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ISO/CD 6621-1

Internal combustion engines — Piston rings — Part 1: Vocabulary

General information

30.00     Nov 1, 2023

ISO

ISO/TC 22/SC 34

International Standard

Scope

ISO 6621-1:2018 defines the most commonly used terms for piston rings. These terms designate either types of piston rings or certain characteristics and phenomena of piston rings.
The terms and definitions in this document apply to piston rings for reciprocating internal combustion engines. They may also be used for piston rings of compressors working under analogous conditions.
NOTE 1 Further terms and definitions covering measuring principles are given in ISO 6621-2:2003.
NOTE 2 This document gives the equivalent terms in the Chinese, English, French, German, Italian, Japanese, Portuguese, Russian and Spanish language.

Life cycle

PREVIOUSLY

Revises
ISO 6621-1:2018

NOW

IN_DEVELOPMENT
ISO/CD 6621-1
30.00 Committee draft (CD) registered
Nov 1, 2023

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