Building Construction 10 Non Combust Flashcards
What is the max height for noncombustible construction
12 stories
What is the difference between noncombustible and fire resistive construction
The level of fire resistance assigned to the structure
What is the max height for fire resistive construction
Unlimited
What is the elasticity of steel
29 million pounds per square inch
Still has what tensile strength and what sheer strength
Hi tinsel
Hi-Shear
Steel has substantial elongation at what degree
1000 Fahrenheit
Above what temperature still members may fail
1300f
Cold drawn steel will fail what temp
800f
Steel construction , define angles
Two legs at right angles to each other
In regards to still construction define bars
Plates greater than 6 inches width can be square or round
Regarding steel construction define box columns
Hollow built from steel plates
Re: still construction define box girders
Hollow steel girders used to support other beams
Re: still construction castellated beams define
Wide flange beams cut half and zigzag pattern welded back together offsetting creating deep beams
In regards to still construction defined channels and I-beams
Channels steel structural components with a square U-shaped cross-section
I-beams top and bottom called flanges web connects flanges
Regarding steel construction define plates and purlins
Plates are flat pieces of steel
Purlins are beams set at right angles to trusses or rafters to provide support for lightweight roofing