High Speed EMU Aluminum Alloy

There are aluminum alloy as:5A06 aluminum alloy, 5052 aluminum alloy, 5083 aluminum alloy, 5754 aluminum alloy, etc.
Which can be used as body skin, roofing and floor for high speed EMU.
Aluminum alloy features as: stable mechanical properties, excellent resistance to stress corrosion, good welding performance, high fatigue strength, and high precision of shape and size.