GB/T 13235.3-1995
Active
DB50/T 431-2012
Abolished
Chongqing CityLocal standards
DB50/T 431-2012 IC card membrane gas meter built-in motor valve technical specification
DB50/T 431-2012 IC card membrane gas meter built-in motor valve technical specification
Basic Information
Standard Code:
DB50/T 431-2012
Standard Type:
Local standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
Flow and level measurement instruments
ICS Name:
Volume equipment and volume measurement
Publish Date:
2012-02-15
Implement Date:
2012-06-01
Scope
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage for the built-in motor valves of IC card membrane gas meters with a maximum flow rate of no more than 10 m3/h. This standard applies to the production and acceptance of built-in motor valves for IC card membrane gas meters. Other gas meters with built-in motor valves may refer to and implement this standard accordingly.
Development Information
Related Standards
GB/T 6968-1997
Replaced
GB/T 6968-1997 Diaphragm gas meters
GB/T 17286.1-1998
Replaced
GB/T 17286.1-1998 Liquid hydrocarbons—Dynamic measurement—Proving systems for volumetric meters—Part 1:General principles
GB/T 17286.2-1998
Replaced
GB/T 17286.2-1998 Liquid hydrocarbons—Dynamic measurement—Proving systems for volumetric meters—Part 2:Pipe provers
GB/T 17286.3-1998
Replaced
GB/T 17286.3-1998 Liquid hydrocarbons—Dynamic measurement—proving systems for volumetric meters—Part 3:Pulse interpolation techniques
GB/T 17287-1998
Active