JB/T 2769-2008
Components of valves.High pressure threaded flanges (English Version)
- Standard No.
- JB/T 2769-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard - Machinery
- Latest
- JB/T 2769-2008
- Replace
- JB/T 2769-1992
- Scope
- This standard specifies the form, size, technical requirements, etc. of threaded flanges for lens gasket seals for flange-connected forged angle high-pressure valves. This standard applies to threaded flanges with nominal pressures PN160 ~ PN320 and nominal sizes DN3 ~ DN200.
JB/T 2769-2008 Referenced Document
- GB/T 196-2003 General purpose metric screw threads--Basic dimensions
- GB/T 197-2003 General purpose metric screw threads--Tolerances
- GB/T 3077-1999 Alloy structure steels
- GB/T 699-1999 Quality carbon structural steels
JB/T 2769-2008 history
- 2008 JB/T 2769-2008 Components of valves.High pressure threaded flanges
- 1992 JB/T 2769-1992 pN16.0~32.0MPa threaded flange
