Stock Items
If you want to enter a
material that is kept in stock as a component, select this item category.Before you start
A valid material master record with a material type that supports stock must exist in the plant you select.

Pipeline materials (material type PIPE) are not kept in stock, so you cannot enter them as stock items.
Special functions
The following are examples of functions that are supported for stock items:
Stock items are handled in the following ways in related application areas: