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7A55/7A85 Casting Billet Homogenization Temper

7A55/7A85 Casting Billet
Homogenization
Diameter Available: 166、220、380、396、448、462、566、582、915、1060、1220、1320 (mm)
Standard: GB/T3190

Quantity:

7A55 aluminum alloy is a high-strength aluminum alloy with Zn, Mg and Cu as the main alloy elements. Due to its excellent comprehensive performance, it is widely used in the aerospace field. 7A55 aluminum alloy thick plate is an indispensable structural material for manufacturing large aircraft today. After heat treatment, the thickness direction and structure of the thick plate are not uniform, which affects the engineering application.


 Specification

Alloy

Temper

Diameter (mm)

Feather crystals

Bright crystals

Porosity

Grain Size Level

7A55/7A85

Homogenization

166、220、380、396、448、462、566、582、915、1060、1220、1320

No

No

1st Class

≤3



Chemical Composition


SiFeCuMnMgCrZn
ZrTi
7A55
0.10.11.8-2.50.051.8-2.80.047.5-8.5/0.08-0.20.01-0.05
7A850.050.081.2-2.00.11.2-2.00.057.0-8.2/0.08-0.160.05


 * Remarks: Specific requirement of alloy, temper or specification can be discussed at your request.



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