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NBN EN ISO 6411:1998
Technical drawings - Simplified representation of centre holes (ISO 6411:1982)
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Summary
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.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 01/14/1998 |
| Page Count | 11 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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14/01/1998
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