Free CAD Blocks in DWG file format
File downloads for AutoCAD Drafting
Free AutoCAD Blocks
A comprehensive library of imperial steel channel (C-section) blocks, covering sizes from 3x4.1 up to 18x58 — depth in inches by weight in pounds per foot — with each size drawn in three views — end (cross-section), plan and side — and labelled with its designation. A handy reference for steel detailing and structural drafting. A free AutoCAD DWG file download.
| File format | DWG – opens in AutoCAD and all DWG-compatible CAD software |
|---|---|
| File size | 743.85 KB |
| Files included | 7 |
| Categories | Steel, Structural |
| License | Free for personal and commercial use – no attribution required |
| File | |
|---|---|
| Channels 3x4d1 to 6x15d3.dwg | Download |
| Channels 6x16d3 to 8x20.dwg | Download |
| Channels 8x21d4 to 9x25d4.dwg | Download |
| Channels 10x6d5 to 10x28d5.dwg | Download |
| Channels 10x30 to 12x30.dwg | Download |
| Channels 12x31 to 13x35.dwg | Download |
| Channels 13x40 to 18x58.dwg | Download |
