ISO 20318-2
Mechanical pencils and leads for general use - Classification, dimensions, quality and test methods - Part 2: Black leads
active, Most Current
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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.