标准号：ISO 6621-4-2003
实施状态：作废
中文名称：内燃机.活塞环.第4部分:一般规范
英文名称：Internal combustion engines - Piston rings - Part 4: General specifications
发布日期：2003-10
被替代标准：ISO 6621-4-2015
代替标准：ISO 6621-4-1988
采用标准：BS ISO 6621-4-2003,IDT;GB/T 1149.1-2008,IDT
起草单位：ISO/TC 22
标准简介：This part of ISO 6621 specifies the general characteristics of piston rings for both reciprocating internal combustion engines and compressors (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 diameter ≤ 200 mm.
文件格式：PDF
文件大小：309.83KB
文件页数：36
（以上信息更新时间为：2019-11-22）
ISO 6621-4-2003 内燃机.活塞环.第4部分_一般规范.pdf
(309.83 KB)
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