GB/T 6188-2000
Hexalobular internal driving feature for bolts and screws
2009-02
- Standard No.
- GB/T 6188-2000
- Language
- Chinese
- Release Date
- 2000
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 6188-2008
- Lastest
- GB/T 6188-2017
- Scope
- This standard specifies the types, dimensions and measuring methods of hexalobular sockets for bolts and screws. The size of the hexagonal socket is determined by the gauge, which should be specified in Table 3 to Table 5. When drawing profile curves, reference materials are given in Appendix A (reminder appendix). In order to check the needs of the hexagonal socket, this standard gives detailed drawings, but it is not applicable to manufacturing standards.
GB/T 6188-2000 history
- 2017 GB/T 6188-2017 Hexalobular internal driving feature for bolts and screws
- 2009 GB/T 6188-2008 Hexalobular sockets for bolts and screws
- 2000 GB/T 6188-2000 Hexalobular internal driving feature for bolts and screws