ISO/TR 6624-2:1988被替代
Internal combustion engines; piston rings; part 2: half keystone rings
出版：International Organization for Standardization
专家解读视频
1ED 1988 [15/12/1988]
UNE 26419-2 : 1994 - Identical
UNI 10125 : 1992 - Similar to
NEN ISO 6624-2 : 2005 - Identical
DIN V 76624 : 1990 - Corresponds
BS ISO 6624-2 : 2016 - Identical
NEN ISO 6624-2 : 2005 - Identical
BS ISO 6624-2:2003 - Identical
DD 209:1992 - Equivalent
NEN ISO 6624-2:2005 - Identical
UNE 26419-2:1994 - Identical
