ASTM A574-21

Annotation of standard text ASTM A574-21 :

This specification covers the requirements for quenched and tempered alloy steel socket-head cap screws. The screws shall be fabricated from steel made to fine grain practice and shall be alloy steel conforming to the chemical composition specified. Different tests shall be conducted in order to determine the following mechanical properties of screws: tensile or wedge strength, proof load, yield strength, elongation, Rockwell hardness, and Vickers hardness.


Keywords:
alloy steel, cap screws, socket head ,, ICS Number Code 21.060.10 (Bolts, screws, studs)