Amber Book Steel Flashcards
What is cold rolled steel used for?
cabling for bridges, bracing pre stressed concrete, metal studs. thin and strong
What does adding carbon to iron do?
it increases strength but decreases ductility
What are steel beam blanks?
rectilinear steel elements to be reheated and rolled to get the right shape
What is the depth for a steel beam?
1/20th the span
What is the depth for a steel girder?
1/15 the span
What is the width of a beam or girder?
1/3 its depth
What is the depth of an open web truss?
1/20th the span
What is the depth for a roof?
1/24th the span
What is the depth for metal decking?
1/24th the span
What is the depth for a corrugated roof deck?
1/40th the span
What is the depth for triangular trusses?
1/4 the span
What is the depth for rectangular trusses?
1/8th the span
What determines the size of a column?
the total area of the floor
What does W12x45 mean?
Steel wide flange 12” deep by 45 pounds per linear foot (weight)
What is a castellated beam?
made from a deep beam that is cut out and built with holes so it is lighter.