6061 Aluminum Alloy Plate-A Versatile and Cost-Effective Aluminum Solution
6061 aluminum alloy plate is one of the most widely used aluminum plates in the global market, valued for its excellent overall performance and high cost efficiency. With strong mechanical properties, outstanding corrosion resistance, and excellent machinability, 6061 aluminum plate is extensively applied in aerospace, automotive, construction, marine, and industrial manufacturing sectors.
As a professional aluminum supplier, GNEE provides a full range of 6061 aluminum plates and sheets to meet diverse application requirements.
6061-T6 / 6061-T651 Aluminum Plate – Aerospace-Grade Aluminum from GNEE
Aerospace-grade aluminum alloys must pass strict certification systems and performance testing to ensure safety, reliability, and long-term stability. GNEE 6061 aluminum plates meet recognized aerospace standards, comply with multiple international specifications, and are trusted by customers in aviation and high-performance industries.
With stable quality control and advanced production processes, GNEE 6061-T6 and 6061-T651 aluminum plates are widely used in aircraft structures and precision components.
International Certifications for 6061 Aluminum Plate from GNEE
GNEE's production and quality systems comply with major international aerospace and industrial certifications, including:
AS9100
ISO 9001
ISO 14001
OHSAS 18001
NADCAP Heat Treatment (HT)
NADCAP Non-Destructive Testing (NDT)
IATF 16949
These certifications ensure consistent quality and traceability for 6061 aerospace aluminum plate.
6061 Aluminum Plate Production Standards
GNEE 6061 aluminum plates are manufactured in accordance with multiple global standards, such as
ASTM B209 / ASME SB209
AMS 4025 / AMS 4027
QQ-A-250/11
EN 4213 / DIN EN 485-2
GB/T 3190
Specifications of 6061 Aerospace-Grade Aluminum Sheet and Plate
Hot-Selling Tempers of 6061 Aluminum
T6, T651, O, T4
Equivalent Designations of 6061 Aluminum
UNS A96061, EN AW-6061, AlMgSiCu, AW-AlMg1SiCu, 3.3211, ASTM B209
Size Range of 6061 Aluminum Products
6061 Aluminum Sheet
Thickness: 0.2–6 mm (0.01"–0.24")
Width: 900–2650 mm (35.4"–104")
6061 Aluminum Plate
Thickness: 6–250 mm (0.24"–9.84")
Width: 900–2650 mm
6061 Ultra-Wide Aluminum Plate
Thickness: 0.2–6 mm
Width: up to 2650 mm
6061 Ultra-Flat Aluminum Plate
Thickness: 6–250 mm
Width: up to 2650 mm
6061 Aluminum Diamond Plate
Thickness: 1.2–8 mm
Width: 900–1850 mm
Surface Finishes of 6061 Aluminum
Mill finish, bright, polished, hairline, brushed, sandblasted, checkered, embossed, etched, and more.
GNEE Hot-Selling 6061 Aluminum Sheet and Plate Products
6061-T6 Aluminum Sheet and Plate
The most common high-strength temper, offering excellent hardness and rigidity. Widely used for aircraft fuselage structures, wings, engines, and load-bearing components.
6061-T651 Aluminum Sheet and Plate
A stress-relieved version of T6 temper, with improved stress corrosion resistance. Commonly used for airframe housings, fuel tanks, and hydraulic systems.
6061-O Aluminum Sheet and Plate
Annealed temper with lower strength and excellent formability, suitable for lightweight internal structures and non-load-bearing components.
6061-T4 Aluminum Sheet and Plate
Heat-treated temper with moderate strength, used where balanced performance is required.

Featured 6061 Aluminum Plate Products from GNEE
6061-T6 Aluminum Diamond Checkered Plate
High strength, corrosion resistance, and excellent weldability. Commonly used for aircraft cabin flooring, anti-slip maintenance platforms, and decorative panels.
6061-T651 High-Precision Ultra-Flat Aluminum Plate
Designed for precision machining applications requiring tight flatness tolerances.
6061 Ultra-Thick Aluminum Plate
A heat-treatable alloy with excellent machinability and corrosion resistance, widely used in aerospace, shipbuilding, and heavy industrial equipment.
6061 Ultra-Wide Aluminum Plate
High-strength wide aluminum plate with stable mechanical properties and superior processing performance.
6061 Aluminum Chemical Composition Standards
| Element | Content (%) |
|---|---|
| Al | Balance |
| Si | 0.40–0.80 |
| Fe | ≤0.70 |
| Cu | 0.15–0.40 |
| Mn | ≤0.15 |
| Mg | 0.80–1.20 |
| Cr | 0.04–0.35 |
| Zn | ≤0.25 |
| Ti | ≤0.15 |
| Other (Each / Total) | ≤0.05 / ≤0.15 |
6061-T651 Aluminum Mechanical Properties
| Temper | Thickness (mm) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|---|
| T6 | 0.4–6 | ≥290 | ≥240 | ≥6–10 |
| T651 | 6–150 | ≥290 | ≥240 | ≥5–10 |
Advantages of 6061 Aluminum Sheet and Plate
High strength suitable for aerospace load-bearing applications
Excellent corrosion and stress-corrosion resistance
Easy machining, cutting, drilling, and forming
Good weldability using various welding methods
Low density helps reduce overall structural weight
Good electrical conductivity for aviation equipment
Applications of 6061 Aluminum Plate Across Industries
6061 Aluminum Plate for Aerospace
Aircraft structural components, fuselage frames, wing spars, tail structures, seat brackets, doors, and cargo floors.
6061 Aluminum Plate for Automotive Manufacturing
Body panels, chassis components, engine mounts, wheels, radiators, and suspension systems.
6061 Aluminum Plate for Construction
Building frameworks, beams, columns, doors, windows, staircases, railings, and curtain walls.
6061 Aluminum Plate for Tool and Die
Casting molds, jigs, fixtures, injection molds, stamping dies, and extrusion dies.
6061 Aluminum Plate for Industrial Manufacturing
Machinery parts, automation frames, conveyor systems, brackets, and fasteners.
6061 Aluminum Plate for Marine and Shipbuilding
Hull panels, decks, offshore platforms, marine containers, tanks, and corrosion-resistant fittings.
GNEE Hot-Selling 6061 Aluminum Product Types
6061 aluminum bar
6061 flat bar
6061 square bar
6061 aluminum busbar
6061 aluminum tube
6061 square tube
FAQ: Purchasing 6061 Aluminum Plate from GNEE
Strength and Durability of 6061 Aluminum Plate
6061-T651 aluminum plate offers high strength and excellent corrosion resistance, making it suitable for harsh aerospace and industrial environments.
Weight Advantages of 6061 Aluminum Plate
Its lightweight nature helps reduce overall structural weight while maintaining strength and durability.
Cost of 6061 Aluminum Plate
Although higher-performance than many standard alloys, 6061 aluminum plate offers excellent long-term value due to durability, reliability, and reduced maintenance costs.
Production Process of 6061 Aluminum Sheet
Production includes controlled casting, rolling, solution heat treatment, quenching, aging, and strict quality inspections to ensure compliance with specifications.
Conclusion
6061 aluminum alloy plate is a truly versatile and high-performance material, balancing strength, corrosion resistance, machinability, and cost efficiency.
With comprehensive certifications, strict quality control, and a wide product range, GNEE is a reliable global supplier of 6061 aluminum sheets, plates, and custom solutions for aerospace and multi-industry applications.

