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  Rolled Shapes vs. Built-Up Steel Members: How to Read, Model, and Detail the Difference

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  Clear Web Depth in W-Shapes: Flange Faces, Fillets, and Connection Fit

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  Why CAD-Calculated Steel Section Properties May Not Match Published Shape Tables

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  Why W-Shapes in the Same Nominal Depth Series Do Not Line Up

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  Calculating Structural Steel Member Weight from Shape Tables

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  Mill, Fabrication, and Erection Tolerances in Structural Steel Detailing

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  Reading Steel Shape Designations: Where Weight per Foot Appears—and Where It Does Not

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  Steel Member Orientation in Plans, Elevations, Sections, and CAD Models

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  Flange and Web Thickness in Steel Shape Tables: Understanding tf and tw

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  Back-to-Back Steel Channels and Angles: Orientation, Spacing, and Detailing

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  Centroid Coordinates in Steel Shape Tables: x̄, ȳ, Reference Axes, and CAD Placement

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  Beam Copes in Structural Steel Detailing: Geometry, Dimensions, and Drawing Practice