استحکام و دوام استاندارد بالا astm a564
ASTM A564A564M-2019. Designation: A564/A564M − 19Standard Specif i cation forHot-Rolled and Cold-Finished Age-Hardening Stainless SteelBars and Shapes 1This standard is issued under the f i xed designation A564/A564M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of …