Reference number
ISO 9177-3:2022
International Standard
ISO 9177-3:2022
Mechanical pencils for technical drawings — Part 3: Black leads — Bending strengths of HB leads
Edition 2
2022-01
Read sample
ISO 9177-3:2022
83354
Published (Edition 2, 2022)

ISO 9177-3:2022

ISO 9177-3:2022
83354
Language
Format
CHF 42
Convert Swiss francs (CHF) to your currency

Abstract

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

General information

  •  : Published
     : 2022-01
    : International Standard published [60.60]
  •  : 2
     : 4
  • ISO/TC 10
    97.180  01.100.40 
  • RSS updates

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