International Standard
ISO 3:1973
Preferred numbers — Series of preferred numbers
Reference number
ISO 3:1973
ISO 3:1973
Edición 1
1973-04
1973-04
© ISO 2024
International Standard
p
ISO 3:1973
3564
No disponible en español
Publicado
(Edición 1, 1973)
Esta norma se revisó y confirmó por última vez en 2020.
Por lo tanto, esta versión es la actual.
Resumen
Preferred numbers are the conventionally rounded of term values of geometrical series, including the integral powers of 10 and having as ratios special factors in accordance with the specified tables. Basic, expectional, R 80 and derived series are designated.
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