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NA 131

DIN Standards Committee Aerospace

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Technical rule [CURRENT]

SEP 1665
Test of the hardenability of fine steels by means of hardness fracture tests

Title (German)

Prüfung der Härtbarkeit von Edelstählen mit Härtebruchproben

Edition 1971-12

Original language German

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DIN Standards Committee Aerospace

SEP 1665 Test of the hardenability of fine steels by means of hardness fracture tests

SEP 1665
Test of the hardenability of fine steels by means of hardness fracture tests