This standard specifies the terms, definitions, classifications, symbols, tooth types, tolerances, requirements, inspection methods, marks and Encasements for trapezoidal thread gauges with a tooth profile angle of 30 °, nominal diameter from 8 mm to 300 mm, and pitch from 1.5 mm to 44 mm. The standard applies to inspection of single-wire trapezoidal threads specified in GB/T 5796-1986. The standard defines in detail the technical requirements and performance standards for trapezoidal thread gauges, including the different uses and performance requirements for working thread gauges and proofreading thread gauges.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | J42 | ICS | 17.040.30 |
| Release Date | 2004-02-10 00:00:00 | Implementation Date | 2004-08-01 00:00:00 |