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DIN Standards Committee Petroleum and Natural Gas Industries

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Standards [CURRENT]

DIN EN ISO 643
Steels - Micrographic determination of the apparent grain size (ISO 643:2019, Corrected version 2020-03); German version EN ISO 643:2020

Title (German)

Stahl - Mikrophotographische Bestimmung der erkennbaren Korngröße (ISO 643:2019, korrigierte Fassung 2020-03); Deutsche Fassung ISO 643:2020

Document: references other documents

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 - Methods of testing (other than mechanical tests and chemical analysis)  

Edition 2020-06
Original language German
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