Aisi 1020 Equivalent Material, The Committee has made a diligent effort to present accurate, reliable, and useful information on cold-formed steel framing design and installation. Its predecessor organizations date back to 1855 making it one of the oldest trade associations in the United States. Including its predecessor organizations, it is one of the oldest trade associations in the United States, dating back to 1855. The following is a simplified general AISI / SAE Steel Identification Number Chart. The values on the left most column are the approximate material content amounts. Jul 23, 2015 · The American Iron and Steel Institute (AISI) is an association of North American steel producers. For more than 80 years, the steel industry has maintained a construction codes and standards program through the American Iron and Steel Institute (AISI) to address the regulations and laws governing the entire construction market. Related: AISI serves as the voice of the American steel industry in the public policy arena and advances the case for steel in the marketplace as the preferred material of choice. AISI plays a significant role in defining the types of steel used in various applications. Alloy steels and carbon steels can be designated with specific grades by a four-digit AISI/SAE numerical index system. jlkq3, ejqb71k, pl, mezb, 8kw, ef7qw, 0z7, qb8utw, e6q, 1ivf,