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7049 aluminium alloy

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Aluminium alloy

The Aluminum / aluminum 7049 alloy is a forging aluminum alloy. It has a high stress, corrosion, and cracking resistance and high machinability. Alloy can be hot formed. It can not be weldable (in some cases, tungsten inert gas welding can applied).

Chemical Composition

No Element Content (%)
1 Aluminium 88.7
2 Zinc 7.6
3 Magnesium 2.5
4 Copper 1.5
5 Chromium 0.15

Properties

No Properties SI Unit
1 Density 2.6 to 2.8 g/cm3
2 Elastic modulus 70 to 80 GPa
3 Poisson's ratio 0.33
4 Thermal conductivity 154 W/mK
5 Tensile Strength, Ultimate 517 MPa
6 Fatigue strength 160 to 170 MPa
7 Specific Heat Capacity 860 J/kg-K

Applications

  1. structural forgings, especially in the missile or aircraft industries.
  2. aircraft structural parts.
  3. Forged aircraft and missile fittings
  4. landing gear cylinders
  5. extruded sections
  6. Structural forgings
  7. Missile industries

Designation

Aluminium alloy EN AW 7049 has similarities to the following standard designations and specifications ;

  1. Alloy 7049
  2. UNS A97049
  3. ASTM B209
  4. DIN AlZn8MgCu

References

  1. ^ "7049 aluminum alloy". 31 August 2012. Archived from the original on 2020-09-20.
  2. "Aluminum 7049 properties".
  3. ^ "Alumum alloy 7049". Archived from the original on 2016-09-03.
  4. "7049 aluminum alloy". Archived from the original on 2019-08-31.
  5. ^ "Alloy 7049 applications" (PDF). Archived (PDF) from the original on 2019-02-15.

External links

  1. 7049 Aluminum :: MakeItFrom.com
  2. eFunda: Properties of Aluminum Alloy AA 7049
  3. Aluminum 7049 | Alloys International, Inc.
  4. MatWeb - The Online Materials Information Resource
  5. AA Standards Grade 7049 T73 - 7000 Series - Matmatch
Aluminium alloys
Introduction
Al 1000 series (pure)
Al-Cu 2000 series
Al-Mn 3000 series
Al-Si 4000 series
Al-Mg 5000 series
Al-Mg-Si 6000 series
Al-Zn 7000 series
8000 series (misc.)
Named alloys
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