Weld Gaps
- Last UpdatedJan 12, 2026
- 3 minute read
You can define the weld gap and cut length values for each piping specification.
The data is stored in an Application Data World (APPLDW) element, you must have the correct access permissions to proceed.

From the main menu bar, select Pipe Fabrication > Configuration > Weld Gap to display the Weld Gap Config window.

Weld Gap Table
Click in the Weld Gap Table tab to define the physical weld lengths for different piping specifications.
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Specification |
Select a Specification from the drop-down list to display the associated weld gap information. |
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Refresh |
Refreshes the Weld Gap Table window. |
You can modify the currently selected Weld Gap value.
Click Apply to modify the weld gap, click Dismiss to close the Weld Gap Config window.
Weld Gap Options
Click the Weld Gap Options tab to define the weld handling information.

You can modify the values in the SHOP, FIELD and SITE fields to define the weld specification for each weld type.
The Welds for Fitting to Fitting Connection part of the Weld Gap Options tab allows you to specify the weld type for fitting welds.

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Do Not Create Welds |
Welds are not created for Fitting to Fitting connections. |
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Welds with Zero Weld Gap |
Welds are created in the model with a gap length set to zero. |
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Welds with Weld Gap from Spec or Weld Gap Table |
Welds are created and have a physical length, the weld fittings change position accordingly. |
The Welds for Slip-On Flanges part of the Weld Gap Options tab allows you to specify the weld type for slip-on flanges.

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Inner Weld |
A weld is created on the inner surface of the connection. |
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Inner/Outer Welds |
Welds are created on both the inner and outer surfaces of the connection. |
Click Apply to modify the weld gap options, click Dismiss to close the Weld Gap Table window.
The gap weld values are used as a Design Parameter when welds are added to the 3D model.