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7050

AMS 4342 / AlZn6CuMgZr / 7050 / T74511

Chemical Properties % Value
Silicon (Si)0,00 - 0,12
Chromium (Cr)0,00 - 0,05
Manganese (Mn)0,00 - 0,10
Magnesium (Mg)2,10 - 2,60
Copper (Cu)1,50 - 2,00
Titanium (Ti)0,00 - 0,06
Iron (Fe)0,00 - 0,15
Zinc (Zn)5,70 - 6,70
Aluminium (Al)Balance
Physical Properties Value
Density2,83 g/cm³
Melting Point488 °C
Thermal Expansion23.7 µm/m.°C
Modulus of Elasticity71 GPa
Thermal Conductivity150 W/m.K
Electrical Resistivity35% IACS
Mechanical Properties Value
Proof Strength469 MPa
Yield Strength524 MPa
Shear Strength303 MPa
Elongation A50 mm11%
Hardness140 HB

The 7050 T74511 aluminum alloy is known for its high strength, excellent corrosion resistance, and good machinability. The T74511 temper is achieved by applying advanced heat treatment to the 7050 alloy, which provides high durability and hardness. These properties make 7050 T74511 ideal for high-performance applications, particularly in industries such as aerospace, defense, and other demanding sectors. Additionally, 7050 T74511 is suitable for anodizing, which enhances its surface appearance and increases its corrosion resistance, making it ideal for long-lasting performance in harsh environments, such as outdoor and maritime applications.

The weldability of 7050 T74511 is good when proper welding techniques are applied. However, due to its high strength and hardness, welding requires more attention, and proper welding methods must be used. In terms of bending, 7050 T74511 is harder compared to more flexible alloys, making the bending process more challenging. However, with the right machinery and techniques, it can still be shaped, but care must be taken during the process.

In terms of corrosion resistance, 7050 T74511 performs exceptionally well, especially in harsh environments like seawater, making it ideal for maritime, outdoor structures, and other corrosion-prone applications. Additionally, this alloy can be used 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 7050 T74511 in these demanding applications.

The advantages of 7050 T74511 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, 7050 T74511 is an excellent choice for industrial applications requiring high performance and durability.

 

ALLOY DESIGNATIONS
 
7050 T74511 has the following standard designations and specifications.
 
Extruded Round/Flat Bar and Wires and Tubes and Shapes per; 7050 T74511, AMS 4342, WNR 3.4144, UNS A97050, ISO AlZn6CuMgZr

 

Choosing Factors for 7050 T74511

  • Strength: Perfect
  • Machining: Okay
  • Weldability: Weak
  • Formability: Moderate
  • Corrosion Resistance: Excellent
  • Heat Treating: Yes
 

Some Well-Known Applications for 7050 T74511

Floor beams of aircrafts,

Wing trailing edge components of aircrafts,

It is also used in wing leading edge components of aircrafts.

 

SUPPLIED FORMS
 
7050 T74511 is produced/supplied in round/flat bar and tube/profile forms.
  • Rod / Round Bar / Flat Bar
  • Tube/Profile
DELIVERY: