalkaiser7075
T73 / T7351Rod and bar0.500 inch diameter tensile specimen; material thickness unspecified503434typicalkaiser7075

T6 / T651 / Rod and bar: Supplier reference; not a design allowable or certificate.; checked 2026-10-14.

T73 / T7351 / Rod and bar: Supplier reference; not a design allowable or certificate.; checked 2026-10-14.

Selected chemical composition limits — weight percent
ElementMinimum wt %Maximum wt %Source ID
Si—0.4kaiser7075
Fe—0.5kaiser7075
Cu1.22kaiser7075
Mn—0.3kaiser7075
Mg2.12.9kaiser7075
Cr0.180.28kaiser7075
Zn5.16.1kaiser7075
Ti—0.2kaiser7075
Other each—0.05kaiser7075
Other total—0.15kaiser7075
Al—Remainderkaiser7075

Fabrication and material selection

The source distinguishes the corrosion response of T6 and T73 family tempers. A substitution needs assessment of strength, environment and fabrication. No exact equivalence to 2024 or other aerospace grades is asserted.

Applications and product forms

Confirm the end-use requirements against the supplied material and governing specification.

Standards and acceptance

Identify the governing product specification by the actual form and manufacturing route. A grade designation alone does not establish compliance or equivalence. Confirm the edition, required condition, inspection and dimensional limits through the supplier and an authorized specification.

Product-specific standard scopes · Compare material conditions · Engineering calculators

Technical questions

Are typical values delivery limits?

No. A typical reference value describes the source condition; it is not a guaranteed minimum for a delivered lot.

Which temper and thickness should I compare?

Compare the same material form, temper, thickness/test condition, unit and value basis. Different conditions cannot be silently treated as interchangeable.

Technical sources and verification

Selected reference facts checked 14 October 2026. Source values apply to their stated material condition and are not certification of supplied stock.