ISO 9980 : 2012(R2018)现行
BELT DRIVES - GROOVED PULLEYS FOR V-BELTS (SYSTEM BASED ON EFFECTIVE WIDTH) - GEOMETRICAL INSPECTION OF GROOVES
出版：International Organization for Standardization
专家解读视频
Describes the methods of checking the regularity of the grooves and pulleys for V-belts specified in the system based on effective width.
BS ISO 9980 : 2012 - Identical
NF ISO 9980 : 2013 - Identical
NBN ISO 9980 : 1991 - Identical
NF ISO 9980 : 2013 - Identical
BS ISO 9980 : 2012 - Identical
