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Material
7020
Standard
GB /T 3190-2008
Standard
GB /T 3190-2020
Chemical Compositions of wrought aluminum and aluminium alloys
Standard
JIS H 4040-2015
Aluminium and aluminium alloy bars and wires
Standard
GB /T 3191-2019
Extrusion rods and bars of aluminium and aluminium alloys
Chemical Composition
(%)
Standard
Material Designation
Chemical Composition (%)
GB /T 3190-2008
7020
Min
Max
GB /T 3190-2020
Chemical Compositions of wrought aluminum and aluminium alloys
7020
Min
Max
GB /T 3191-2019
Extrusion rods and bars of aluminium and aluminium alloys
7020
Min
Max
JIS H 4040-2015
Aluminium and aluminium alloy bars and wires
7020
(
A7020 BE
)
(
A7020 BD
)
Min
Max
For Reference Only
