ISO/WD 6624-4

Internal combustion engines — Piston rings — Part 4: Half keystone rings made of steel

General information

Current stage: 20.98 Effective date: Mar 15, 2024

Originator: ISO

Owner: ISO/TC 22/SC 34

Type: International Standard

Scope

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.

Life cycle

PREVIOUSLY

Revises
ISO 6624-4:2016

NOW

ABANDON
ISO/WD 6624-4
20.98 Project deleted
Mar 15, 2024

Preview

Only informative sections of projects are publicly available. To view the full content, you will need to members of the committee. If you are a member, please log in to your account by clicking on the "Log in" button.