ISO 9177-3:1994 - $45.00   BUY NOW

Mechanical pencils -- Part 3: Black leads -- Bending strengths of HB leads

ISO 9177-3:1994 Publication Description:

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

International Classification for Standards (ICS)

ICS Classification Field ICS Field Sub-Group and Number
ICS-97-Domestic ICS Domestic/Commercial Equipment (97.180)
ICS-01-Generalities ICS Drawings-Drawing Equipment (01.100.40)

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