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Normas DIN – AENOR
DIN EN ISO 4957:2017-04

DIN EN ISO 4957:2017-04

Tool steels (ISO/DIS 4957:2017); German and English version prEN ISO 4957:2017 / Note: Date of issue 2017-03-31

Aciers à outils (ISO/DIS 4957:2017); Version allemande et anglaise prEN ISO 4957:2017 / Attention: Date de parution 2017-03-31

Werkzeugstähle (ISO/DIS 4957:2017); Deutsche und Englische Fassung prEN ISO 4957:2017 / Achtung: Erscheinungsdatum 2017-03-31

Fecha Anulación:
2018-11 /Withdrawn
Equivalencias internacionales:

ISO/DIS 4957 (2017-04)

prEN ISO 4957 (2017-04)

Relación con otras normas DIN:

Reemplazada por: DIN EN ISO 4957:2018-11

Resumen:
This International standard covers the grades of wrought tool steels listed in tables 2, 4, 6 and 8, namely: a) unalloyed cold-work tool steels (see table 2); b) alloyed cold-work tool steels (see table 4); c) alloyed hot-work tool steels (see table 6); d) high-speed steels (see table 8). If not stated otherwise, this International Standard applies to all types of hot-rolled, forged, cold-drawn or cold-rolled products or products produced by powder metallurgy which are supplied in one of the surface and heat-treatment conditions given in 6.1.2 and Table 1.
Keywords:
Alloy steels, Chemical composition, Cold work steels, Composition, Definitions, Delivery conditions, Hardness, Heat treatment, High-speed tool steels, Hot-work die steels, Ladle analysis, Material numbers, Materials specification, Mechanical properties, Specification (approval), Steel bars, Steels, Surfaces, Testing, Tool steels, Unalloyed steels
95,14
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