90.93 Standard confirmed Jun 10, 2024
ISO
ISO/TC 10/SC 6 Mechanical engineering documentation
International Standard
01.100.20 Mechanical engineering drawings
Published
This representation mode may be used particulary when it is not necessary to show the exact form and size and where the designation of standardized centre holes is sufficient for information. Annex A gives the dimensions for types R, A and B, and Annex B the proportions and dimensions of symbols.
PUBLISHED
ISO 6411:1982
90.93
Standard confirmed
Jun 10, 2024