Home

ISO 6621-5:2005
Subscribe to updates

Internal combustion engines -- Piston rings -- Part 5: Quality requirements

This standard has been revised by: ISO 6621-5:2013

Abstract

ISO 6621-5:2005 specifies those quality aspects of piston rings that are capable of definition but not normally found on a drawing specification.

It covers the following:

  • single-piece piston rings of grey cast iron or steel;
  • multi-piece piston rings (oil control rings) consisting of cast iron parts and spring components;
  • single-piece and multi-piece oil control rings of steel, i.e. oil control rings in the form of strip steel components or steel segments (rails) with spring expander components.

 

Related standards

Contact customer services

Send your enquiry by email
or call us on +41 22 749 08 88
09:00 – 12:30, 14:00 – 17:00 (UTC+1).