SPACE 2009
Quality Policy
板/板
钣金
棒条/金属板
管道/型材
7075 clad with 7072
AMS QQ-A-250/25 / AlZn5.5MgCu / 7075 clad with 7072 / T76
| 化学性质 | % 值 |
| Silicon (Si) | 0,00 - 0,40 |
| Chromium (Cr) | 0,18 - 0,28 |
| Manganese (Mn) | 0,00 - 0,30 |
| Magnesium (Mg) | 2,10 - 2,90 |
| Copper (Cu) | 1,20 - 2,00 |
| Titanium (Ti) | 0,00 - 0,20 |
| Iron (Fe) | 0,00 - 0,50 |
| Zinc (Zn) | 5,10 - 6,10 |
| Aluminium (Al) | Balance |
| 物理特性 | 值 |
| Density | 2.81 g/cm³ |
| Melting Point | 477 °C |
| Thermal Expansion | 23 x 10^-6 /K |
| Modulus of Elasticity | 71 GPa |
| Thermal Conductivity | 150 W/m.K |
| Electrical Resistivity | %33 IACS |
| 机械性能 | 值 |
| Proof Strength | 490 MPa |
| Yield Strength | 570 MPa |
| Shear Strength | 320 MPa |
| Elongation A50 mm | %12 |
| Modulus of Elasticity | 71 GPa |
Production of 7075 T76 sheet with 7072 for surface hardening-coating makes 7075 T76 aluminum more resistant against corrosion.
ALLOY DESIGNATIONS
7075 T76 has similarities to the following standard designations and specifications
Sheet as; 7075 T76 Alclad 7072 ile, AMS QQ-A-250/25,
ASTM B209, DTD 5110
Choosing Factors for 7075 T76 clad with 7072:
- Strength: Good
- Machining: Normal
- Weldability: Poor
- Formability: Low
- Corrosion Resistance: Fair
- Heat Treating:Yes
TEMPER TYPES
AMS QQ-A-250/25 7075 is supplied in the following heat treatment types;
- T76
Some Well-Known Applications for 7075 T76 clad with 7072:
Aircraft structural elements
Friction and heat sensitive aerospace projects
Laboratory projects with high moisture content
SUPPLIED FORMS
7075 T76 clad 7072 is supplied in sheet form.
- Sheet
交货:
| 机械性能 | |||
| 厚度 (mm) | 证明力量 (Min.) | 屈服强度 (Min.) | Uzama % |
| Over 3.17 up to & incl. 4.75 mm | 393 | 469 | %6 |
| Over 12.7 up to & incl. 25.4 mm | 414 | 490 | %6 |
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