Solid Edge

In Solid Edge, the STP unit is always user-defined, regardless of the unit in the documents to be imported.

Please set the correct unit manually.

Solid Edge setting options -> Export units

NX/Teamcenter

If the pipeline is processed locally, meaning without PARTapplicationServer, then please under Download service, in the Node Editor, under Batch size, choose a value adequate to the number of processed parts.