AA 6061 T451: High-Performance, Corrosion-Resistant Alloy for Industrial Applications
AA 6061 is a readily available alloy that has good surface finish and ability to be anodized.Easy of weldability and brazability with nice surface finish. Resistance to corrosion from seawater and atmospheric conditions. Suitable for hot forging.
Properties
General
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Density | 2.7 g/cm³ | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Mechanical
| Property | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|
Bending Fatigue Strength | 95.0 MPa | T451 | AA Standards | |
Elastic modulus | 69.0 GPa | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 | |
Hardness, Brinell | 65.0 [-] | T451 | AA Standards | |
Plane-Strain Fracture Toughnes | 22.0 - 35.0 MPa·√m | Typical for Wrought 6000 Series Aluminium | ||
Poisson's ratio | 0.33 [-] | Typical for Wrought 6000 Series Aluminium | ||
Shear modulus | 26.0 - 26.5 GPa | Typical for Wrought 6000 Series Aluminium | ||
Tensile strength | 205.0 MPa | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 | |
240.0 MPa | T451 | AA Standards |
Thermal
| Property | Temperature | Value | Condition | Related Standards | Comment |
|---|---|---|---|---|---|
Coefficient of thermal expansion | 20 °C | 2.36e-05 1/K | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 | |
100 °C | 2.36e-05 1/K | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 | ||
Melting point | 580.0 - 650.0 °C | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 | ||
Specific heat capacity | 887.0 - 963.0 J/(kg·K) | Typical for Wrought 6000 Series Aluminium | |||
Thermal conductivity | 155.0 - 180.0 W/(m·K) | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Electrical
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Electrical conductivity | 23000000.0 - 27000000.0 S/m | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Electrical resistivity | 3.7e-08 - 4.35e-08 Ω·m | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Chemical properties
| Property | Value | Condition | Related Standards |
|---|---|---|---|
Chromium | 0.04 - 0.35 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Copper | 0.15 - 0.4 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Iron | 0.70 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Magnesium | 0.8 - 1.2 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Manganese | 0.15 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Silicon | 0.4 - 0.8 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Titanium | 0.15 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Zinc | 0.25 % | T451 | AA Standards, ASTM B209, ASTM B211, ASTM B547 |
Technological properties
| Property | ||
|---|---|---|
| Brazing | general: possible with commercial processes and methods | |
| Corrosion properties | Stress corrosion cracking: no damage during operation and laboratory tests (O, T6, T651, T652, T6510, T6511), no damage during operation, limited damage during laboratory tests (T4, T451, T4510, T4511), general: good, without protection in industrial or seawater atmosphere | |
| General machinability | General: poor (O), sufficient (T4, T451, T4510, T4511, T6, T651, T652, T6510, T6511) | |
| Workability | general (condition): good (O), acceptable (T4, T451, T4510, T4511), poor(T6, T651, T652, T6510, T6511) | |
Metal
- AA 6066 T451 Grade – Comprehensive Mechanical & Physical Properties
- AA 6061 H13 Aluminum Alloy – High Strength, Corrosion Resistant, and Easily Welded
- AA 6061 T89 Alloy – Premium Grade, Corrosion‑Resistant & Easy to Fabricate
- AA 6061 T94 Aluminum Alloy – High-Performance Grade 6061 with T94 Finish
- AA 6061‑T6: Premium Aluminum Alloy for Anodizing, Welding, and Marine Corrosion Resistance
- AA 6061 T1: Premium Alloy for Corrosion-Resistant, Weldable Applications
- AA 2024 Grade T451 – High-Strength Aluminum Alloy for Aerospace Applications
- AA 6061-O: Versatile Aluminum Alloy for Fabrication & Corrosion Resistance
- 6061 T651 AA Standard Alloy – Durable, Corrosion‑Resistant & Easy to Fabricate
- AA 6061 T4 – High‑Performance Aluminum Alloy for Welding, Brazing & Anodizing