This document specifies XML definitions that are used to describe data and information related to connections or joints in mechanical systems or structures.

The following is within the scope of this document:

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description and explanation of XML definitions for logical or process related data or other properties of a connection.

The following aspects are outside the scope of this document:

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geometry of fasteners or other parts,

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handling of χMCF data in

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product data management (PDM) systems,

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subscriber data management (SDM) systems, and

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other data management systems.