• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

SAE AMS 4257
Aluminum Alloy, Extrusion 3.7Cu - 1.15Li - 0.5Zn - 0.45Ag - 0.4Mg - 0.3Mn - 0.1Zr (2055-T84) Solution Heat Treated, Stress Relieved by Stretching 2% to 5% and Aged

Edition 2019-11-12
Original language English
Price from 84.50 €
Table of contents