7A09 mechanical properties of aluminum

7A09 aluminum mechanical properties:

 

Tensile strength σb (MPa): ≥530

 

Tensile stress σp0.2 (MPa): ≥400

 

Elongation δ10 (%): ≥5

 

Note: The vertical pipe at room temperature mechanical properties

 

Sample size: all

 

7A09 aluminum Status: aluminum and aluminum alloy extruded seamless pipe (H112, T6 state)

 

Heat Treatment: Heat Specifications: hot rolling plate aside 25% to 35% rate of cold, intermediate annealing, cold rolled finished thickness, stabilizing annealing temperature 140 ℃ ~ 150 ℃, when the sound insulation 1h.

 

Often Specifications

 

1, 2, 3,4,5,6 81012.... 50 (thickness), thickness of less than 50, and is usually present in an even number of specifications.

 

Thickness greater than 50, and is usually a multiple of 5 specifications exist, such as: 50,55,60,65 ... and so on.