Welcome! Take a virtual stroll through our factory – no shoes required! Let's go
Aerospace-grade Al-Mg-Si alloy renowned for excellent strength-to-weight ratio (tensile ≥240 MPa) and corrosion resistance. Ideal for marine structures, aerospace components, and precision machinery. Features customizable dimensions (0.2-250mm thickness) and specialized tempers like T6 for optimal performance in demanding environments.
Overview & Properties
Technical Parameters
Best Sellers
O, T4, T6, T651
vs 6063, 7075
Chemical, physical, mechanical
Machining & Welding
Available Sizes
Bars, Tubes, Forgings
Industry Uses
Common Questions
Click any section to jump directly to that content
Aerospace-grade Al-Mg-Si alloy renowned for excellent strength-to-weight ratio, corrosion resistance, and versatility across multiple industries.
6061 is a widely used aerospace-grade wrought aluminum alloy belonging to the Al-Mg-Si series with magnesium and silicon as primary alloying elements. Known as the "all-purpose aluminum alloy", it offers excellent comprehensive properties, workability, and cost-effectiveness for applications in aerospace, marine, electronics, and structural fields.
Complete dimensional ranges, multi-temper options, surface treatments, and aerospace certifications for versatile 6061 aluminum alloy.
O, T4, T6, and T651 temper grades for aerospace components, marine structures, and precision engineering applications
Highest ductility (20% elongation) for extrusion forming, ideal for subsequent quenching.
Naturally aged with 18% elongation, better formability than T6 for complex shapes.
High strength (≥240 MPa) with excellent corrosion resistance, surface anodizable.
Stress-relieved for precision machining, preferred for thick plate applications.
We provide custom 6061 aluminum sheet and plate in O/T4/T6/T651 tempers, various thicknesses, and surface finishes
Key temper states and their properties for aerospace and marine grade aluminum applications.
Cost-effective & versatile solution
Enhanced machining stability
Maximum formability solution
Cost-effective & versatile solution
Balanced Strength and Formability
Maximum formability solution
O Temper: For complex forming/deep drawing requiring maximum ductility (20% elongation)
T4 Temper: For structural components needing balanced formability and moderate strength
T6 Temper: General-purpose solution for high-strength applications with good machinability
T651 Temper: For precision machining of thick plates (≥0.24") requiring stress-relieved stability
Comparative analysis of aerospace-grade 6061 aluminum against similar alloys
Property | 6061 | 6063 |
---|---|---|
Alloy Series | 6xxx (Al-Mg-Si) | 6xxx (Al-Mg-Si) |
Typical Temper | T6/T651 | T5/T6 |
Tensile Strength | ≥240 MPa | ~190 MPa |
Elongation | 12% | 15% |
Corrosion Resistance | Excellent | Excellent |
Machinability | Easy to machine/weld | Excellent extrusion |
Cost | Low | Low |
Core Applications | Structural parts, marine, electronics | Architectural profiles, decoration |
Choose 6061: When balancing strength and cost for structural applications
Choose 6063: For high surface quality extrusion in architectural profiles
Al-Mg-Si alloy with balanced composition, engineered for aerospace and structural applications
Element | Content (%) | Role |
---|---|---|
Si (Silicon) | 0.4-0.8 | Forms strengthening phase Mg₂Si |
Mg (Magnesium) | 0.8-1.2 | Enhances strength and corrosion resistance |
Cu (Copper) | 0.15-0.40 | Improves age-hardening effect |
Cr (Chromium) | 0.04-0.35 | Inhibits intergranular corrosion |
Fe (Iron) | ≤0.7 | Impurity (reduces plasticity) |
Mn (Manganese) | ≤0.15 | Impurity control limit |
Zn (Zinc) | ≤0.25 | Impurity control limit |
Ti (Titanium) | ≤0.15 | Grain refinement |
Al (Aluminum) | Balance | Matrix |
Key Note: Balanced Mg and Si content forms Mg₂Si strengthening phase, providing optimal strength and corrosion resistance.
Mg-rich oxide film provides excellent corrosion resistance, outperforming most steels in various environments.
Anodizing treatment improves corrosion resistance 10x, making it ideal for marine applications.
Chromium (Cr) content effectively inhibits intergranular corrosion in harsh environments.
Mg-rich oxide film provides excellent corrosion resistance, outperforming most steels in various environments.
Anodizing treatment improves corrosion resistance 10x, making it ideal for marine applications.
Chromium (Cr) content effectively inhibits intergranular corrosion in harsh environments.
Optimized capabilities for aerospace-grade 6061 aluminum with superior strength-to-weight ratio
Material State Advantage
T651 condition reduces machining deformation by 80% vs T6 (ASTM B209 stress-relief specification)
Tooling Parameters
Super-flat plate flatness ≤0.1mm/m² (German CVC mill standard)
Ideal for optical platforms & measurement instruments
Nadcap-certified machining processes
Comprehensive inventory of aerospace-grade 6061 aluminum sheets and plates in various tempers, thicknesses, and dimensions
Description | Standard | Temper | Thickness (IN) | Width (IN) | Length (IN) |
---|---|---|---|---|---|
0.03"t 6061-T6 Aluminum Sheet | ASTM B209, AMS 4027 | T6 | 0.03 | 48-96 | 120-236 |
0.04"t 6061-T6 Aluminum Sheet | ASTM B209, AMS 4027 | T6 | 0.04 | 48-96 | 120-236 |
0.08"t 6061-T6 Aluminum Sheet | ASTM B209, AMS 4027 | T6 | 0.08 | 48-96 | 120-236 |
0.125"t 6061-T6 Aluminum Sheet | ASTM B209, AMS 4027 | T6 | 0.125 | 48-96 | 120-236 |
0.16"t 6061-T6 Aluminum Sheet | ASTM B209, AMS 4027 | T6 | 0.16 | 48-96 | 120-236 |
0.31"t 6061-T6 Aluminum Plate | ASTM B209, AMS 4027 | T6 | 0.31 | 36-104 | 120-236 |
0.31"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 0.31 | 36-104 | 120-236 |
0.5"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 0.50 | 36-104 | 120-236 |
1.0"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 1.00 | 36-104 | 120-236 |
1.77"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 1.77 | 36-104 | 120-236 |
2"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 2.00 | 36-104 | 120-236 |
3"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 3.00 | 36-104 | 120-236 |
5.5"t 6061-T651 Aluminum Plate | ASTM B209, AMS 4027 | T651 | 5.50 | 36-104 | 120-236 |
11"t 6061-T6 Aluminum Plate | ASTM B209, AMS 4027 | T6 | 11.00 | 36-104 | 120-236 |
Precision cutting of aerospace-grade 6061 sheets to meet exact project specifications.
AS9100 & Nadcap certified 6061 materials with full traceability and test reports.
Super-flat plates with ≤0.1mm/m² flatness for high-precision applications.
Precision cutting of aerospace-grade 6061 sheets to meet exact project specifications.
AS9100 & Nadcap certified 6061 materials with full traceability and test reports.
Super-flat plates with ≤0.1mm/m² flatness for high-precision applications.
Six key application fields for aerospace-grade 6061 aluminum
Aerospace-grade aluminum solutions with precision processing and rigorous quality control.
Expert answers to common questions about 6061 aluminum specifications, applications, and performance characteristics