Advanced Customization > Business Logic Customization > Data Exchange using Standards in Windchill > STEP Data Exchange using EXPRESS > STEP Foundation > Introduction to EXPRESS > AP214 Object Mapping
  
AP214 Object Mapping
The following business objects are mapped to the AP214 information model:
WTPart
WTPartUsageLink
WTDocument
WTPartDescibeLink
WTPartRefereneLink
EPMDocument
EPMMemberLink
EPMReferenceLink
EPMDescribeLink
Representation Objects specific to WTPart and EPMDocument
For details, see the .