Cold-formed steel diaphragm to AISI S240-20 B5.4.2, S400-20 F2
Wood structural panels on cold-formed steel joists: unit shear for wind or seismic, chords, collectors and deflection (AISI S240-20, S400-20).
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What you get
From the inputs to a finished cold-formed steel diaphragm calculation
The applicable checks, step by step
Every check to AISI S240-20 B5.4.2, S400-20 F2 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 cold-formed steel diaphragm is tested
Against published examples and hand calculations from the code equations, on every change. The method and the sources.
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