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NA 066

DIN Standards Committee Nonferrous Metals

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Draft standard

DIN EN ISO 643
Steels - Micrographic determination of the apparent grain size (ISO/DIS 643:2023); German and English version prEN ISO 643:2023

Title (German)

Stahl - Mikrophotographische Bestimmung der erkennbaren Korngröße (ISO/DIS 643:2023); Deutsche und Englische Fassung prEN ISO 643:2023

Responsible national committee

NA 062-01-31 GA - Joint working committee NMP/FES: Metallographical test methods  

Responsible european committee

CEN/TC 459/SC 1 - Test methods for steel (other than chemical analysis)  

Responsible international committee

ISO/TC 17/SC 7/WG 2 - Micrographic determination of the apparent grain size  

Edition 2023-08
Original language German , English
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