ISO 20318-2:2019

Mechanical pencils and leads for general use -- Classification, dimensions, quality and test methods-- Part 2: Black leads
Autor: ISO
Código ICS: 01.100.40
Vigente
$94.010

Alcance

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.

Especificaciones de la Norma
Fecha de Publicación 05/03/2019
Título Secundario Porte-mines et mines pour usage général -- Classification, dimensions, qualité et méthodes d'essai-- Partie 2: Mines graphite pour porte-mines
Páginas Técnicas 11
Idioma Inglés