ISO 3:1973
p
ISO 3:1973
3564

Abstract

 Preview

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.


General information 

  •  :  Published
     : 1973-04
  •  : 1
     : 4
  •  : ISO/TC 19 Preferred numbers
  •  :
    17.020 Metrology and measurement in general

Buy this standard

en
Format Language
std 1 40 PDF
std 2 40 Paper
  • CHF40

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.