| Customization: | Available |
|---|---|
| Processing Object: | Metal |
| Molding Style: | Hot Forging |
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| Alloy | Alloy series | Main Features | σb Value/MPa | Work Temperature/ºC |
| 7249 | 7049 series(Europe) | On the basis of 7149 alloy, the impurity content of Fe and Si can be reduced. Compared with 7249 T7651 and 7075 T7651, it has better resistance to peeling corrosion, stress corrosion resistance, fracture toughness and fatigue life, and is also convenient for heat treatment | ~ |
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| Alloy | Main Features | Main products and states | Application parts and typical parts |
| 7249 | The comprehensive performance is better than 7149, and it is an improved alloy of 7049. | Aluminum forgings: T73,T74,T7452 Aluminum extrusion:T73511,T76511 |
The main landing gear of the aircraft is forged. |
| Chemical Composition of 7049Alloy | |||||||||||||
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Ni | Zn | Ti | Zr | Others | Al | |
| Each | Total | ||||||||||||
| 7249 | 0.10 | 0.12 | 1.3~1.9 | 0.10 | 2.0~2.4 | 0.12~0.18 | ~ | 7.5~8.2 | 0.06 | ~ | 0.05 | 0.15 | Remainder |
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