• UNT UNB

    Hi all I have read more than 20 article and wathc over 100 vidoes and tell now I do not know what is the differance between UNT and UNB and why there is a UNT or UNB till now I am not sure where I have to define a 2 parameter and at the end only one of…

  • Please do check my design (steel design parameters specially)

    Dear sir, Greetings!! Please help me out from this as i am design a peb structure in staad pro its showing fail on 16 mm of web and flange thickness, but my seniors are saying (as per their experience basis only) that the column and rafter will…

  • RE: Effective Length verification

    For the column you can see KL/r values int he steel design output (in the program or in the output report). For the beams, the user can specify longer unbraced lengths if desired using the UNB and UNT design parameters typically.

  • RE: UNB/UNT for Columns

    Yes UNT and UNB are required for columns because that allows the software to calculate the flexural capacity for lateral torsional buckling. As you know UNT is for top flange ( the flange in the direction of the positive local Y axis ) and UNB is for…

  • RE: Deck slab beam's parameters

    Assuming you have a concrete deck on top of steel beams and the fact that the deck will restrain the top flange of the beam laterally, it is fair to use a very small value of LY and UNT. Using the spacing between shear studs is fine as that is a small…
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