ASTM A574-08 pdf free.Standard Specification for Alloy Steel Socket-Head Cap Screws. ASTM A574 covers the requirements for quenched and tempered alloy steel hexagon socket-head cap screws, 0.060 through 4 in. in diameter where high strength is required. 4. Ordering Information 4.1 Orders for socket head cap screws under this specification shall include the following information: 4.1.1 ASTM designation and year...