NEN ISO 6623 : 2004
Current
The latest, up-to-date edition.
INTERNAL COMBUSTION ENGINES - PISTON RINGS - SCRAPER RINGS MADE OF CAST IRON
12-01-2013
Defines the essential dimensional features of scraper rings made of cast iron, types N, NM, E and EM, having diameters of 30 mm up to and including 200 mm, used in reciprocating internal combustion engines. Applies to piston rings of compressors working under similar conditions.
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