General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 3934-2003
Replace
GB/T 3934-1983
Scope
This standard specifies the terms and definitions, classification, symbols, tooth types, tolerances, requirements, inspection, marking and packaging of common thread gauges. This standard applies to common thread gauges with a tooth angle of 60°, a nominal diameter of 1 mm to 355 mm, and a pitch of 0.2 mm to 8 mm. Ordinary thread gauges specified in this standard (hereinafter referred to as "thread gauges") are suitable for testing ordinary threads specified in GB/T 192-2003, GB/T 193-2003, GB/T 196-2003, and GB/T 197-2003.
GB/T 3934-2003 history
2003GB/T 3934-2003 Specification of gauges for general purpose screw threads