This part of GB/T 4458 specifies three commonly used methods for drawing axonometric drawings. This section applies to manual and computer-drawn axonometric drawings; it also applies to three-dimensional model projection engineering drawings.
GB/T 16948 Technical product documentation--Vocabulary--Terms relating to projection methods
GB/T 26099.4 General principles of three-dimensional modeling for mechanical products.Part 4:Model projection drawings
GB/T 4457.4 Mechanical drawings--General principles of presentation-Lines
GB/T 6567.5 Technical drawings.Graphical symbols for piping systems.Axonometric representation of graphical symbols for piping,piping accessories and valves etc