Transcription of A GRAPHICAL SYMBOLS FOR PIPING SYSTEMS AND PLANT
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A GRAPHICAL SYMBOLS FOR PIPING SYSTEMS AND PLANT
AGRAPHICAL SYMBOLSFOR PIPING SYSTEMSAND PLANTBASED ON BS 1553: PART 1: 1977 ScopeThis part of BS 1553 specifies GRAPHICAL SYMBOLS for use in flow and PIPING diagramsfor process 1 SYMBOLS (or elements of SYMBOLS ) for Use in Conjunction withOther SymbolsMechanical linkageWeight deviceElectrical deviceVibratory or loadingdevice (any type)Spray deviceRotary movementStirring deviceFanAccess pointEquipment penetration(fixed)Boundary linePoint of changeDischarge to atmosphereEquipment branch:general symbolNote. The upper repre-sentation does notnecessarily imply aflange, merely the ter-mination point. Where abreakable connection isrequired the branch/pipewould be as shown in thelower symbolEquipment penetration(removable)APPENDIX A GRAPHICAL SYMBOLS FOR PIPING SYSTEMS AND PLANTA-2 Basic and Developed SYMBOLS for PLANT and EquipmentHeat Transfer EquipmentHeat exchanger (basic SYMBOLS )Alternative:Shell and tube: fixed tube sheetShell and tube: U tube or floating headShell and tube: kettle reboilerAir-blown coolerPlate typeDouble pipe typeHeating / cooling coil (basic symbol)Fired heater / boiler (basic symbol)APPENDIX A GRAPHI
APPENDIX A GRAPHICAL SYMBOLS FOR PIPING SYSTEMS AND PLANT A- 3. Upshot heater Where complex burners are employed the ‘‘burner block’’ may be detailed elsewhere on the drawing, thus ... Fluid contacting vessel (basic symbol) Fluid contacting vessel Support grids and distribution details may be shown Reaction or absorption vessel
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