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8.10.3.17 IfcMaterialRelationship

8.10.3.17.1 Semantic definition

IfcMaterialRelationship defines a relationship between part and whole in material definitions (as in composite materials). The parts, expressed by the set of RelatedMaterials, are material constituents of which a single material aggregate is composed.

8.10.3.17.2 Entity inheritance

8.10.3.17.3 Attributes

# Attribute Type Description
IfcResourceLevelRelationship (2)
1 Name OPTIONAL IfcLabel

A name used to identify or qualify the relationship.

2 Description OPTIONAL IfcText

A description that may apply additional information about the relationship.

Click to show 2 hidden inherited attributes Click to hide 2 inherited attributes
IfcMaterialRelationship (3)
3 RelatingMaterial IfcMaterial

Reference to the relating material (the composite).

4 RelatedMaterials SET [1:?] OF IfcMaterial

Reference to related materials (as constituents of composite material).

5 MaterialExpression OPTIONAL IfcLabel

No description available.

Table A

8.10.3.17.4 Formal representation

ENTITY IfcMaterialRelationship
SUBTYPE OF (IfcResourceLevelRelationship);
RelatingMaterial : IfcMaterial;
RelatedMaterials : SET [1:?] OF IfcMaterial;
MaterialExpression : OPTIONAL IfcLabel;
END_ENTITY;

8.10.3.17.5 References

Edit on Github

4 contributor(s): ArturTomczakDion Moultluz pazbSI-Bot
Last change: Improve definition split (#876) * bring back headers headers were previously removed by mistake, now bringing them back * add new lines and rename the tag add the word 'short' in it * unify newlines make exactly one newline before and two after the tag * resolving typos Because bringing back headers required to go back in time to previous version, I'm now re-resolving the issues: #861, #860, #856 by ArturTomczak on 2024-07-16T16:07:28+02:00

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8.10.3.17.6 Changelog

8.10.3.17.6.1 IFC4

  • New resource

8.10.3.17.6.2 IFC4.3_ADD2

  • attribute Expression name, Changed from "Expression" to "MaterialExpression"