Reference number
ISO 9177-3:1994
© ISO 2025
ISO 9177-3:1994
Mechanical pencils — Part 3: Black leads — Bending strengths of HB leads
Edition 1
1994-07
Withdrawn
Withdrawn (Edition 1, 1994)

Abstract

Specifies bending strengths and a test method for black leads of HB hardness degree used for mechanical pencils for technical drawings.

General information

  • Status
     : Withdrawn
    Publication date
     : 1994-07
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 10
    ICS :
    97.180  01.100.40 
  • RSS updates

Life cycle

Got a question?

Check out our Help and Support

  2. Store
  3. Store
  4. ICS
  5. 97
  6. 97.180
  7. ISO 9177-3:1994