出典:Wiktionary
structural steel (countable かつ uncountable, 複数形 structural steels)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/09 21:12 UTC 版)
Structural steel is steel construction material, a profile, formed with a specific shape or cross section and certain standards of chemical composition and mechanical properties. Structural steel shape, size, composition, strength, storage, etc., is regulated in most industrialized countries.