Samples available for most products
5% discount on bulk purchases
Global Sea Freight Services
Inquiries answered within 24 hours
We operate a factory in Foshan, China, specializing in 6111 aluminum sheets available in a comprehensive range of specifications. We support bulk purchasing, with a lead time of 30 days. Standard: ASTM B209.
6111 aluminum sheet is a high-performance 6000 series aluminum alloy (Al-Mg-Si-Cu) engineered specifically for automotive body applications. As a heat-treatable alloy, it delivers an excellent balance of formability and strength, making it a key material in modern vehicle lightweighting strategies.
One of its most distinctive advantages is its strong bake-hardening response. After the paint baking process, the material significantly increases in strength, improving dent resistance and enhancing the durability of exterior panels. This unique combination of properties makes the 6111 aluminum a preferred choice for outer body structures where both appearance and mechanical performance are critical.
Outstanding Formability for Complex Designs Aluminum 6111 sheet offers excellent ductility and forming performance, allowing it to be shaped into intricate geometries. It is particularly suitable for deep drawing and complex stamping processes required in automotive exterior panels.
Superior Bake Hardening Performance During the paint curing cycle, the alloy undergoes bake hardening, resulting in a noticeable strength increase. This enhances dent resistance and ensures long-term surface integrity for exposed body panels.
High Strength with Lightweight Benefit Compared to traditional steel materials, 6111 aluminum provides a higher strength-to-weight ratio. With a density of approximately 2.7 g/cm³, it significantly reduces vehicle weight, contributing to improved fuel efficiency and lower emissions.
Reliable Weldability This alloy supports various welding methods, including MIG, TIG, and resistance welding. It maintains structural integrity after welding, with minimal risk of cracking or distortion.
Excellent Corrosion Resistance & Sustainability 6111 aluminum alloy sheet exhibits strong resistance to atmospheric corrosion, ensuring durability in various environments. Additionally, it is fully recyclable, aligning with the automotive industry’s growing focus on sustainability and environmental responsibility.
| Alloy | 6111 |
| Temper | T4, T6, T82 |
| Thickness | 0.2 – 8.0 mm |
| Width | 800 – 2650 mm |
| Length | 2000 – 6000 mm |
| MOQ | 2 TON |
| Standards | ASTM B209 |
| Surface Finish | Mill Finish |
| Type | sheet |
| Element | Content (%) |
|---|---|
| Si | 0.5 – 1.1 |
| Fe | ≤0.4 – 0.7 |
| Cu | 0.15 – 0.9 |
| Mn | 0.1 – 0.5 |
| Mg | 0.5 – 1.3 |
| Cr | ≤0.10 |
| Zn | ≤0.15 |
| Ti | ≤0.10 |
| Others | ≤0.15 |
| Al | Balance |
| Property | 6111 T4 | 6111 T5 |
| Tensile Strength | 200 – 280 MPa | 290 – 310 MPa |
| Yield Strength | 100 – 150 MPa | 240 – 280 MPa |
| Elongation | 15 – 26% | 10 – 15% |
6111 aluminum sheet is widely used in vehicle body structures and exterior panels, including:
Door panels
Engine hoods
Trunk lids
Fenders
Body-in-white (BIW) structural components
Beyond automotive uses, it is also suitable for:
Battery enclosures (such as ABS battery panels)
Home appliance panels
Structural reinforcement parts
