Welcome to our Cold-Formed Rectangular Hollow Sections free CAD downloads page! Here you'll find all UK Cold-Formed Rectangular Hollow Sections described by the Steelwork Design Guide to BS5950-1:2000, Volume 1, Section Properties, Member Capacities, 7th Edition (also known as The Blue Book). All our CAD blocks are in AutoCAD format. Simply select a file you like, download and drag-and-drop into your drawing!
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