ISO 6621-4:2024 内燃机 活塞环 第4部分：通用规范

标准编号：ISO 6621-4:2024

中文名称：内燃机 活塞环 第4部分：通用规范

英文名称：Internal combustion engines — Piston rings — Part 4: General specifications

发布日期：2024-05

标准范围

本文件规定了道路车辆和其他应用的往复式内燃机活塞环的一般特性（这些活塞环的单独尺寸标准在相关国际标准中给出）。它还提供了用于环编码、指定和标记的系统。它适用于公称直径为30？mm不超过200？嗯。

This document 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.

标准预览图