SSH ISO 9177-2:1989

Mechanical pencils — Part 2: Black leads — Classification and dimensions

Publication date: Apr 26, 2016

General information

Current stage: 60.60 Effective date: Apr 26, 2016

Originator: DPS

Owner: DPS/KT 304

Type: International Standard

ICS: 01.100.40 97.180

Languages: English

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Status: Published

PDF - ALL 1,368

Paper - ALL 1,368

CD - ALL 1,368

PDF and Paper - ALL 2,736

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Scope

Two types are available, black leads in which the binding agent is an organic polymer (designated by the letter "P"), and black leads in which the binding agent is clay (designated by the letter "C"). Classification is made according to the degree of hardness. Part 1 deals with the classification, dimensions, performance requirements and testing.

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PUBLISHED
SSH ISO 9177-2:1989
60.60 Standard published
Apr 26, 2016

Related project

Adopted from ISO 9177-2:1989

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