Qto_PipeSegmentBaseQuantities

BACnet MVD

#### 7.5.5.24 Qto_PipeSegmentBaseQuantities

QTO_TYPEDRIVENOVERRIDE / IfcPipeSegment

Natural language names

| Pipe Segment Base Quantities

Quantities

QTO-XML

Name | Type | Description
--- | --- | ---

Length

Q_LENGTH

| Length | Length of the segment, calculated at midpoint of cross-section, equal to the distance between inlet and outlet ports.

GrossCrossSectionArea

Q_AREA

| Gross Cross Section Area | Area of the cross section, including the pipe itself and the interior flow space.

NetCrossSectionArea

Q_AREA

| Net Cross Section Area | Area of the cross section of the pipe, excluding the interior flow space.

OuterSurfaceArea

Q_AREA

| Outer Surface Area | Total area of the extruded surfaces of the pipe (not taking into account the end cap areas), normally generated as perimeter * length.

GrossWeight

Q_WEIGHT

| Gross Weight | Weight of the pipe segment itself, not including contained fluid.

NetWeight

Q_WEIGHT

| Net Weight | Weight of the pipe segment, including contained fluid as designed.

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