JB/T 4210.9-1996
Mold for cold heading hexagonal head nuts Upsetting barrel ejector pin B type (English Version)
- Standard No.
- JB/T 4210.9-1996
- Language
- Chinese, Available in English version
- Release Date
- 1996
- Published By
- Professional Standard - Machinery
- Status
- 2014-11
- Replace By
- JB/T 4210.6-2014
- JB/T 4210.9-2014
- Latest
- JB/T 4210.6-2014
- JB/T 4210.9-2014
- Scope
- This standard specifies the structural type and size, technical requirements and markings of cold heading GB 6170~6171 and GB 6175~6176 hexagonal nut M8~M20 B type heading ball push rods. This standard applies to the molds of automatic nut cold heading machines.
JB/T 4210.9-1996 history
- 2014 JB/T 4210.6-2014 Cold heading dies for hexagon nuts.Part 6: Ejector pins for ball upsetting
- 1996 JB/T 4210.9-1996 Mold for cold heading hexagonal head nuts Upsetting barrel ejector pin B type
JB/T 4210.9-1996 Mold for cold heading hexagonal head nuts Upsetting barrel ejector pin B type was changed to JB/T 4210.6-2014 Cold heading dies for hexagon nuts.Part 6: Ejector pins for ball upsetting.
