7075 Alloy Data Sheet

Introduction

Aluminium Alloy 7075 is one of the highest strength alloys available.

Applications

Alloy 7075 is generally used for aerospace and structural engineering. May find uses in military applications eg. weapons.

Aerospace materials are covered by the ā€˜Lā€™ series of British standards.

7075 Aluminium Alloy Data Sheet

Properties given are typical and should only be used for comparisons of alloys. Actual values will depend on section specification.

Forming Fair
Machining Good
Welding Not Suitable
Brazing/Soldering Not Suitable
Protective Anodising Fair
Aesthetic Anodising Poor
Mechanical Properties
Temper T6, T6510, T6511
0.2% Proof Stress Min N/mm2 480, 480, 480
Ultimate Tensile Strength Min N/mm2 540, 540, 540
Chemical Composition EN AW-7075
Si 0.40
Fe 0.50
Cu 1.2-2.0
Mn 0.30
Mg 2.1-2.9
Cr 0.18-0.28
Zn 5.1-6.1
Ti 0.20
Others (each) 0.05
Others (total) 0.15
Aluminium Remainder

(The chemical composition of aluminium and aluminium alloys is supplied in percentage by mass. Limits are expressed as a maximum unless shown as a range or a minimum.)

Similar and Obsolete Specifications
L170 L160
QQ-A-200/11 BS L95
BS L96 DIN AlZnMgCu1.5
ISO AlZn6MgCu DIN 3.4365
UNS A97075 AMS 4154
AMS 4166 AMS 4167
AMS 4168 AMS 4169
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