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PCE
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DIFF Subgroup
C22C 21/12

with copper as the next major constituent

Introduced: July 1974

Full Title

Alloys based on aluminium > with copper as the next major constituent

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • C22C 21/14 with silicon since 1974 IPC+CPC Available in IPC and CPC
  • C22C 21/16 with magnesium since 1974 IPC+CPC Available in IPC and CPC
  • C22C 21/18 with zinc since 1974 IPC+CPC Available in IPC and CPC