JB/T 9939.2-1999
Tap chucks Technical conditions (English Version)
- Standard No.
- JB/T 9939.2-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Machinery
- Status
- 2014-07
- Replace By
- JB/T 9939-2013
- Latest
- JB/T 9939-2013
- Scope
- This standard specifies the technical requirements, test methods, inspection rules, marking and packaging of tap chucks. This standard applies to machine tap chucks with safety overload protection mechanisms.
JB/T 9939.2-1999 history
- 2013 JB/T 9939-2013 Tap chuck
- 1999 JB/T 9939.2-1999 Tap chucks Technical conditions
