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Normas DIN – AENOR
DIN ISO 9177-3:1995-01

DIN ISO 9177-3:1995-01

Mechanical pencils - Part 3: Black leads; bending strengths of HB leads; identical with ISO 9177-3:1994

Porte-mine - Partie 3: Mines graphite; résistance à la rupture des mines HB; identique à ISO 9177-3:1994

Füllstifte - Teil 3: Graphitminen; Biegefestigkeit von HB-Minen; Identisch mit ISO 9177-3:1994

Fecha Anulación:
2016-01 /Withdrawn
Equivalencias internacionales:

ISO 9177-3 (1994-07)

Resumen:
The document establishes bending strengths and a test method for HB-leads.
Das Dokument legt Biegefestigkeiten und ein Prüfverfahren für Minen mit HB-Härtegrad fest.
Keywords:
Bend testing, Bending stiffness, Bending strength, Crayons, Definitions, Degree of hardness, Designations, Determination, Dimensions, Drawing office equipment, Drawing system, Engineering drawings, Graphite, Hardness, HB, Leads (pencils), Mechanical pencils, Pen refills, Pencils, Products documentation, Propelling pencils, Specifications, Stationery, Strength of materials, Testing
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