ZH
RU
ES

Precision Hairspring

Precision Hairspring, Total:8 items.

In the international standard classification, Precision Hairspring involves: Horology, Linear and angular measurements.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Precision Hairspring

• GB/T 4032-1983 Wrist-chronometer with spring balance oscillator
• GB/T 4032-2013 Wrist-chronometers with spring balance oscillator

Professional Standard - Light Industry, Precision Hairspring

• QB/T 2447-1999 Precision watch with balance spring oscillating system

British Standards Institution (BSI), Precision Hairspring

• BS ISO 3159:2010 Timekeeping instruments - Wrist-chronometers with spring balance oscillator
• BS 887:1982 Specification for precision vernier callipers

International Organization for Standardization (ISO), Precision Hairspring

• ISO 3159:2009 Timekeeping instruments - Wrist-chronometers with spring balance oscillator
• ISO 3159:1976 Timekeeping instruments; Wrist-chronometers with spring balance oscillator

Korean Agency for Technology and Standards (KATS), Precision Hairspring

• KS B 1020-1993 Precision ball screws

Others:   ultra precision, Precision hardness, Aviation Instrument Hairspring, Precision instrument, range precision, Precision matching, precision centrifuge, precision flow, precision liquid, High Precision, Precision Oven, gossamer, Precision Weights, Precision Hairspring, Hairspring with copper seat, American Precision, precision track, Precision environment, precision ball, Precision steel pipe.