ASTM A572 grade 65 is a type of ASTM A572 HSLA steel. It is furnished in the as-fabricated (no temper or treatment) condition.
Elongation at Break17 %
Tensile Strength: Ultimate (UTS)630 MPa (91 x 103 psi)
Tensile Strength: Yield (Proof)520 MPa (75 x 103 psi)
ASTM A572: Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel
Ferrous Materials: Steel and Cast Iron, Hans Berns and Werner Theisen, 2008
Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005