## 8.19.3.19.1 Semantic definition

An instance of the entity IfcStructuralLoadTemperature shall be used to define actions which are caused by a temperature change. As shown in Figure 8.19.3.19.A, the change of temperature is given with a constant value which is applied to the complete section and values for temperature differences between outer fibres of the section.

## 8.19.3.19.4 Formal representation

ENTITY IfcStructuralLoadTemperature
DeltaTConstant : OPTIONAL IfcThermodynamicTemperatureMeasure;
DeltaTY : OPTIONAL IfcThermodynamicTemperatureMeasure;
DeltaTZ : OPTIONAL IfcThermodynamicTemperatureMeasure;
END_ENTITY;