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QQ-A-250/22

Cancellation Notice 2, May 25, 2005

Cancellation Notice 2 Only

ALUMINUM ALLOY, 7178-T76, PLATE AND SHEET ALCLAD (IMPROVED EXFOLIATION RESISTANT)



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Description / Abstract:

This specification covers the specific requirements for improved exfoliation resistant alclad aluminum alloy 7178-T76 sheet and -T7651 plate. The general requirements are covered in QQ-A-250. The plate and sheet covered by this specification shall be an integral composite product consisting of a heat-treatable aluminum alloy (7178) core with thin layers of an aluminum alloy (7072) anodic to the core and of approximately equal thickness, bonded to both surfaces.