CSA Group Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads ISO 9177-3:1994

Description
Specifies bending strengths and a test method for black leads of HB hardness degree used for mechanical pencils for technical drawings.
  • Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads - ISO 9177-3:1994 - CSA Group
    CSA Group
Description
Specifies bending strengths and a test method for black leads of HB hardness degree used for mechanical pencils for technical drawings.

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Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads - ISO 9177-3:1994 - CSA Group
CSA Group
Toronto, Ontario, Canada
Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads
ISO 9177-3:1994
Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads ISO 9177-3:1994
Specifies bending strengths and a test method for black leads of HB hardness degree used for mechanical pencils for technical drawings.

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

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Technical Specifications

  CSA Group
Product Category Standards and Technical Documents
Product Number ISO 9177-3:1994
Product Name Mechanical pencils - Part 3: Black leads - Bending strengths of HB leads
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