ASTM A 434 - 06 Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered

American Society for Testing and Materials (ASTM). Current edition approved May 1, 2006. Published May 2006. Originally approved in 1959. Last previous edition approved in 2004 as A 434 – 04. 3 p. This specification covers hot-wrought and cold-finished quenched and tempered alloy steel bars.
Hot-wrought bars are available in three strength level classes designated BB, BC, and BD, and cold-finished bars in two strength level classes designated BB and BC. The bars are available in the conditions specified in 4.4 subject to the size limitations shown.