8.15.4.3 Pset_ProfileMechanical

PSET_TYPEDRIVENOVERRIDE / IfcProfileDef

Profile Mechanical: This is a collection of mechanical properties that are applicable to virtually all profile classes. Most of these properties are especially used in structural analysis.

buildingSMART Data Dictionary

PSD-XML

NameTypeDescription
MassPerLength P_SINGLEVALUE / IfcMassPerLengthMeasure
Mass Per LengthMass per length, i.e. mass of a beam with a unit length of extrusion. For example measured in kg/m.
CrossSectionArea P_SINGLEVALUE / IfcAreaMeasure
Cross Section AreaArea of the profile. For example measured in mm2. If given, the value of the cross section area shall be greater than zero.
Perimeter P_SINGLEVALUE / IfcPositiveLengthMeasure
PerimeterPerimeter of the profile for calculating the surface area. For example measured in mm.
MinimumPlateThickness P_SINGLEVALUE / IfcPositiveLengthMeasure
Minimum Plate ThicknessThis value may be needed for stress analysis and to handle buckling problems. It can also be derived from the given profile geometry or classification and therefore it is only an optional feature allowing for an explicit description. For example measured in mm.
MaximumPlateThickness P_SINGLEVALUE / IfcPositiveLengthMeasure
Maximum Plate ThicknessThis value may be needed for stress analysis and to handle buckling problems. It can also be derived from the given profile geometry or classification and therefore it is only an optional feature allowing for an explicit description. For example measured in mm.
CentreOfGravityInX P_SINGLEVALUE / IfcLengthMeasure
Centre Of Gravity In XLocation of the profile's centre of gravity (geometric centroid), measured along xp.
CentreOfGravityInY P_SINGLEVALUE / IfcLengthMeasure
Centre Of Gravity In YLocation of the profile's centre of gravity (geometric centroid), measured along yp.
ShearCentreZ P_SINGLEVALUE / IfcLengthMeasure
Shear Centre ZLocation of the profile's shear centre, measured along zs.
ShearCentreY P_SINGLEVALUE / IfcLengthMeasure
Shear Centre YLocation of the profile's shear centre, measured along ys.
MomentOfInertiaY P_SINGLEVALUE / IfcMomentOfInertiaMeasure
Moment Of Inertia YMoment of inertia about ys (second moment of area, about ys). For example measured in mm4.
MomentOfInertiaZ P_SINGLEVALUE / IfcMomentOfInertiaMeasure
Moment Of Inertia ZMoment of inertia about zs (second moment of area, about zs). For example measured in mm4
MomentOfInertiaYZ P_SINGLEVALUE / IfcMomentOfInertiaMeasure
Moment Of Inertia YZMoment of inertia about ys and zs (product moment of area). For example measured in mm4.
TorsionalConstantX P_SINGLEVALUE / IfcMomentOfInertiaMeasure
Torsional Constant XTorsional constant about xs. For example measured in mm4.
WarpingConstant P_SINGLEVALUE / IfcWarpingConstantMeasure
Warping ConstantWarping constant of the profile for torsional action. For example measured in mm6.
ShearDeformationAreaZ P_SINGLEVALUE / IfcAreaMeasure
Shear Deformation Area ZArea of the profile for calculating the shear deformation due to a shear force parallel to zs. For example measured in mm². If given, the shear deformation area zs shall be non-negative.
ShearDeformationAreaY P_SINGLEVALUE / IfcAreaMeasure
Shear Deformation Area YArea of the profile for calculating the shear deformation due to a shear force parallel to ys. For example measured in mm². If given, the shear deformation area ys shall be non-negative.
MaximumSectionModulusY P_SINGLEVALUE / IfcSectionModulusMeasure
Maximum Section Modulus YBending resistance about the ys axis at the point with maximum zs ordinate. For example measured in mm³.
MinimumSectionModulusY P_SINGLEVALUE / IfcSectionModulusMeasure
Minimum Section Modulus YBending resistance about the ys axis at the point with minimum zs ordinate. For example measured in mm³.
MaximumSectionModulusZ P_SINGLEVALUE / IfcSectionModulusMeasure
Maximum Section Modulus ZBending resistance about the zs axis at the point with maximum ys ordinate. For example measured in mm³.
MinimumSectionModulusZ P_SINGLEVALUE / IfcSectionModulusMeasure
Minimum Section Modulus ZBending resistance about the zs axis at the point with minimum ys ordinate. For example measured in mm³.
TorsionalSectionModulus P_SINGLEVALUE / IfcSectionModulusMeasure
Torsional Section ModulusTorsional resistance (about xs). For example measured in mm³.
ShearAreaZ P_SINGLEVALUE / IfcAreaMeasure
Shear Area ZArea of the profile for calculating the shear stress due to shear force parallel to the section analysis axis zs. For example measured in mm². If given, the shear area zs shall be non-negative.
ShearAreaY P_SINGLEVALUE / IfcAreaMeasure
Shear Area YArea of the profile for calculating the shear stress due to shear force parallel to the section analysis axis ys. For example measured in mm². If given, the shear area ys shall be non-negative.
PlasticShapeFactorY P_SINGLEVALUE / IfcPositiveRatioMeasure
Plastic Shape Factor YRatio of plastic versus elastic bending moment capacity about the section analysis axis ys. A dimensionless value.
PlasticShapeFactorZ P_SINGLEVALUE / IfcPositiveRatioMeasure
Plastic Shape Factor ZRatio of plastic versus elastic bending moment capacity about the section analysis axis zs. A dimensionless value.

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