#### IfcMaterial

Natural language names

##### Semantic definitions at the entity

Entity definition

A homogeneous substance that can be used to form elements.

> NOTE In this IFC Release only isotropic materials are allowed for. In future releases also anisotropic materials and their usage may be considered.

> HISTORY New entity in IFC1.0
> IFC2x Edition 3 CHANGE The inverse attribute HasRepresentation has been added. Upward compatibility for file based exchange is guaranteed.

Attribute definitions

# | Attribute | Type | Cardinality | Description | A
--- | --- | --- | --- | --- | ---
1 | Name | IfcLabel | [1:1] | Name of the material. | X

##### Inherited definitions from supertypes

Entity inheritance
Attribute inheritance

# | Attribute | Type | Cardinality | Description | A
--- | --- | --- | --- | --- | ---
IfcMaterial
1 | Name | IfcLabel | [1:1] | Name of the material. | X

##### Formal representations

XSD Specification
`<xs:element name="IfcMaterial" type="ifc:IfcMaterial" substitutionGroup="ifc:Entity" nillable="true"/>
<xs:complexType name="IfcMaterial">
<xs:complexContent>
<xs:extension base="ifc:Entity">
<xs:attribute name="Name" type="ifc:IfcLabel" use="optional"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
`
EXPRESS Specification
`ENTITY IfcMaterial;
Name : IfcLabel;
INVERSE
END_ENTITY;

EXPRESS-G diagram

`

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