Description
For building-type structures, the AISC lists approved steels in Section A3.1 of the Specification for Structural Steel Buildings. Additional steels are listed in the AISC Seismic Provisions for Structural Steel Buildings because of a more recent publication date. New structural steel specifications have been developed and approved since publication, such as ASTM A992, and should also be considered for application in structures. Structural steels currently accepted by AISC in the LRFD Specification, or pending acceptance as noted, are as follows: