JB/ZQ 4451-2006
Outer hexagonal plugs with 55 degree non-sealed pipe thread (PN16) (English Version)
- Standard No.
- JB/ZQ 4451-2006
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Machinery
- Latest
- JB/ZQ 4451-2006
- Replace
- JB/ZQ 4451-1997
- Scope
- 55° non-sealing pipe thread external hexagonal plug (PN16)
JB/ZQ 4451-2006 history
- 1970 JB/ZQ 4451-2006 Outer hexagonal plugs with 55 degree non-sealed pipe thread (PN16)
- 0000 JB/ZQ 4451-1997
