2A12 aluminum alloy is a high-strength aluminum alloy that is commonly used in aerospace and aviation applications. The “thin wall tube” refers to a specific form of tubing made from the 2A12 aluminum alloy, where the walls of the tube are relatively thin compared to its outer diameter.
The properties of 2A12 aluminum alloy thin wall tube can vary depending on the specific manufacturing process and the dimensions of the tube. However, 2A12 alloy is known for its excellent strength-to-weight ratio, good machinability, and resistance to fatigue. It is often used in structural components of aircraft, including wing spars, fuselage frames, and other parts that require both strength and weight savings.
| Specifications of 2A12 aluminum thin wall tube: |
| Grade | 2A12,2024,5A06O,5652, 5086, 5056, 5754, 6061, 6062, 6063, 5052H18, 5083H32 etc. |
| Standard | ASTM B210, ASTM B234, ASTM B241 |
| Sizes | 1/8″ – 16″ (3mm – 2500mm) OD .020″ – 2″ (.2mm – 150mm) wall (1m-12m) Length |
| Technology |
Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | seamless, drawn and coiled Tubing |
| Temper | O, H12, H14, H16, H18, H22, H24, H26, H32, H112 |
| Surface | Anodized, Oxidation, electrophoresis coating, fluorine carbon spraying |
| EQUIVALENT GRADES OF 2A12 aluminum thin wall tube: |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| 2A12 | – | A92012 | A2124 | N8 | – | A-U4Pb2 | EN AW-2014A |
| CHEMICAL COMPOSITION OF 2A12 aluminum thin wall tube: |
| Grade | Al | Mg | Si | Fe | Cu | Zn | Ti | Mn | Cr |
| 2A12 | Remainder | 1.2 – 1.8max | 0.50 max | 0.50max | 3.8-4.9 | 0.25 | 0.15max | 0.3-0.9 | 0.10 |
| 2A12 aluminum thin wall tube Mechanical Properties |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min |
| 2A12 | 32 | 15 | 10 |