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…agencies should assume that the material property data published in this report is not applicable when the material is
not procured to NMS 128/3. NMS 128/3 is a free, publicly available, non-proprietary aerospace industry material
specification.
The data contained in this report is intended for general distribution to the public, either freely or at a…
https://www.wichita.edu/industry_and_defense/NIAR/Research/hexcel-8552/AS4-PW-2.pdf