Technical drawings. General principles of presentation Ingestion-build-223009 EN 60793-1-49

EN 60793-1-49

and their most common use cases

to conform with the expression of results in the associated revised test methods

Attention is drawn to the hazards that exist in certain locations

Technical drawings. General principles of presentation Ingestion-build-223009 EN 60793-1-491 Scope and field of application This International Standard specifies the general principles of presentation to be applied to technical drawings following the orthographic projection methods. Additional International Standards are under preparation for other methods of representation. This International Standard is intended for all kinds of technical drawings (mechanical, electrical, architectural, civil engineering, etc.). However, it is recognized