7020 Aluminum Block Plate

Jan 15, 2023

Introduction of 7020 Aluminum Block Plate
7020 Aluminum Block Plate is a medium and high-strength Al-Zn-Mg alloy with high strength, good welding performance and process performance. It is the main welding structural material for aerospace vehicles, ground vehicles and equipment. It is widely used in the manufacture of high-speed trains. body.

Chemical composition of 7020 Aluminum Block Plate
Al (minimum value): margin
Si: ≤0.35
Fe: ≤0.40
Cu: ≤0.20
Mn: 0.05~0.50
Mg: 1.0~1.4
Cr: 0.10~0.35
Zn: 4.0~5.0
Zr: 0.08~0.20
Zr+Ti: 0.08~0.25
Ti:—
Other elements not specified: each: ≤0.05; total: ≤0.15

Application of 7020 Aluminum Block Plate
7020 Aluminum Block Plate is the main welded structural material for aerospace vehicles and ground vehicles and equipment, and is widely used in the manufacture of high-speed train bodies.