18.104.22.168.1 Semantic definition
IfcMaterialConstituentSet is a collection of individual material constituents, each assigning a material to a part of an element. The parts are only identified by a keyword (as opposed to an IfcMaterialLayerSet or IfcMaterialProfileSet where each part has an individual shape parameter (layer thickness or layer profile).
22.214.171.124.2 Entity inheritance
|AssociatedTo||SET [0:?] OF IfcRelAssociatesMaterial FOR RelatingMaterial||
Use of the IfcMaterialDefinition subtypes within the material association of an element occurrence or element type. The association is established by the IfcRelAssociatesMaterial relationship.
|HasExternalReferences||SET [0:?] OF IfcExternalReferenceRelationship FOR RelatedResourceObjects||
Reference to external references, e.g. library, classification, or document information, that are associated to the material.
|HasProperties||SET [0:?] OF IfcMaterialProperties FOR Material||
Material properties assigned to instances of subtypes of IfcMaterialDefinition.
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The name by which the constituent set is known.
Definition of the material constituent set in descriptive terms.
|3||MaterialConstituents||OPTIONAL SET [1:?] OF IfcMaterialConstituent||
Identification of the constituents from which the material constituent set is composed.
126.96.36.199.4 Formal representation
ENTITY IfcMaterialConstituentSet SUBTYPE OF (IfcMaterialDefinition); Name : OPTIONAL IfcLabel; Description : OPTIONAL IfcText; MaterialConstituents : OPTIONAL SET [1:?] OF IfcMaterialConstituent; END_ENTITY;