ISO 9177-2:2022

This document specifies a classification and dimensions for black leads used for mechanical pencils for technical drawings.

Two types of black leads are available:

— polymer leads (designated by the letter “P”);

— ceramic leads (designated by the letter “C”).

Текущий статус
: Опубликовано

Дата публикации
: 2022-06
Версия
: 2
Технический комитет
: ISO/TC 10 Technical product documentation
ICS
:
97.180 Miscellaneous domestic and commercial equipment

01.100.40 Drawing equipment

	Формат	Язык
std 1 40	PDF + ePub
std 2 40	Бумажный

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