If you are looking for the ASTM A564 standard in PDF format, you are likely involved in the selection, testing, or specification of high-strength precipitation-hardening stainless steels.
Standard Specification Overview: For a summary of the scope, chemical composition, and mechanical properties, Scribd's ASTM A564 Overview provides a structured look at the document. astm a564 pdf
Custom 450; machinable in the as-received fully heat-treated condition. Mechanical Properties and Heat Treatment If you are looking for the ASTM A564
ASTM A564/A564M – Standard Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes and mechanical properties