Internal combustion engines; piston rings; inspection measuring principles; identical with ISO 6621-2:1984.
NORMA vydána dne 1.6.1990
Designation standards: DIN ISO 6621-2:1990-06
Note: NEPLATNÁ
Publication date standards: 1.6.1990
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: German technical standard
Kategorie: Technické normy DIN
Verbrennungsmotoren; Kolbenringe; Prüfung der Qualitätsmerkmale.