Draftsight

How to Change From Inches to MM in DraftSight?

Understanding the Conversion of Inches to Millimeters in Draftsight

Changing measurement units from inches to millimeters within Draftsight may seem daunting at first, but by following a series of straightforward steps, the process can be completed efficiently. Below is a detailed guide on how to effectively transition from inches to millimeters.

Step-by-Step Guide to Change Setting in Draftsight

  1. Open Your Drawing File: Launch Draftsight and open the drawing file you wish to modify. Ensure your document is saved properly before making any changes.

  2. Access the Dimension Menu: Navigate to the dimension settings. This can often be located within the toolbar or by checking the command list at the bottom of your screen.

  3. Select the Editing Tool: Type EditDimension into the command prompt to bring up the dimension editing options. This command allows you to modify existing dimensions directly within your drawing.

  4. Set the Dimension Options: Once the edit menu is open, look for the dimension options where you can change the text representation of your dimensions. Here, you can choose to rotate the dimensions if needed or simply update their value.

  5. Update the Dimension Style: You may need to specify a different dimension style that uses millimeters as the unit of measurement. You can do this by clicking on Dimension, then selecting Override to apply your new settings.

  6. Confirm Your Changes: After entering the new dimension values, press Enter. The drawing will update to reflect the changes you have made.

  7. Exit the Command: Once you have updated all the necessary dimensions to millimeters, type Exit to leave the dimension editing mode and view your adjusted drawing.

Calculating Length When Changing Units

To accurately convert measurements, use the conversion formula where millimeters equal the inches multiplied by 25.4. Therefore, if you have dimensions in inches that need to be converted, simply multiply each inch size by 25.4 to get the equivalent value in millimeters.

Automated Conversion Within Draftsight

Draftsight offers functionality to facilitate unit conversions automatically:

  • To set default units for new dimensions, go to the Utilities menu, and select Drawing Setup.
  • From the Units tab, choose "Millimeters" as your default unit setting.
  • Ensure to save this change as default to ensure future drawings will open with millimeter units set automatically.

Frequently Asked Questions

Q1: How do I convert specific dimensions from inches to millimeters using a calculator?
A: To convert specific dimensions, take the dimension in inches and multiply it by 25.4. For example, a dimension of 4 inches becomes 4 x 25.4 = 101.6 mm.

Q2: Can I change all dimensions in a draft at once?
A: Yes, you can select all dimensions and apply a dimension override to change their units collectively to millimeters, saving time on individual edits.

Q3: What if I need to change the default units for several drawings?
A: You can set the default units in Draftsight by adjusting the settings in Drawing Setup. Make sure to check the option to save as default so that all future drawings adopt millimeters automatically.

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.