بهره وری بسیار موثر دوام astm a564
ASTM A564 A564M 2013. Designation: A564/A564M − 13Standard Specification forHot-Rolled and Cold-Finished Age-Hardening Stainless SteelBars and Shapes1This standard is issued under the fixed designation A564/A564M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of …