bn:00074758n
Noun Concept
Categories: Structural engineering, Steels, Structural steel, All articles needing additional references, All articles with style issues
EN
structural steel  angle-iron  channel iron  Light steel structural  steel sections
EN
A strong steel that is rolled into shapes that are used in construction WordNet 3.0
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EN
A strong steel that is rolled into shapes that are used in construction WordNet 3.0 & Open English WordNet
Structural steel is a category of steel used for making construction materials in a variety of shapes. Wikipedia
Because it is often manufactured with no rust protection or with only a red oxide coating Wikipedia Disambiguation