GB/T 970.1-1994
The types and dimensions for circular screwing dies (English Version)
- Standard No.
- GB/T 970.1-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2009-01
- Replace By
- GB/T 970.1-2008
- Latest
- GB/T 970.1-2008
- Scope
- This standard specifies the basic requirements for the type, size and marking of circular dies. This standard is applicable to hand and machine circular dies with a tolerance of 6g for ordinary threads (GB/T 192～193, GB/T 196～197). Circular dies with a tolerance of 6e, 6f and 6h can also be produced according to the needs of use. . The circular die manufactured according to 6g can also meet the needs of the 6h tolerance zone in most cases.
GB/T 970.1-1994 history
- 2008 GB/T 970.1-2008 Circular screwing dies.Part 1:The types and dimensions for circular screwing dies and die stocks
- 1994 GB/T 970.1-1994 The types and dimensions for circular screwing dies
