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1/ Command :

• CHN

2/ Description :
This tool automatically draws a C-channel (C-shaped steel) profile based on standard specification numbers.

• Automation: Generates the C-Channel cross-section by　selecting a standard size from a list.

• Selection: Displays a list of standard sizes (Specification Numbers) for the user to choose from.

3/ How to Use :

1. Type chn in the command line and press Enter.

2. Check the Specification Number from the list displayed on the screen and press OK.

3. Enter the Specification Number (e.g., input the number corresponding to the desired size).

4. Click the Start Point.

5. Click the Direction or enter a Rotation Angle.