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SAE AMS4255B
- Aluminum Allloy, Clad One Side Sheet 0.6Mg - 0.35Si - 0.28Cu (No. 21 Brazing Sheet) As Fabricated
- standard by SAE International, 04/01/2012
- Publisher: SAE
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This specification covers a clad aluminum alloy in the form of sheet, clad on one side.This sheet has been used typically for brazed assemblies which are subjected to heat treatment after joining, but usage is not limited to such applications.