Aluminum 7116 Alloy (UNS A97116)

May 8 2013

Topics Covered

Introduction
Chemical Composition
Physical Properties
Applications

Introduction

Aluminium / aluminum is a bright silverish white metal with high corrosion resistance. Its affinity for oxygen makes it resistant to corrosion and attack by most chemicals. It is non-magnetic and an excellent electrical conductor.

Aluminium / aluminum 7116 alloy is a heat treatable wrought alloy. The following datasheet will provide more details about aluminium / aluminum 7116 alloy.

Chemical Composition

The following table shows the chemical composition of aluminium / aluminum 7116 alloy.

Element Content (%)
Aluminum, Al 91.5 - 94.5
Zinc, Zn 4.2 - 5.2
Magnesium, Mg 0.80 - 1.4
Copper, Cu 0.50 - 1.1
Iron, Fe ≤ 0.30
Silicon, Si ≤ 0.15
Titanium, Ti ≤ 0.050
Vanadium, V ≤ 0.050
Manganese, Mn ≤ 0.050
Gallium, Ga ≤ 0.030
Other (each) ≤ 0.050
Other (total) ≤ 0.15

Physical Properties

The physical properties of aluminium / aluminum 7116 alloy are outlined in the following table.

Properties Metric Imperial
Density 2.78 g/cm³ 0.100 lb/in³

Applications

Aluminium / aluminum 7116 alloy is chiefly used in the aviation industry.

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