This standard specifies the terminology, product classification, technical requirements, test methods, inspection methods, signs and packaging of electronic digital calipers. This standard applies to electronic digital calipers with a resolution of 0.01mm and a maximum measurement range of 500mm.
GB/T 14899-1994 history
2008GB/T 21389-2008 Vernier,dial and digital display calipers
1994GB/T 14899-1994 Calipers with electronic digital display
GB/T 14899-1994 Calipers with electronic digital display was changed to GB/T 21389-2008 Vernier,dial and digital display calipers.