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In the tree view, click Piping > Piping Specification > Piping Materials Classes.
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In the Piping Materials Classes branch, open a specification and click Piping Materials Class Rules > Pipe Takedown Parts.
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Click the Insert Row Command to insert a blank row in the grid view.
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In the Take Down Short Code column, type the short code to use for this NPD if the user selects the Takedown option when placing a split.
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In the Weld Short Code column, type the short code to use for this NPD if the user selects the Weld option when placing a split.
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In the Pair Required column, define whether a pair is required. For example, flanges are used in pairs so you would set this column to Yes. Unions are not used in pairs so you would set this column to No.
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In the NPD column, type the NPD for which you are defining minimum values.
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In the NPD Unit Type column, type the units for the NPD. For example, type mm or in.
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In the Is Weld column, select Yes if the split or takedown joint is welded. Select No if it is not.
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Click the Save Command .
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The selected short code is passed to the Piping Commodity Filter and is used to help select the commodity code.
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The Pipe Takedown Parts sheet in the workbook corresponds to the Pipe Takedown Parts node. See the Piping Reference Data.