Symbol Attributes

ISODRAFT User Guide

Symbol Keys : Symbol Attributes

Symbol Attributes

The attributes of ISODRAFT Symbol Templates are set in DRAW, where the symbol templates are defined. They are as follows:

Changes the size of the symbol without re-defining the coordinates of the plotted shape (100 = full size).

ORIentation NONE

Specifies a symmetrical fitting which the flow direction is not relevant.

ORIentation FLOW

Specifies a fitting for which the flow direction is important, such as check valves.

ORIentation REDUcer

Specifies a reducing fitting.

ORIentation FLANge

Specifies a fitting which begins with a flange; that is, one which is preceded by a gasket.

Plots flow arrows on the symbol.

Suppresses flow arrows.

Plots dimensions alongside the symbol.

Suppresses the plotting of dimensions.

Enables default and user-defined symbols to be drawn as filled polygons.

User-defined symbols based on the following SKEYs and defined with ORI FLAN or ORI REDU will be automatically flipped to fit in with the pipeline component sequence.


GTYPE	SKEY	Description
CAP	All	All caps
FLAN	All	All flanges
LJSE	All	All lap joints stub ends
PCOM	PL	Plug
REDU	All	All reducers

User-defined symbols based on the following SKEYs and defined with ORI FLOW will be automatically flipped depending on the flow direction.


GTYPE	SKEY	Description
INST	DR	Rupture disk
INST	XV**	Pressure reducing valve
PCOM	TU**	Tundish (funnel)
VALV	CK**	Check valve
VALV	VX**	Pressure reducing valve
VENT	RD	Rupture disk

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