Abstract
ISO 6621-4:2015 specifies the general characteristics of piston rings for reciprocating internal combustion engines for road vehicles and other applications (the individual dimensional criteria for these rings are given in the relevant International Standards). It also provides a system for ring coding, designation, and marking. It is applicable to all such rings of a nominal diameter from 30 mm up to and including 200 mm.
Read sample
Preview this standard in our Online Browsing Platform (OBP)
General information
-
Status: PublishedPublication date: 2015-03Stage: International Standard to be revised [90.92]
-
Edition: 3Number of pages: 28
-
Technical Committee :ISO/TC 22/SC 34ICS :43.060.10
- RSS updates
Life cycle
-
Previously
WithdrawnISO 6621-4:2003
-
Now
-
Revised by
Under developmentISO 6621-4
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)