Committee Draft
ISO/CD 6624-4
Internal combustion engines — Piston rings — Part 4: Half keystone rings made of steel
Reference number
ISO/CD 6624-4
Edition 3
© ISO 2024
Committee Draft
Under development
A draft is being reviewed by the committee.
Will replace ISO 6624-4:2016

Abstract

ISO 6624-4:2016 specifies the essential dimensional features of half keystone rings made of steel, types HK, HKB and HKBA, having nominal diameters from 50 mm up to, and including, 160 mm, used in reciprocating internal combustion piston engines for road vehicles and other applications.

General information

  • Status
     : Under development
    Stage
    : CD approved for registration as DIS [30.99]
  • Edition
     : 3
  • Technical Committee :
    ISO/TC 22/SC 34
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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