SPACE 2009
Quality Policy
板/板
钣金
棒条/金属板
管道/型材
7475
AMS 4202 / AlZn5.5MgCu / 7475 / T7351
| 化学性质 | % 值 |
| Silicon (Si) | 0,00 - 0,10 |
| Chromium (Cr) | 0,18 - 0,25 |
| Manganese (Mn) | 0,00 - 0,06 |
| Magnesium (Mg) | 1,90 - 2,60 |
| Copper (Cu) | 1,20 - 1,90 |
| Titanium (Ti) | 0,00 - 0,06 |
| Iron (Fe) | 0,00 - 0,12 |
| Zinc (Zn) | 5,20 - 6,20 |
| Aluminium (Al) | Balance |
| 物理特性 | 值 |
| Density | 2,81 g/cm³ |
| Melting Point | 477 °C |
| Thermal Expansion | 23 µm/m.°C |
| Modulus of Elasticity | 71,7 GPa |
| Thermal Conductivity | 163 W/m.K |
| Electrical Resistivity | %42 IACS |
| 机械性能 | 值 |
| Proof Strength | 425 MPa |
| Yield Strength | 510 MPa |
| Shear Strength | 300 MPa |
| Elongation A50 mm | 12% |
| Hardness | 135 HB |
7475 T7351 Sheet / Plate aluminum alloy has high strength values and also high fracture toughness-fracture strength and high resistance to fatigue crack. 7475 T7351 sheet/plate is highly recommended for optimum level in stress corrosion resistance. Therefore, it is used mostly in difficult environmental condition applications, it is preferred particularly in aircraft design and which is an aluminum developed for such projects.
ALLOY DESIGNATIONS
EN 4457 7475 T7351 has similarities to the following standard designations and specifications ;
Plate as; AIR 9048.720, 3.4384,
AMS 4202
Alloy 7475, UNS A97475
AlZn5.5MgCu,
MINIMUM FRACTURE TOUGHNESS VALUES FOR 7475 T7351:
KIc: ksi√in.(MPa√m)*
Temper Thickness L-T T-L
T7351 1.250-4.000 in. 41.0 (45.0) 34.0 (37.3)
(31.75-101.60 mm)
Choosing Factors for 7475 T7351:
- Strength: Good
- Machining: Moderate
- Weldability: Weak
- Formability: Normal
- Corrosion Resistance: Average
- Heat Treating:Yes
TEMPER TYPES
EN 4457 7475 is supplied in the following heat treatment types:
- T7351
Some Well-Known Applications for 7475 T7351:
In steam exhaust design at high temperatures.
In transport-logistic applications of aircraft.
Parts of vehicles in rail transport systems.
SUPPLIED FORMS
7475 T7351 is supplied in plate and sheet form.
- Plate
- Sheet
交货:
| 机械性能 | |||
| 厚度 (mm) | 证明力量 (Min.) | 屈服强度 (Min.) | Uzama % |
| over 25.43 up to & incl. 38.10 | 414 MPa | 490 MPa | 9 |
| over 50.83 up to & incl. 63.50 | 393 MPa | 476 MPa | 8 |
| over 76.25 up to & incl. 88.90 | 365 MPa | 448 MPa | 8 |
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