标准号:IS 8422 Pt.5-1977
发布日期:1978/8/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:Specifies the dimensions, tolerances, tangential loads and other details of Z-rings (stepped oil scraper rings) from 30 up to 200 mm nominal diameter for internal combustion engines.