ISO 6621-4-1988 标准详情
- 标准号:ISO 6621-4-1988
- 中文标题:内燃机.活塞环.第4部分:基本规范
- 英文标题:internal combustion engines - piston rings - part 4: general specifications first edition
- 标准类别:国际标准化组织标准ISO
- 发布日期:1988-01-01
This part lays down the general characteristics of piston rings, individual dimensional criteria of which are specified as appropriate in the ISO publications cited in clause 0. Provides a system for coding, designation and marking of the piston ring
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