The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.
AECMA PREN 3471-1988 history
1988AECMA PREN 3471-1988 Aerospace Series Steel FE-PA18 Quenched and Cold Drawn Strip for Spring a Less Than or Equal to 4,0 mm Issue P 1