The international standard ISO 5-1:2009 addresses “Technical drawings — Title blocks.” It applies to manual and computer-based drawings alike, and it defines the structure and contents of title blocks for technical drawings across all disciplines.
Section 1 of ISO 5-1:2009, “Geometry and functional notation,” primarily addresses the arrangement, measurements, and symbols utilized in technical diagram title blocks. It might contain instructions on how to depict measurements, tolerances, material composition, and other crucial details required to comprehend the drawing.
It is suggested to go directly to the standard document or use resources offered by organizations that specialize in standards and regulations of technical illustrations for comprehensive information and a thorough grasp of ISO 5-1:2009 Part 1.