AutoCAD

How to Load Hatch Patterns in AutoCAD 2020?

Steps to Load Hatch Patterns in AutoCAD 2025

Step 1: Accessing the Hatch Command

Begin by navigating to the Home tab on your AutoCAD interface. Locate the Draw panel and click on the Hatch icon. This initiates the hatching function, allowing you to apply patterns to specific areas in your drawing.

Step 2: Selecting Hatch Type

Once the hatch command is active, look for the Properties panel. You will see a drop-down menu labeled Hatch Type. Here, choose the specific type of hatch that fits your design needs. Options may include solid fills, patterns, or gradients.

Step 3: Choosing a Hatch Pattern

In the Pattern panel, explore and select the desired hatch pattern or fill type that you wish to apply. AutoCAD provides a variety of predefined patterns, which can be further customized if necessary.

Step 4: Defining Hatch Boundaries

On the Boundaries panel, you’ll need to determine how the boundaries for the hatch pattern will be selected. You can opt to select existing objects or specify points to create a closed boundary for the hatch.

Installing Custom Hatch Patterns

Step 1: Organizing Your Patterns

Before installing custom hatch patterns, create a dedicated folder on your computer to hold all the custom .pat files. This organization will help streamline the loading process in AutoCAD.

Step 2: Setting Up Your Custom Folder

  1. Open Options within AutoCAD.
  2. Navigate to the Files tab.
  3. Find Support Search Path, and add the directory for your custom folder that contains the .pat files.

Additionally, consider adding your custom folder to the Trusted Folders path for extra security and accessibility.

Step 3: Restarting AutoCAD

After making the necessary changes in the Options menu, close AutoCAD. Restart the program to allow it to recognize and load the new custom hatch patterns.

Importing Patterns into Your Drawings

Step 1: Loading Patterns in the Interface

Once your custom patterns are properly set up in their folder, go back to the Hatch command as outlined earlier. You should now see your imported patterns listed in the hatch pattern selection menu.

Step 2: Applying the Hatch

Select your preferred custom hatch pattern by clicking on it, then follow the steps to define the hatch boundaries. Click within the area where you want the hatch applied, and observe as your custom design gets implemented.

Modifying Existing Hatch Patterns

Step 1: Selecting the Hatch Object

To change an existing hatch pattern, first select the hatch object within your drawing. This will activate the Hatch Editor contextual tab on the ribbon.

Step 2: Adjusting Settings

On the Hatch Editor tab, make any necessary adjustments such as changing the pattern type, scale, or angle. You will see a real-time preview of your modifications, ensuring you can fine-tune your design before finalizing.

FAQ Section

1. Can I create my own hatch patterns?
Yes, you can create custom hatch patterns using simple text editors. The patterns are defined in a .pat file format, which you can then import into AutoCAD.

2. Where are the default hatch patterns stored in AutoCAD?
Default hatch patterns are typically saved in the installation directory of AutoCAD, specifically in a folder named "hatch" or similar, where the software retains all its pattern files.

3. What file formats can be used for hatch patterns in AutoCAD?
The primary file format for hatch patterns in AutoCAD is .pat. These files define the patterns and can be created or edited using a plain text editor.

About the author

Wei Zhang

Wei Zhang

Wei Zhang is a renowned figure in the CAD (Computer-Aided Design) industry in Canada, with over 30 years of experience spanning his native China and Canada. As the founder of a CAD training center, Wei has been instrumental in shaping the skills of hundreds of technicians and engineers in technical drawing and CAD software applications. He is a certified developer with Autodesk, demonstrating his deep expertise and commitment to staying at the forefront of CAD technology. Wei’s passion for education and technology has not only made him a respected educator but also a key player in advancing CAD methodologies in various engineering sectors. His contributions have significantly impacted the way CAD is taught and applied in the professional world, bridging the gap between traditional drafting techniques and modern digital solutions.