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ISO 20318-2

Mechanical pencils and leads for general use - Classification, dimensions, quality and test methods - Part 2: Black leads

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Organization: ISO
Publication Date: 1 March 2019
Status: active
Page Count: 18
ICS Code (Drawing equipment): 01.100.40
ICS Code (Miscellaneous domestic and commercial equipment): 97.180
scope:

This document specifies classification, dimensions, quality and test methods for black leads used for mechanical pencils for general writing, as specified in ISO 20318-1.

Document History

ISO 20318-2
March 1, 2019
Mechanical pencils and leads for general use - Classification, dimensions, quality and test methods - Part 2: Black leads
This document specifies classification, dimensions, quality and test methods for black leads used for mechanical pencils for general writing, as specified in ISO 20318-1.

References

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