The MatingPorts sheet in the Piping Specification.xls workbook defines the rules of compatibility for the end preparation of two mating ends.
EndPrep1 (Required)
Specify the first end preparation code for which you want to define a mating port. Valid end preparation codes are listed in the AllCodeLists.xls workbook on the EndPreparation sheet.
EndPrep2 (Required)
Specify the second end preparation code for which you want to define a mating port. Valid end preparation codes are listed in the AllCodeLists.xls workbook on the EndPreparation sheet.