8.10.3.4 IfcMaterialConstituentSet

RV ⓘ

AbV ⓘ

8.10.3.4.1 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).

8.10.3.4.2 Entity inheritance

- IfcMaterialDefinition

8.10.3.4.3 Attributes

#	Attribute	Type	Description
IfcMaterialDefinition (3)
	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. IFC4-CHANGE The inverse attribute has been added.
	HasExternalReferences	SET [0:?] OF IfcExternalReferenceRelationship FOR RelatedResourceObjects	Reference to external references, e.g. library, classification, or document information, that are associated to the material. IFC4-CHANGE The inverse attribute has been added.
	HasProperties	SET [0:?] OF IfcMaterialProperties FOR Material	Material properties assigned to instances of subtypes of IfcMaterialDefinition. IFC4-CHANGE The inverse attribute has been added.
Click to show 3 hidden inherited attributes
IfcMaterialConstituentSet (3)
1	Name	OPTIONAL IfcLabel	The name by which the constituent set is known.
2	Description	OPTIONAL IfcText	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.

Table 8.10.3.4.A

8.10.3.4.4 Formal representation

 ENTITY IfcMaterialConstituentSet
 SUBTYPE OF (IfcMaterialDefinition);
	Name : OPTIONAL IfcLabel;
	Description : OPTIONAL IfcText;
	MaterialConstituents : OPTIONAL SET [1:?] OF IfcMaterialConstituent;
END_ENTITY;