Basic information about SDNF file

When there is a problem with opening files with the file extension SDNF（*.SDNF or *.sdnf）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the SDNF file yourself.

There are 1 file types using the SDNF file extension in our database. In the further part of this page, you will find detail information about all the SDNF file with their brief description and a list of programs that support SDNF file sorted by operating systems. The table below provides useful information about the SDNF file extension. It answers questions such as:
  • What is the SDNF file?
  • How to open a SDNF file?
  • What programs do I need to open a SDNF file?
  • What programs help to create and edit a SDNF file?
  • How to convert SDNF files to another file format?
  • How to convert another files to SDNF file format?


1.Detail information about SDNF file extension: Steel Detailing Neutral Format

File type Steel Detailing Neutral Format Category Page Layout Files
Developer N/A File format N/A
Description SDNF file is a Steel Detailing Neutral Format. SDNF filename suffix is mostly used for Steel Detailing Neutral Format files. Files with SDNF extension may be used by programs distributed for Windows platform. SDNF file format, along with 574 other file formats, belongs to the Document Files category. The most popular program for handling SDNF files is Sublime Text, but users can choose among 1 different programs that support this file format. On the official website of Sublime HQ Pty Ltd developer not only will you find detailed information about theSublime Text software, but also about SDNF and other supported file formats.
Software programs that will open, edit or convert SDNF files

Windows		 Sublime Text
Tekla Structures software



Can't open a SDNF file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.SDNF”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the SDNF extension without any issue.


Where I can download the application that support SDNF file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of SDNF files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a SDNF file?

The reasons for the lack of the ability to open a SDNF file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a SDNF file. If there is still something wrong, you might want to check:

  • Whether the SDNF file is damaged.
  • Whether the SDNF file is incorrectly linked in the registry entries.
  • Whether the SDNF file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the SDNF file format is incompletely.
  • Whether the SDNF file is infected.
  • Whether the drivers of the equipment used for opening a SDNF file are up to date.
  • Whether your computer has enough hardware resources to open a SDNF file.

If the SDNF file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.