Technical drawings. Simplified representation of centre holes.

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Main informations

Collections

National standards and national normative documents

Publication date

June 1983

Number of pages

4 p.

Reference

NF E04-116

ICS Codes

01.100.20 Mechanical engineering drawings

Classification index

E04-116

Print number

International kinship

ISO 6411:1982

Standard replaced by (1)

NF EN ISO 6411

February 1998

Standard Current

Technical drawings. Simplified representation of centre holes.

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.

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