QJ 2514.4A-2007
Parts of cold-punching dies (Part 4) Backing plates (English Version)
- Standard No.
- QJ 2514.4A-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- Professional Standard - Aerospace
- Latest
- QJ 2514.4A-2007
- Replace
- QJ 2514.4-1993 QJ 2514.8-1993
QJ 2514.4A-2007 history
- 2007 QJ 2514.4A-2007 Parts of cold-punching dies (Part 4) Backing plates
- 1993 QJ 2514.8-1993 Cold stamping die template circular backing plate
QJ 2514.4A-2007 Parts of cold-punching dies (Part 4) Backing plates has been changed from QJ 2514.4-1993 Rectangular Backing Plate for Cold Stamping Die Template.
QJ 2514.4A-2007 Parts of cold-punching dies (Part 4) Backing plates has been changed from QJ 2514.8-1993 Cold stamping die template circular backing plate.
