7175

EN 2512 / AlZn5.5MgCu(B) / 7175 / T7351

化学性质 % 值
Silicon (Si)0,00 - 0,15
Tin (Sn)0,00 - 0,00
Chromium (Cr)0,18 - 0,28
Manganese (Mn)0,00 - 0,10
Magnesium (Mg)2,10 - 2,90
Copper (Cu)1,20 - 2,00
Lead (Pb)0,00 - 0,00
Titanium (Ti)0,00 - 0,06 / 0,08 - 0,15
Iron (Fe)0,00 - 0,20
Zinc (Zn)5,10 - 6,10
Nickel (Ni)0,00 - 0,00
Aluminium (Al)Balance
物理特性
Density2,80 g/cm³
Melting Point477 °C
Thermal Expansion23.4 µm/m.°C
Modulus of Elasticity72 GPa
Thermal Conductivity155 W/m.K
Electrical Resistivity33 % IACS
机械性能
Proof Strength435 MPa
Yield Strength505 MPa
Shear Strength300 MPa
Elongation A50 mm13%
Hardness135 HB
7175 T7351 aluminum exhibits high strength and is widely used in aerospace applications.

 

ALLOY DESIGNATIONS
 
7175 T7351 has the following standard designations and specifications.
 
Plates per; 7175 T7351, EN 2512, ASTM B209, ISO AlZn5.5MgCu(B), WNR 3.4334
 
Extruded Round/Flat Bar and Tubes per; 7175 T7351, EN 2512, ASTM B221, ISO AlZn5.5MgCu(B), WNR 3.4334
 

Choosing Factors for 7175 T7351

  • Strength: High
  • Machining: Good
  • Weldability: Weak
  • Formability: Medium
  • Corrosion Resistance: Okay
  • Heat Treating: Yes
 

Some Well-Known Applications for 7175 T7351

As structural components for the aerospace industry,

In automobile parts such as gears and shafts,

It is also used in high strength aircraft parts.

 

SUPPLIED FORMS
 
7175 T7351 is produced/supplied in round/flat bar and tube/profile and plate form.
  • Round/Flat Bar
  • Tube/Profile
  • Plate
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