This standard specifies the designation method of aluminum and aluminum alloy composite plates, strips and foils. This standard applies to aluminum and aluminum alloy composite panels, strips and foils.
GB/T 27675-2011 Referenced Document
GB/T 16474 Designation system for wrought aluminium and aluminium alloy
GB/T 27675-2011 history
2011GB/T 27675-2011 esignation system for aluminium and aluminium alloys composite sheets,strips and foils