ASTM A514-14 pdf free.Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding. This specification covers quenched and tempered alloy steel plates of structural quality in thicknesses of 6 in. and under intended primarily for use in welded bridges and other structures. 2. Referenced Documents ASTM A6/A6M Specification for General Requirements for Rolled Structural Steel Bars, Plates,...