标准摘要
[中文适用范围]： 本文件规定了铸铁螺旋弹簧油控环（DSF-C、DSF-CNP、SSF、GSF、DSF、DSF-NG 和 SSF-L 型）的基本尺寸特征。它适用于公路车辆和其他应用的往复式内燃机的活塞环，尺寸从 60 毫米到 200 毫米（含）。 [外文原描述]： This document specifies the essential dimensional features of coil-spring loaded oil control rings made of cast iron, types DSF-C, DSF-CNP, SSF, GSF, DSF, DSF-NG and SSF-L. It is applicable to piston rings in sizes from 60 mm up to and including 200 mm for reciprocating internal combustion engines for road vehicles and other applications.
英文名称Internal combustion engines — Piston rings — Part 1: Coil spring loaded oil control rings made of cast iron