SPACE 2009
Quality Policy
板/板
钣金
棒条/金属板
管道/型材
7175
AMS 4344 / AlZn5.5MgCu(B) / 7175 / T73511
| 化学性质 | % 值 |
| Silicon (Si) | 0,00 - 0,15 |
| Tin (Sn) | 0,00 - 0,00 |
| Chromium (Cr) | 0,18 - 0,28 |
| Manganese (Mn) | 0,00 - 0,10 |
| Magnesium (Mg) | 2,10 - 2,90 |
| Copper (Cu) | 1,20 - 2,00 |
| Lead (Pb) | 0,00 - 0,00 |
| Titanium (Ti) | 0,08 - 0,21 |
| Iron (Fe) | 0,00 - 0,20 |
| Zinc (Zn) | 5,10 - 6,10 |
| Nickel (Ni) | 0,00 - 0,00 |
| Aluminium (Al) | Balance |
| 物理特性 | 值 |
| Density | 2,80 g/cm³ |
| Melting Point | 477 °C |
| Thermal Expansion | 23.4 µm/m.°C |
| Modulus of Elasticity | 72 GPa |
| Thermal Conductivity | 140 W/m.K |
| Electrical Resistivity | 33 % IACS |
| 机械性能 | 值 |
| Proof Strength | 435 MPa |
| Yield Strength | 505 MPa |
| Shear Strength | 300 MPa |
| Elongation A50 mm | 13% |
| Hardness | 145 HB |
The 7175 T73511 aluminum alloy is known for its high strength, excellent corrosion resistance, and good machinability. The T73511 temper, achieved through advanced heat treatment, provides the alloy with high hardness and durability. These properties make 7175 T73511 an ideal choice for high-performance applications, particularly in industries such as aerospace, defense, and other demanding fields. Additionally, 7175 T73511 is suitable for anodizing, which enhances its surface appearance while increasing corrosion resistance, making it perfect for long-lasting performance in harsh environmental conditions, such as outdoor and maritime applications.
The weldability of 7175 T73511 is good when proper welding techniques are used. However, due to its high hardness and strength, welding requires careful attention and expertise. In terms of bending, 7175 T73511 presents challenges due to its higher hardness. While the alloy can still be shaped with the right machinery and techniques, the bending process requires more careful handling compared to more flexible alloys.
In terms of corrosion resistance, 7175 T73511 performs exceptionally well, especially in harsh environments such as seawater. This makes it ideal for maritime, outdoor structures, and other corrosion-prone applications. Additionally, 7175 T73511 is suitable for use in high-vibration environments, making it advantageous for industries such as aerospace, automotive, and defense. Its high durability and long-lasting performance enhance the reliability of 7175 T73511 in these demanding applications.
The advantages of 7175 T73511 aluminum alloy include high mechanical strength, corrosion resistance, anodizing compatibility, weldability, and suitability for high-vibration environments. However, its high hardness and strength can create challenges during welding and bending processes. Additionally, this alloy may not be as easy to machine as more flexible alloys. Despite these challenges, 7175 T73511 is an excellent choice for industrial applications requiring high performance and durability.
Choosing Factors for 7175 T73511
- Strength: Excellent
- Machining: Good
- Weldability: Poor
- Formability: Moderate
- Corrosion Resistance: Okay
- Heat Treating: Yes
Some Well-Known Applications for 7175 T73511
In aerospace parts that must withstand high temperatures and strength,
As components of machined fittings in aircrafts,
Along with the aerospace industry it is also used in the automotive sector.
- Round/Flat Bar
- Tube/Profile
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