How to Design a Decorative Steel Grill in a 3D Modeling Software

 |  Moses Zikei

3D Modeling a Simple Steel Grill in SelfCAD: Step by Step Guide

The world of 3D modeling is an exciting space where creativity meets technology. In this step-by-step tutorial, we'll explore SelfCAD, a powerful tool that empowers users to bring their ideas to life in 3D. Specifically, we'll focus on creating a basic yet stylish steel grill using this software. Whether you're a beginner exploring the fundamentals or an experienced designer looking to refine your skills, this tutorial is designed to cater to all levels of expertise. You can check it out on the interactive tutorials section of SelfCAD and follow it. Below is the summary of thee steps.

Designing a Basic Steel Grill in SelfCAD

Launch SelfCAD and open the workspace:

SelfCAD interface

Go to the Generators and select the Shape Generator:

Shape generators

Adjust the parameters as shown below:

Adding parameters

Click the check mark to finalize the shape generator. Activate the Face Selection on the right panel and select the highlighted region:

Face selection in SelfCAD

Click Copy icon:

Creating copies of the design

On the top panel, on the View category and select the Isolate: 

Settings in SelfCAD

Go to the Modify category, and select Add Thickness: 

3D designing in SelfCAD

Set the Thickness to 3 and click on the check mark to finalize:

Add thickness tool in SelfCAD

After finalizing the operation, you will notice the change in the thickness of the object:

SelfCAD interface

The next step is to make the object rounded. On the toolbar on the Modify category, select the Round Object tool:

Modify category in SelfCAD

Set the Smoothness to 2 and click on the check mark to finalize the operation:

Applying smoothness to a 3D model

On the Tools category select the Copy Offset tool:

Copy offset tool in SelfCAD

On the Copy Offset, set the Pivot on the panel, and set the X axis to 10. Set the Number of Copies to 10: 

Creating copies of 3D models

Click Copy and the copies will be aligned as follows:

3D designing in SelfCAD

On the toolbar on Deform category, select the Twist tool to activate it:

Deform tools in 3D modeling

Twist by setting the Y axis to 180: 

Twist by settings in SelfCAD

After twisting and closing the panel, the model will be as follows:

Twist tool in SelfCAD

Then go to the 3D Shapes, and select the Cylinder shape:

3D shapes in SelfCAD

Set the parameters as shown below:

Setting parameters

Settings in SelfCAD

Select all the objects (the copies made) on the workspace:

Tools in SelfCAD

On the toolbar, click on the Stitch and Scoop tool and select the Union: 

Stitch and Scoop tool in SelfCAD

Click on the check mark to finalize:

Finalizing the design

The steel grill is now ready:

Steel grill in SelfCAD

Click on the Color Picker to select the color of your choice:

Color picker in SelfCAD

SelfCAD's combination of ease of use, a comprehensive toolset, and compatibility with various design approaches makes it a standout choice for 3D modeling and sculpting across different skill levels and design requirements.


Enjoy powerful modeling, rendering, and 3D printing tools without the steep learning curve.

Need to learn 3D modeling? Get started with interactive tutorials.

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