• 冷拔 铝圆棒

  • 冷拔 圆管

2024

Cold Drawn/Finished (CF) / AlCu4Mg1 (Soğuk Çekim) / 2024 / T3511

化学性质 % 值
Silicon (Si)0,00 - 0,5
Chromium (Cr)0,00 - 0,10
Manganese (Mn)0,30 - 0,90
Magnesium (Mg)1,20 - 1,80
Copper (Cu)3,80 - 4,90
Titanium (Ti)0,00 - 0,15
Iron (Fe)0,00 - 0,50
Zinc (Zn)0,00 - 0,25
Aluminium (Al)Balance
物理特性
Density2.78 g/cm³
Melting Point502 °C
Thermal Expansion23 µm/m.°C
Modulus of Elasticity73.1 GPa
Thermal Conductivity121 W/m.K
Electrical Resistivity30% IACS
机械性能
Proof Strength320 MPa
Yield Strength460 MPa
Shear Strength270 MPa
Elongation A50 mm9%
Hardness120 HB

The cold-drawn 2024 T3511 aluminum alloy is known for its high strength and excellent machinability. Belonging to the aluminum-copper alloy class, this material is primarily used in engineering applications where durability and lightweight properties are critical. It is commonly preferred in demanding industrial sectors such as aerospace, automotive, and space industries. The cold-drawing process ensures a homogeneous microstructure, which enhances the alloy's mechanical properties and makes it easier to machine.

The 2024 T3511 alloy is not suitable for anodizing. Due to its high copper content, anodizing is less effective in forming a protective oxide layer. As a result, alternative coating methods are used to protect the material. In terms of weldability, the 2024 T3511 alloy requires careful welding techniques. The high copper content increases the risk of cracking during the welding process, so special techniques and appropriate filler materials must be used.

In terms of formability, the 2024 T3511 aluminum alloy offers excellent machinability. The cold-drawing process facilitates easier shaping, and despite its high strength, bending can be performed successfully using the right processing methods. Additionally, this alloy is suitable for use in high-vibration environments. Its high strength and elastic modulus make it ideal for automotive and aerospace applications, particularly for components such as engine parts and chassis that are exposed to vibrations.

Regarding corrosion resistance, the 2024 T3511 aluminum alloy has limited corrosion resistance due to its high copper content. This may limit its use in challenging environments, such as marine and humid conditions. However, these limitations can be overcome with appropriate coatings and surface treatments. The 2024 T3511 alloy offers advantages such as high strength, good machinability, and lightweight properties, but its drawbacks include limited corrosion resistance and welding challenges.

 

ALLOY DESIGNATIONS

Aluminium alloy 2024 has similarities to the following standard designations and specifications:

Extrusion round bars per:  2024 T3511, AMS QQ-A-200/3, AMS 4165, EN 2633, ASTM B221

 

Choosing Factors for 2024 T3511

  • Strength: Good
  • Machining: Okay
  • Weldability: Moderate (Spot welding is the best choice)
  • Formability: Weak
  • Corrosion Resistance: Poor
  • Heat Treating: Yes
 

Some Well-Known Applications for 2024 T3511

In wing stringers in the aerospace industry,

As components valve systems,

It is also used as components of computers.

 

SUPPLIED FORMS

Alloy 2024 T3511 is supplied in round and flat bar forms.

  • Round / Flat Bar
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