This standard specifies the special requirements for drawing boiler product drawings. This standard is applicable to the drawings of the boiler body, boiler steel structure, piping, accessories and auxiliary equipment within the scope of the boiler.
GB/T 11943-2008 Referenced Document
GB/T 4458.1 Mechanical drawings--General principles of presentation-Views
GB/T 4458.5 Mechanical drawings Indication of tolerances for size and of fits
GB/T 4458.6 Mechnical drawings--General principles of presentation--Sections
GB/T 6567.5 Technical drawings.Graphical symbols for piping systems.Axonometric representation of graphical symbols for piping,piping accessories and valves etc*, 2008-06-26 Update