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Create fixed profiles

Tekla Structures 2021
2021
Tekla Structures

You can create new fixed profiles either from scratch or by copying an existing one. You can also convert a parametric profile into a fixed one.

Create a fixed profile

You can create fixed profiles with a single cross section or with multiple cross sections. Note that cross sections affect the total weight of the profile.

Warning:

If you create a profile with multiple cross sections, create the cross sections with the same number of corner points and in the same order.

  1. On the File menu, click Catalogs > Profile catalog to open the Modify Profile Catalog dialog box.
  2. Right-click anywhere in the profile tree and select Add Profile.

    A new fixed profile with the name PROFILE1 is created.

  3. Change the profile name by entering a new name in the Profile name box.

    The profile name must be in upper case letters, with no spaces. Tekla Structures automatically converts lower case letters to upper case letters.

  4. In the Profile type list, select User-defined, fixed.
  5. In the Profile subtype list, select the cross section you want to use.

    If you have created your own user-defined cross sections, you can use one of them.

  6. Under Equivalent type, select a profile type that matches the new cross section as closely as possible. This is important because some connections only work for certain types of profiles.

    The equivalent type and the profile dimensions, such as height and width, affect which connections can be applied to the profile. An unsuitable equivalent type or missing dimension values may result in problems with connections.

  7. Click Update.
  8. Modify the dimension values.

    Always enter values for the dimensions Height h and Width b, as these values affect how Tekla Structures displays the profiles. If the values are 0, the part is drawn as a line.

  9. Under Cross section, define a relative location for each cross section:
    1. In the Number list, select the number of the cross section.
    2. In the Relative location box, enter the location of the cross section.

      This value indicates the location of the cross section along the axis: 0.0 for the start end and 1.0 for the second end. If you only have a single cross section, select 1 for Number and enter 0.000 for Relative location.

    3. Click Update after defining each cross section.
  10. Click Add to add more cross sections, if needed.
  11. If you want to use a different cross section in the profile, select a new one from the Profile subtype list.
  12. If you want to remove a cross section, select the cross section from the Number list and click Remove.
  13. Click OK to close the Modify Profile Catalog dialog box.
  14. Click OK in the Save confirmation dialog box to save the changes.

Example

For a pitched profile, you need two cross sections with the same center point height. The Relative location value is 0.0 for the first cross section, 0.5 for the second cross section, and 1.0 for the third cross section.

Create a fixed profile by copying

You can create new fixed profiles by modifying a copy of an existing, similar profile.

  1. On the File menu, click Catalogs > Profile catalog to open the Modify Profile Catalog dialog box.
  2. Select a fixed profile that is similar to the one you wish to create.
  3. Right-click and select Copy Profile.

    A new profile with the name <existing_profile_name COPY> is created.

  4. Change the profile name by entering a new name in the Profile name box.

    The profile name must be in upper case letters, with no spaces. Tekla Structures automatically converts lower case letters to upper case letters.

  5. Modify the profile properties on the General, Analysis, and User attributes tabs.
    Warning:

    Under Equivalent type, select a profile type that matches the new cross section as closely as possible. This is important because some connections only work for certain types of profiles.

    Always enter values for the dimensions Height h and Width b, as these values affect how Tekla Structures displays the profiles. If the values are 0, the part is drawn as a line.

    The equivalent type and the profile dimensions, such as height and width, affect which connections can be applied to the profile. An unsuitable equivalent type or missing dimension values may result in problems with connections.

  6. Click Update.
  7. Click OK to close the Modify Profile Catalog dialog box.
  8. Click OK in the Save confirmation dialog box to save the changes.

Create a fixed profile based on a parametric profile

  1. On the File menu, click Catalogs > Profile catalog to open the Modify Profile Catalog dialog box.
  2. Select a parametric profile from the list.
  3. Right-click and select Add Profile.

    A new standard fixed profile is created, and it has the profile values of the parametric profile.

Modify a fixed profile

If necessary, you can modify existing fixed profiles using the profile catalog. Note that the fixed profiles conform to industry standards, and you should not modify them unless you are an administrator.

  1. On the File menu, click Catalogs > Profile catalog to open the Modify Profile Catalog dialog box.
  2. Select a fixed profile in the tree and modify its properties.
    • The General tab contains information on profile types and dimensions.

    • The Analysis tab contains information on the properties used in structural analysis. The structure can be analyzed with different analysis software.

    • The User attributes tab is for viewing or entering user attributes for profiles.

  3. When you have finished modifying the profile, click Update.
  4. Click OK to close the Modify Profile Catalog dialog box.

    Tekla Structures asks if you want to save the changes to the model folder.

  5. Click OK in the Save confirmation dialog box to save the changes.
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