Built-up cold-formed steel member to AISI S100-16 I1.1, I1.2
Two C-sections back to back or boxed, in compression, bending or both: modified slenderness, fastener spacing and the end fastening (AISI S100-16).
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What you get
From the inputs to a finished built-up cold-formed steel member calculation
The applicable checks, step by step
Every check to AISI S100-16 I1.1, I1.2 with its equation, the values that go into it, the result and the code section, and the governing case up front. Results update as you type.
A calculation report a reviewer can follow
Inputs, load combinations, every check with its result and reference, and the governing case, in a clear PDF with your title block.
Drawings
Where the calculation has a shape to draw: elevations, sections and the diagrams, on a sheet with your title block, as PDF or DXF.
Your units, your method
US or metric units at any time, LRFD or ASD where the code offers both; the report follows.
Verification
How the built-up cold-formed steel member is tested
Against hand calculations from the code equations, on every change. The method and the sources.
Learn
Step by step
User manual: Built-up cold-formed steel member
Every input, check and option of the calculation explained.
Video: Cold-formed steel: a wall stud
A 600S162-54 stud under axial load and wind, with the web holes set by you: unpunched, then punched. (1:39)
More cold-formed steel calculations
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