铝合金板材
概述
2618 aluminum alloy is a high-strength aluminum-copper alloy containing magnesium, nickel and silicon, developed for applications requiring elevated-temperature strength and good machinability. It is commonly used for aerospace, aircraft engine and high-performance engineering components. Vertex Alloy supplies 2618 aluminum alloy plate in customized sizes and tempers according to customer requirements.
尺寸范围
- Thickness: 1.0–150 mm
- Width: 500–2000 mm
- Length: 1000–6000 mm
- Temper: O, T6, T61
- Surface: Mill Finish / Customized
- Processing: Cut-to-Size / CNC Machining
牌号标准
| 标准体系 | 数值 |
|---|---|
| Grade | 2618A |
| EN Designation | EN AW-2618A |
| Chemical Designation | AlCu2Mg1.5Ni |
| 🇺🇸 UNS | A92618 |
| Temper | O, T6, T61 and other conditions subject to specification |
| Product Forms | Plate, Sheet and other wrought forms according to applicable specification |
化学成分
| 元素 | 数值 |
|---|---|
| Cu | 1.9–2.7% |
| Mg | 1.3–1.8% |
| Ni | 0.9–1.2% |
| Fe | ≤1.0% |
| Si | 0.10–0.25% |
| Mn | ≤0.20% |
| Zn | ≤0.15% |
| Ti | ≤0.10% |
| Al | Balance |
机械性能
| 性能 | 数值 |
|---|---|
| Tensile Strength (Rm) | ≥220 MPa |
| Yield Strength (Rp0.2) | ≥95 MPa |
| Elongation (A) | ≥12% |
| Hardness | 100–130 HB |
物理性能
| 性能 | 单位 | 数值 |
|---|---|---|
| Density | - | Approximately 2.76 g/cm³ |
| Melting Range | - | Approximately 500–640°C |
| Thermal Conductivity | - | Approximately 150–170 W/m·K |
| Elastic Modulus | - | Approximately 73 GPa |
应用场景
- Aerospace structures
- Aircraft engine components
- Pistons and engine parts
- High-temperature mechanical components
- Machined aerospace components
- High-performance engineering applications