4.1.1.1 SI Units

SI units are defined according to standard prefix and standard name.

Figure 1 illustrates an instance diagram.

SI UnitsIfcProjectIfcUnitAssignmentIfcSIUnitIfcUnitEnumIfcSIPrefixIfcSIUnitName

Figure 1 — SI Units

AISC Model View

Entity
IfcProjectO
O

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