IFC (IFC4X3) development IfcMaterialConstituentSet 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). Entity inheritance 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.

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.

Click to show 3 hidden inherited attributes Click to hide 3 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 Formal representation

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

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