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GJB 1741-1993
Specification for stretched plates of aluminium alloys
Material Designation Chemical Composition (%)
2024 (LY12) (2A12)
Min
Max
LY12 (十二号硬铝)
Min
Max
LD10 (十号锻铝)
Min
Max
LC4 (四号超硬铝)
Min
Max
LC9 (九号超硬铝)
Min
Max
7075
Min
Max
For Reference Only