Standard [CURRENT]
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This document provides guidance on the procedures for case hardening steel workpieces and tools. This document has been prepared by Working Committee NA 145-02-05 AA "Grundlagen, Anforderungen und Prüfverfahren in der Wärmebehandlung" ("Heat treatment - Principles, requirements and test methods") at DIN Standards Committee Materials Technology (NWT).
This document replaces DIN 17022-3:1989-04 .